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Teach Yourself English Grammar: Tenses and Sentence Structure

A practical self-study textbook for clear speaking, correct tenses, and better sentence structure. Built for learners who want to speak and write better English by mastering sentence order, verb forms, questions, negatives, and everyday expression.

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Purpose of this book

This textbook is written for learners who understand English but struggle with correct tenses, sentence order, and fluent expression. It explains grammar in simple language, gives many examples, and provides practice exercises with answers.

How to use this book
  • 1. Read one chapter at a time.
  • 2. Copy the examples into a notebook.
  • 3. Say the example sentences aloud.
  • 4. Do the exercises before checking the answers.
  • 5. Practise speaking with the sentence patterns every day.

Chapter 0: Before You Start: The English Sentence

What you will learn
  • - Understand what makes a complete sentence
  • - Know the parts of a sentence
  • - Learn why structure comes before fluency

Many learners can think well, but when they speak English, the words come out in the wrong order. The problem is often not intelligence; it is sentence structure. A good English sentence normally needs a subject and a verb. Many sentences also need an object or complement.

Simple definition

A sentence is a group of words that expresses a complete thought.

Example: The boy is reading.

This is complete because we know who is doing something and what is happening.

PartMeaningExample
SubjectThe person or thing the sentence is about.Emmanuel studies English. Subject = Emmanuel
VerbThe action word or state word.She writes. Verb = writes
ObjectThe person or thing that receives the action.He bought a book. Object = a book
ComplementA word or phrase that completes the meaning after verbs like be, seem, become.She is happy. Complement = happy
ModifierA word or phrase that gives extra information about time, place, manner, or degree.He spoke slowly. Modifier = slowly

Basic English word order is usually: Subject + Verb + Object/Complement + Extra information.

PatternFormulaExamples
Action sentenceSubject + verb + objectI read books. / She cooked rice.
State sentenceSubject + be + complementI am ready. / They are students.
Place sentenceSubject + verb/be + placeHe lives in Lagos. / The pen is on the table.
Time sentenceSubject + verb + object + timeWe studied physics yesterday.
Very important rule

Do not translate word-for-word from your native language into English. First choose the English structure, then put your idea inside it.

Wrong: I tomorrow will go school.

Correct: I will go to school tomorrow.

Chapter 1: Parts of Speech: The Building Blocks of English

What you will learn
  • - Identify nouns, pronouns, verbs, adjectives, adverbs, prepositions and conjunctions
  • - Use the right type of word in the right position

Parts of speech are the classes of words in English. If you know the job of a word, you will know where to place it in a sentence.

Part of speechMeaningExamplesSentence example
NounName of a person, place, thing, idea, or quality.student, Lagos, book, honestyThe student opened the book.
PronounA word used instead of a noun.I, you, he, she, it, we, theyShe is my sister.
VerbA word that shows action or state.go, eat, write, be, haveThey are happy.
AdjectiveA word that describes a noun.good, tall, red, seriousHe is a serious student.
AdverbA word that describes a verb, adjective, or another adverb.slowly, very, yesterday, hereShe spoke clearly.
PrepositionA word that shows relationship of place, time, direction, or connection.in, on, at, to, from, withThe bag is on the chair.
ConjunctionA word that joins words or ideas.and, but, because, althoughI studied because I had a test.
Common mistake

Wrong: He is a behave well boy.

Correct: He is a well-behaved boy.

Why? In English, the adjective comes before the noun: a good boy, a serious student, a beautiful house.

A verb is the heart of a sentence. If the verb is wrong, the sentence will often sound wrong. That is why tenses are very important.

Practice 1A: Identify the part of speech

โœ“In the sentence "The diligent student answered quickly," identify the noun, adjective, verb, and adverb.

โœ“In the sentence "She travelled to Abuja yesterday," identify the pronoun, verb, preposition, and adverb of time.

โœ“Write five nouns around you now.

โœ“Write five action verbs you use every day.

โœ“Use the adjective "important" in a sentence.

Chapter 2: Subject, Verb and Agreement

What you will learn
  • - Understand subject-verb agreement
  • - Avoid common errors like "he go" and "they is"
  • - Use singular and plural verbs correctly

Subject-verb agreement means that the verb must match the subject. A singular subject takes a singular verb. A plural subject takes a plural verb.

SubjectCorrect verbExample
Iam / have / goI am ready. I have a pen. I go to school.
Youare / have / goYou are kind. You have time. You go early.
He / She / Itis / has / goesShe is here. He has a phone. It works well.
We / Theyare / have / goWe are ready. They have books. They go home.
The third person singular rule

In the simple present tense, add -s or -es to the main verb when the subject is he, she, it, or one singular noun.

I work. You work. We work. They work.

He works. She works. The machine works.

WrongCorrectReason
She go to school.She goes to school.She is singular, so the verb takes -es.
They is coming.They are coming.They is plural, so use are.
The boys plays football.The boys play football.Boys is plural, so no -s on the verb.
My brother have a car.My brother has a car.My brother is singular.

Practice 2A: Choose the correct verb

โœ“My sister (like / likes) mathematics.

โœ“The students (is / are) in class.

โœ“He (have / has) a new notebook.

โœ“I (am / is) learning English.

โœ“The phone (work / works) well.

Practice 2B: Correct the errors

โœ“She do her assignment every night.

โœ“They was at home yesterday.

โœ“The teacher teach us English.

โœ“My parents lives in Benin City.

โœ“This information are useful.

Chapter 3: What Tense Means and How to Choose the Right Tense

What you will learn
  • - Understand the meaning of tense
  • - Know the three main times: present, past and future
  • - Choose tense using time and situation

Tense is the form of a verb that shows the time of an action or situation. English uses verb forms to show whether something happens now, happened before, or will happen later.

TimeMeaningExamples
PresentNow, regularly, generally true, or currently happening.I live in Lagos. / She is reading.
PastBefore now.I lived in Abuja. / She was reading.
FutureAfter now.I will travel. / She is going to read.

A tense is not chosen only by the time word. It is chosen by the meaning. For example, "I live in Lagos" is present simple because it is a present fact. "I am living in Lagos for now" is present continuous because it sounds temporary.

Question to ask yourselfBest tense to considerExample
Is it a habit, routine, fact, or general truth?Present simpleI wake up at 5 a.m.
Is it happening now or around now?Present continuousI am reading now.
Did it happen and finish in the past?Past simpleI visited him yesterday.
Was it happening at a past time?Past continuousI was sleeping at 10 p.m.
Did it start before now and still matters now?Present perfectI have finished my work.
Will it happen later?Future formsI will call you tomorrow.
Tense decision method

Before you speak, ask: Is my idea about a habit, now, yesterday, before another past action, experience, or future plan? When you know the time meaning, choosing the tense becomes easier.

Chapter 4: Present Simple Tense

What you will learn
  • - Use present simple for habits, facts and routines
  • - Make positive, negative and question forms
  • - Avoid common present simple mistakes

The present simple tense is used for habits, routines, general truths, permanent situations, and facts.

UseExplanationExamples
Habit or routineSomething you do regularly.I read every night. / She attends church on Sundays.
General truthSomething that is always or usually true.Water boils at 100 degrees Celsius.
Permanent situationSomething that is true for a long time.My father works in a hospital.
Timetable or fixed scheduleA planned schedule.The bus leaves at 7 a.m.
FormStructureExample
PositiveSubject + base verb / verb+sI study English. / She studies English.
NegativeSubject + do/does + not + base verbI do not smoke. / He does not smoke.
QuestionDo/Does + subject + base verb?Do you understand? / Does she understand?
Important

After does, the main verb returns to the base form.

Wrong: Does she likes rice?

Correct: Does she like rice?

Wrong: He does not goes.

Correct: He does not go.

Common time expressions: every day, always, usually, often, sometimes, rarely, never, on Mondays, in the morning.

Practice 4A: Change to present simple

โœ“She ____ (go) to school every morning.

โœ“My brother ____ (watch) football on Saturdays.

โœ“They ____ (not like) noise.

โœ“____ your mother ____ (cook) every day?

โœ“The sun ____ (rise) in the east.

Speaking drill 4B

โœ“Say five things you do every morning using present simple.

โœ“Say five things a good student does every week.

โœ“Ask someone three questions beginning with "Do you...?"

โœ“Ask three questions beginning with "Does he...?" or "Does she...?"

Chapter 5: Present Continuous Tense

What you will learn
  • - Use present continuous for actions happening now
  • - Use am, is and are correctly
  • - Understand temporary actions and changing situations

The present continuous tense is used for actions happening now, actions happening around this period, temporary situations, and changing situations.

FormStructureExample
PositiveSubject + am/is/are + verb-ingI am studying. / She is cooking. / They are playing.
NegativeSubject + am/is/are + not + verb-ingHe is not sleeping.
QuestionAm/Is/Are + subject + verb-ing?Are you listening? / Is she coming?
UseExamples
Happening nowI am writing now. / The teacher is explaining the lesson.
Temporary situationI am staying with my uncle this week.
Changing situationMy English is improving. / Prices are increasing.
Future arrangementWe are meeting tomorrow.
Present simple vs present continuous

Present simple: I read every night. This is a habit.

Present continuous: I am reading now. This is happening now.

Present simple: He works in a bank. This is his regular job.

Present continuous: He is working late today. This is happening today only.

Practice 5A: Fill in the gap

โœ“Look! The baby ____ (cry).

โœ“I ____ (learn) English this month.

โœ“They ____ (not play) football now.

โœ“____ she ____ (come) with us?

โœ“My communication skills ____ (improve).

Practice 5B: Choose present simple or present continuous

โœ“I usually ____ (wake) up early, but today I ____ (wake) up late.

โœ“She ____ (work) in a school, but this week she ____ (attend) a training.

โœ“Water ____ (boil) at 100 degrees Celsius.

โœ“Please keep quiet; I ____ (read).

โœ“My phone ____ (ring) now.

Chapter 6: Past Simple Tense

What you will learn
  • - Use past simple for completed past actions
  • - Use regular and irregular verbs
  • - Ask and answer past tense questions

The past simple tense is used for actions that started and ended in the past. It often goes with time expressions such as yesterday, last week, last year, in 2020, two days ago, and this morning when the morning is already finished.

Verb typePresentPastExample
RegularworkworkedI worked yesterday.
Regular ending in edancedancedShe danced well.
Regular ending consonant + ystudystudiedHe studied hard.
IrregulargowentThey went home.
IrregularwritewroteI wrote a letter.
IrregulareatateWe ate rice.
FormStructureExample
PositiveSubject + past verbI visited him. / She went home.
NegativeSubject + did not + base verbI did not visit him. / She did not go home.
QuestionDid + subject + base verb?Did you visit him? / Did she go home?
Very important

After did or did not, use the base form of the verb.

Wrong: Did you went?

Correct: Did you go?

Wrong: I did not saw him.

Correct: I did not see him.

Some common irregular verbs: be - was/were; begin - began; buy - bought; come - came; do - did; drink - drank; eat - ate; get - got; give - gave; go - went; have - had; know - knew; make - made; see - saw; speak - spoke; take - took; write - wrote.

Practice 6A: Change to past simple

โœ“I go to school early. -> Yesterday, I ____ to school early.

โœ“She writes a letter. -> She ____ a letter yesterday.

โœ“They buy food. -> They ____ food last night.

โœ“He does his homework. -> He ____ his homework.

โœ“We see the teacher. -> We ____ the teacher.

Practice 6B: Correct the errors

โœ“Did you went to class?

โœ“I did not ate breakfast.

โœ“She come yesterday.

โœ“They was happy.

โœ“He buyed a new pen.

Chapter 7: Past Continuous Tense

What you will learn
  • - Use past continuous for actions happening at a past time
  • - Combine past continuous and past simple
  • - Describe interrupted actions

The past continuous tense is used for an action that was happening at a particular time in the past. It is formed with was/were + verb-ing.

FormStructureExample
PositiveSubject + was/were + verb-ingI was reading. / They were playing.
NegativeSubject + was/were + not + verb-ingShe was not sleeping.
QuestionWas/Were + subject + verb-ing?Were you listening?

Use was with I, he, she, it, and singular nouns. Use were with you, we, they, and plural nouns.

UseExample
Action happening at a past timeAt 8 p.m., I was studying.
Longer action interrupted by shorter actionI was eating when he called.
Two actions happening at the same timeShe was cooking while I was reading.
Background description in a storyThe rain was falling and people were running.
Past continuous + past simple

Use past continuous for the longer action. Use past simple for the shorter action that interrupted it.

Example: I was sleeping when the phone rang.

Longer action: was sleeping. Shorter action: rang.

Practice 7A: Fill in the gap

โœ“I ____ (read) when the light went off.

โœ“They ____ (play) football at 5 p.m.

โœ“She ____ (not sleep) when I arrived.

โœ“____ you ____ (listen) when the teacher explained?

โœ“It ____ (rain) heavily yesterday evening.

Chapter 8: Present Perfect Tense

What you will learn
  • - Use present perfect for past actions connected to now
  • - Use have and has correctly
  • - Understand already, yet, just, ever, never, since and for

The present perfect tense connects the past with the present. It is used when the exact past time is not the main point, or when the result is important now.

FormStructureExample
PositiveSubject + have/has + past participleI have finished. / She has gone.
NegativeSubject + have/has + not + past participleHe has not arrived.
QuestionHave/Has + subject + past participle?Have you eaten? / Has she called?
UseExampleMeaning
ExperienceI have visited Abuja.At some time in my life, I visited Abuja.
Recent action with present resultShe has broken the cup.The cup is broken now.
Action that started in the past and continues nowI have lived here for five years.I still live here.
Completed action without exact timeThey have submitted the form.The submission is complete.
Since and for

Use since for the starting point: since 2020, since Monday, since morning.

Use for for the length of time: for two years, for three days, for one hour.

Examples: I have known him since 2020. I have known him for six years.

Present perfect vs past simple

Present perfect: I have eaten. The exact time is not important; the result is important now.

Past simple: I ate at 8 a.m. The time is stated or understood.

Practice 8A: Fill in the gap

โœ“I ____ (finish) my assignment.

โœ“She ____ (not arrive) yet.

โœ“Have you ever ____ (travel) by train?

โœ“We have lived here ____ 2021.

โœ“They have waited ____ two hours.

Practice 8B: Choose past simple or present perfect

โœ“I ____ (saw / have seen) him yesterday.

โœ“She ____ (has finished / finished) her work already.

โœ“They ____ (went / have gone) to Abuja last week.

โœ“Have you ever ____ (eat / eaten) pounded yam?

โœ“I ____ (lost / have lost) my pen; I cannot find it now.

Chapter 9: Past Perfect and Future Forms

What you will learn
  • - Use past perfect for earlier past actions
  • - Use will, going to and present continuous for future meaning
  • - Avoid future tense confusion

The past perfect tense is used for an action that happened before another past action. It is formed with had + past participle.

TenseStructureExample
Past perfectSubject + had + past participleI had eaten before he arrived.
NegativeSubject + had not + past participleShe had not left when I called.
QuestionHad + subject + past participle?Had they finished before the rain started?
How to understand past perfect

Imagine two past actions. The earlier action takes past perfect.

Action 1: I finished my work.

Action 2: My friend came.

Sentence: I had finished my work before my friend came.

Future meaning can be expressed in different ways. The three common forms are will, be going to, and present continuous for arrangements.

Future formUseExample
Will + base verbDecision now, promise, prediction, offer.I will call you later. / It will rain.
Be going to + base verbPlan or prediction based on evidence.I am going to study tonight. / Look at the clouds; it is going to rain.
Present continuousFixed arrangement.We are meeting at 4 p.m. tomorrow.

Practice 9A: Fill in the gap

โœ“By the time I arrived, she ____ (leave).

โœ“I ____ call you when I get home.

โœ“Look at the dark clouds. It ____ rain.

โœ“We ____ meeting the principal tomorrow morning.

โœ“They had eaten before we ____ (arrive).

Chapter 10: The Twelve Main Tenses in One Place

What you will learn
  • - See all major tenses together
  • - Compare structures quickly
  • - Use a tense table for revision

English has many tense forms, but you do not need to fear them. Learn the meaning, structure, and common examples. The table below gives a simple revision guide.

TenseStructureUseExample
Present simpleI work / She worksHabit, fact, routineShe teaches English.
Present continuousam/is/are workingNow, temporary actionShe is teaching now.
Present perfecthave/has workedPast connected to nowShe has taught for years.
Present perfect continuoushave/has been workingAction continuing up to nowShe has been teaching since morning.
Past simpleworked / wentFinished past actionShe taught yesterday.
Past continuouswas/were workingAction happening in the pastShe was teaching at 10 a.m.
Past perfecthad workedEarlier past actionShe had taught before she travelled.
Past perfect continuoushad been workingLong action before another past actionShe had been teaching for two hours before the break.
Future simplewill workPromise, prediction, decisionShe will teach tomorrow.
Future continuouswill be workingAction happening at a future timeShe will be teaching at 10 a.m. tomorrow.
Future perfectwill have workedCompleted before a future timeShe will have finished by 12 noon.
Future perfect continuouswill have been workingDuration before a future timeBy noon, she will have been teaching for three hours.
Teach yourself rule

Do not try to use all twelve tenses at once. Master the common six first: present simple, present continuous, past simple, past continuous, present perfect, and future with will/going to. Then add the others gradually.

Practice 10A: Name the tense

โœ“She is writing a letter.

โœ“They have completed the project.

โœ“I went to school yesterday.

โœ“He had left before I arrived.

โœ“We will travel next week.

โœ“I have been waiting for one hour.

โœ“They were playing when it started raining.

โœ“She works in a hospital.

Chapter 11: Questions, Negatives and Short Answers

What you will learn
  • - Ask correct questions
  • - Make correct negative sentences
  • - Answer naturally in conversation

Many learners can make positive sentences but struggle with questions. English questions often need an auxiliary verb such as do, does, did, am, is, are, was, were, have, has, had, will, can, should, or must.

StatementQuestionShort answer
You like English.Do you like English?Yes, I do. / No, I do not.
She likes English.Does she like English?Yes, she does. / No, she does not.
They went home.Did they go home?Yes, they did. / No, they did not.
He is reading.Is he reading?Yes, he is. / No, he is not.
You have eaten.Have you eaten?Yes, I have. / No, I have not.
She will come.Will she come?Yes, she will. / No, she will not.

For wh-questions, put the question word before the auxiliary verb: What do you want? Where did she go? Why are you crying? When will they arrive?

Question wordUseExample
WhatThing or actionWhat do you want?
WherePlaceWhere do you live?
WhenTimeWhen did he call?
WhyReasonWhy are you late?
WhoPersonWho called you?
HowManner or conditionHow did you do it?
How much / manyQuantityHow many books do you have?

Practice 11A: Change to questions

โœ“She lives in Lagos.

โœ“They went to church yesterday.

โœ“He is reading now.

โœ“You have submitted the assignment.

โœ“They will visit us tomorrow.

Practice 11B: Make negative sentences

โœ“I understand the lesson.

โœ“She came late.

โœ“They are playing outside.

โœ“He has finished the food.

โœ“We will travel next week.

Chapter 12: Sentence Structure: Simple, Compound and Complex Sentences

What you will learn
  • - Build clear simple sentences
  • - Join ideas correctly
  • - Use because, although, when, if and while

A simple sentence has one main idea. A compound sentence joins two equal ideas. A complex sentence has one main idea and one dependent idea.

Sentence typeMeaningExample
Simple sentenceOne complete idea.I studied English.
Compound sentenceTwo complete ideas joined by and, but, or, so, yet.I studied English, and I practised speaking.
Complex sentenceOne main idea plus one dependent idea.I studied English because I wanted to improve.

A dependent clause cannot stand alone because it does not express a complete thought. Examples: because I was tired; when she arrived; although it rained; if you call me.

ConnectorMeaningExample
andadditionI read the note, and I answered the questions.
butcontrastI was tired, but I continued studying.
soresultIt was late, so we went home.
becausereasonI stayed home because I was sick.
althoughsurprising contrastAlthough it rained, we attended the class.
whentimeCall me when you arrive.
ifconditionI will help you if I have time.
Structure warning

Wrong: Because I was tired.

This is not complete. It needs a main clause.

Correct: I slept early because I was tired.

Correct: Because I was tired, I slept early.

Practice 12A: Join the sentences

โœ“I was hungry. I bought food. Use: so

โœ“She passed the exam. She studied hard. Use: because

โœ“It was raining. We went to school. Use: although

โœ“Call me. You arrive. Use: when

โœ“I like English. I find tenses difficult. Use: but

Practice 12B: Write your own sentences

โœ“Write two simple sentences about your daily routine.

โœ“Write two compound sentences using and and but.

โœ“Write two complex sentences using because and although.

โœ“Write one sentence with if.

โœ“Write one sentence with when.

Chapter 13: Common Structure Problems and How to Fix Them

What you will learn
  • - Recognize common mistakes
  • - Rewrite wrong sentences correctly
  • - Speak more naturally

This chapter focuses on the kinds of mistakes many English learners make. Study the wrong sentence, the correct sentence, and the reason.

Wrong sentenceCorrect sentenceExplanation
I am having issues with my English.I have difficulty with English. / I am having difficulty with my English.Both are possible, but "have difficulty with" is more natural.
I cannot express myself very well at times.At times, I cannot express myself very well.The second arrangement is smoother, but both are understandable.
I am not fluent at English.I am not fluent in English.Use fluent in a language.
I discussed about the topic.I discussed the topic.Discuss does not take about after it.
I requested for help.I requested help. / I asked for help.Request is usually followed directly by the object.
I am hearing you.I can hear you.Use can hear for ability at the moment.
The informations are useful.The information is useful.Information is uncountable.
I am in 200 level.I am in 200 level. / I am a 200-level student.The second is more complete and natural.
I will off the light.I will switch off the light.Use switch off or turn off.
She is senior me.She is senior to me. / She is older than me.Use senior to.
Better expression pattern

When you do not know how to express yourself, use this structure:

  • 1. What I mean is...
  • 2. Let me explain it this way...
  • 3. The point I am trying to make is...
  • 4. In simple terms...
  • 5. I may not be saying it perfectly, but I mean that...
  • These phrases give you time to organize your thoughts and continue speaking confidently.

    Practice 13A: Correct the sentences

    โœ“I am not good in English.

    โœ“She requested for my number.

    โœ“I cannot be able to come tomorrow.

    โœ“The staffs are friendly.

    โœ“He is owing me money.

    โœ“I did not knew the answer.

    โœ“Does she likes you?

    โœ“I have wrote the letter.

    โœ“They was waiting for us.

    โœ“I am understanding the lesson now.

    Chapter 14: Speaking Better English: From Grammar to Fluency

    What you will learn
    • - Use grammar in real conversation
    • - Practise daily speaking patterns
    • - Build confidence step by step

    Good speaking is not only about knowing rules. It also comes from practising sentence patterns until they become natural. Start with simple correct sentences. Then add details. Do not rush to sound complicated.

    StepBasic sentenceImproved sentence
    1I learn English.I learn English every day.
    2I am improving.I am improving because I practise daily.
    3I made a mistake.I made a mistake yesterday, but I corrected it.
    4I want to speak well.I want to speak well so that I can express my ideas clearly.
    5I was nervous.I was nervous at first, but I became more confident after practising.
    Daily 20-minute practice plan

    5 minutes: Read ten correct sentences aloud.

    5 minutes: Change the sentences into past and future forms.

    5 minutes: Speak about your day using present simple and past simple.

    5 minutes: Correct one common mistake and make five new sentences with the correction.

    Use the following speaking frames to express yourself more clearly:

    To give your opinion: In my opinion, ... / I think that ... / I believe that ...

    To explain a reason: This is because ... / The reason is that ...

    To give an example: For example, ... / For instance, ...

    To compare: On the other hand, ... / In contrast, ...

    To correct yourself: What I mean is ... / Let me rephrase that ...

    To conclude: In conclusion, ... / To sum up, ...

    Practice 14A: Speaking tasks

    โœ“Speak for one minute about what you do every morning.

    โœ“Speak for one minute about what you did yesterday.

    โœ“Speak for one minute about what you are doing to improve your English.

    โœ“Speak for one minute about your plans for next week.

    โœ“Record yourself and listen for tense mistakes.

    Practice 14B: Transform the sentence

    โœ“I study English. Change it to present continuous, past simple, present perfect and future.

    โœ“She cooks rice. Change it to negative and question forms.

    โœ“They went home. Change it to negative and question forms.

    โœ“He is reading. Change it to past continuous and future continuous.

    โœ“I have finished. Change it to negative and question forms.

    Chapter 15: Major Practice Test

    What you will learn
    • - Test your understanding of tenses and structure
    • - Practise correction, sentence building and speaking
    • - Prepare for real communication

    Section A: Choose the correct answer

    โœ“She ____ to school every day. (go / goes / going)

    โœ“They ____ football now. (play / are playing / played)

    โœ“I ____ him yesterday. (see / saw / have seen)

    โœ“____ you understand the lesson? (Do / Does / Are)

    โœ“He has ____ his food. (eat / ate / eaten)

    โœ“We ____ sleeping when the rain started. (was / were / are)

    โœ“By the time I came, she ____ left. (has / had / have)

    โœ“I ____ call you tomorrow. (will / was / have)

    โœ“Although he was tired, he ____ working. (continue / continued / continuing)

    โœ“The information ____ important. (is / are / were)

    Section B: Fill in the correct tense

    โœ“My brother ____ (read) every evening.

    โœ“Look! The children ____ (run) outside.

    โœ“I ____ (finish) the assignment already.

    โœ“She ____ (cook) when I entered the kitchen.

    โœ“They ____ (travel) to Abuja last week.

    โœ“We ____ (wait) here for two hours.

    โœ“He ____ (leave) before I arrived.

    โœ“I think it ____ (rain) tonight.

    โœ“She ____ (not like) noise.

    โœ“Did you ____ (see) the teacher?

    Section C: Correct the sentences

    โœ“Does he goes to school?

    โœ“I did not saw her.

    โœ“She have finished the work.

    โœ“They was happy yesterday.

    โœ“I am not fluent at English.

    โœ“He requested for money.

    โœ“The staffs is coming.

    โœ“I have went there before.

    โœ“She is understanding the lesson.

    โœ“Because I was tired.

    Section D: Build your own sentences

    โœ“Write three sentences in the present simple tense.

    โœ“Write three sentences in the past simple tense.

    โœ“Write three sentences in the present perfect tense.

    โœ“Write three sentences using because, although and if.

    โœ“Write a short paragraph of six sentences about your English learning journey.

    Chapter 16: Answer Guide

    What you will learn
    • - Check your work after trying the exercises
    • - Learn from mistakes
    • - Revise difficult areas

    Use this answer guide after you have attempted the exercises. Some sentence-writing questions may have many correct answers. The answers below show sample correct responses.

    Practice 1A

    โœ“Noun: student; adjective: diligent; verb: answered; adverb: quickly.

    โœ“Pronoun: She; verb: travelled; preposition: to; adverb of time: yesterday.

    โœ“Sample nouns: book, phone, table, teacher, school.

    โœ“Sample verbs: eat, read, write, sleep, speak.

    โœ“Example: English is an important subject.

    Practice 2A

    โœ“likes

    โœ“are

    โœ“has

    โœ“am

    โœ“works

    Practice 2B

    โœ“She does her assignment every night.

    โœ“They were at home yesterday.

    โœ“The teacher teaches us English.

    โœ“My parents live in Benin City.

    โœ“This information is useful.

    Practice 4A

    โœ“goes

    โœ“watches

    โœ“do not like

    โœ“Does your mother cook every day?

    โœ“rises

    Practice 5A

    โœ“is crying

    โœ“am learning

    โœ“are not playing

    โœ“Is she coming with us?

    โœ“are improving

    Practice 5B

    โœ“wake / am waking

    โœ“works / is attending

    โœ“boils

    โœ“am reading

    โœ“is ringing

    Practice 6A

    โœ“went

    โœ“wrote

    โœ“bought

    โœ“did

    โœ“saw

    Practice 6B

    โœ“Did you go to class?

    โœ“I did not eat breakfast.

    โœ“She came yesterday.

    โœ“They were happy.

    โœ“He bought a new pen.

    Practice 7A

    โœ“was reading

    โœ“were playing

    โœ“was not sleeping

    โœ“Were you listening

    โœ“was raining

    Practice 8A

    โœ“have finished

    โœ“has not arrived

    โœ“travelled

    โœ“since

    โœ“for

    Practice 8B

    โœ“saw

    โœ“has finished

    โœ“went

    โœ“eaten

    โœ“have lost

    Practice 9A

    โœ“had left

    โœ“will

    โœ“is going to

    โœ“are

    โœ“arrived

    Practice 10A

    โœ“Present continuous

    โœ“Present perfect

    โœ“Past simple

    โœ“Past perfect

    โœ“Future simple

    โœ“Present perfect continuous

    โœ“Past continuous

    โœ“Present simple

    Practice 11A

    โœ“Does she live in Lagos?

    โœ“Did they go to church yesterday?

    โœ“Is he reading now?

    โœ“Have you submitted the assignment?

    โœ“Will they visit us tomorrow?

    Practice 11B

    โœ“I do not understand the lesson.

    โœ“She did not come late.

    โœ“They are not playing outside.

    โœ“He has not finished the food.

    โœ“We will not travel next week.

    Practice 12A

    โœ“I was hungry, so I bought food.

    โœ“She passed the exam because she studied hard.

    โœ“Although it was raining, we went to school.

    โœ“Call me when you arrive.

    โœ“I like English, but I find tenses difficult.

    Practice 13A

    โœ“I am not good at English. / I am not good in English is common, but at is more standard here.

    โœ“She requested my number. / She asked for my number.

    โœ“I cannot come tomorrow. / I will not be able to come tomorrow.

    โœ“The staff are friendly. / The members of staff are friendly.

    โœ“He owes me money.

    โœ“I did not know the answer.

    โœ“Does she like you?

    โœ“I have written the letter.

    โœ“They were waiting for us.

    โœ“I understand the lesson now.

    Major Practice Test: Section A

    โœ“goes

    โœ“are playing

    โœ“saw

    โœ“Do

    โœ“eaten

    โœ“were

    โœ“had

    โœ“will

    โœ“continued

    โœ“is

    Major Practice Test: Section B

    โœ“reads

    โœ“are running

    โœ“have finished

    โœ“was cooking

    โœ“travelled

    โœ“have waited / have been waiting

    โœ“had left

    โœ“will rain / is going to rain

    โœ“does not like

    โœ“see

    Major Practice Test: Section C

    โœ“Does he go to school?

    โœ“I did not see her.

    โœ“She has finished the work.

    โœ“They were happy yesterday.

    โœ“I am not fluent in English.

    โœ“He requested money. / He asked for money.

    โœ“The staff are coming. / The staff member is coming.

    โœ“I have gone there before. / I went there before.

    โœ“She understands the lesson.

    โœ“I slept early because I was tired.

    Chapter 17: 30-Day Self-Study Plan

    What you will learn
    • - Use the textbook consistently
    • - Improve grammar and speaking through repetition
    • - Track your progress

    This plan helps you practise the lessons until they become part of your natural speech. Repeat the plan after 30 days if you still need more practice.

    DaysFocusDaily task
    1-3Sentence partsWrite 20 simple sentences. Underline the subject and verb.
    4-6Subject-verb agreementPractise I/you/he/she/it/we/they with common verbs.
    7-9Present simpleDescribe your daily routine aloud and in writing.
    10-12Present continuousDescribe what is happening around you now.
    13-15Past simpleTell the story of yesterday using correct past verbs.
    16-18Past continuousDescribe interrupted actions: I was ... when ...
    19-21Present perfectPractise have/has + past participle with ever, never, already, yet, since and for.
    22-24Future formsTalk about plans, promises and arrangements.
    25-27Complex sentencesUse because, although, if, when and while.
    28-30Speaking fluencyRecord a two-minute speech, correct mistakes and repeat it better.
    Final advice

    Good English grows through correct repetition. Do not be ashamed of mistakes. A mistake becomes useful when you correct it and practise the correct form many times.

    Continue Learning on FULBOOKBANK

    Use this lesson as a daily grammar practice guide. Read one chapter, copy the examples, speak the sentences aloud, then attempt the exercises before checking the answers.