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Checkpoint 8 · Grammar in Use

Tenses: Form, Use and Consistency

All 12 English tenses with their forms, uses and signal words, the common mistakes to avoid, how to keep your tense consistent, and the tense questions Checkpoint asks, with practice and answers.

British & IGCSE › Checkpoint 8 › Checkpoint 8 English (Cambridge Lower Secondary 0861)

1. What a tense is and why it matters

A tense is the form of a verb that shows time (past, present or future) and aspect (whether the action is simple, in progress, or completed). English has 12 tenses: three times (past, present, future) × four aspects (simple, continuous, perfect, perfect continuous).

You will not be asked to name tenses in Checkpoint 8, but tenses matter in two ways. In reading, you may be asked why a writer chose a tense (for example, the present tense in a story, or the past perfect for a flashback). In writing, accurate verb forms and a consistent tense are part of the grammar mark, and examiners notice tense errors quickly.

Key words
  • V1 = base form (go, write, take). V2 = past simple (went, wrote, took). V3 = past participle (gone, written, taken).
  • Auxiliary (helping) verb: be, have, do, will used to build tenses, questions and negatives.
  • Simple = the whole action as a fact. Continuous = the action in progress (be + V-ing). Perfect = completed before a point in time (have + V3). Perfect continuous = duration up to a point (have been + V-ing).
  • Signal words: time words that usually go with a tense (yesterday, since, by the time, at the moment).

2. The 12 tenses at a glance

TenseFormMain usesExample
Present simpleV1 / V1+sHabits, facts, timetables. Also used for immediacy in some stories and for reviewsThe ferry leaves at six. Water boils at 100°C.
Present continuousam/is/are + V-ingHappening now · temporary situations · fixed future plansWe are crossing the bridge now.
Present perfecthas/have + V3Past action with a present result · experience · recent newsThe council has closed the park.
Present perfect continuoushas/have been + V-ingAction that started in the past and is still going (focus on duration)They have been waiting for two hours.
Past simpleV2Finished actions at a known past time · the main tense of storiesShe opened the letter and gasped.
Past continuouswas/were + V-ingAn action in progress in the past. Background to a story eventIt was raining when the bus broke down.
Past perfecthad + V3An action before another past action (flashback)By the time we arrived, the show had started.
Past perfect continuoushad been + V-ingDuration up to a point in the pastHe had been running for an hour when he fell.
Future simplewill + V1Predictions, promises, quick decisionsI will help you tomorrow.
Future continuouswill be + V-ingAn action in progress at a future timeThis time next week, we will be flying to Aswan.
Future perfectwill have + V3Completed before a future timeBy June, I will have finished the book.
Future perfect continuouswill have been + V-ingDuration up to a future timeIn May, she will have been teaching for ten years.

3. Present tenses: form and signal words

TensePositiveNegativeQuestionSignal words
Present simpleShe reads every night.She doesn't read comics.Does she read novels?always, usually, often, sometimes, never, every day, on Fridays
Present continuousThey are training now.They aren't training today.Are they training?now, right now, at the moment, currently, Look! Listen! this week
Present perfectI have finished my essay.I haven't finished yet.Have you finished?just, already, yet, ever, never, since, for, so far, recently
Present perfect continuousHe has been studying all morning.He hasn't been sleeping well.How long has he been studying?for, since, all day, lately, how long
  • Present simple with he / she / it adds -s / -es: he watches, she goes, it flies. Questions and negatives use does / doesn't + V1 (no -s on the main verb): Does it fly? not Does it flies?
  • Use since + a point in time (since 2020, since Monday) and for + a period of time (for three years, for a week).
  • Present perfect or past simple? If you say when it happened (yesterday, in 2022, last week), use the past simple: I visited Luxor last year. If the time is not stated or is still continuing, use the present perfect: I have visited Luxor twice.

4. Past tenses: form and signal words

TensePositiveNegativeQuestionSignal words
Past simpleWe walked home.We didn't walk home.Did you walk home?yesterday, ago, last night, in 2019, when I was young
Past continuousShe was reading when I called.She wasn't listening.Were they waiting?while, when, as, at 8 p.m. yesterday, all evening
Past perfectThe film had started.He hadn't eaten all day.Had you met her before?before, after, by the time, already, when (the earlier action)
Past perfect continuousThey had been walking for hours.She hadn't been sleeping.How long had he been waiting?for, since + a past point, before, when
  • Past simple vs past continuous: the long background action is in the past continuous, the short action that interrupts it is in the past simple: While I was cooking, the phone rang.
  • Past simple vs past perfect: when two past actions are told out of order, the earlier one takes the past perfect: When we reached the platform, the train had left. (it left first). Compare: When we reached the platform, the train left. (it left as we arrived).
  • After did / didn't, always use V1: Did she see it? She didn't see it. (not Did she saw, didn't saw).

5. Future forms: form and signal words

Tense / formPositiveNegativeQuestionSignal words
Future simple (will)It will rain later.It won't rain.Will it rain?tomorrow, next week, soon, I think, probably, I promise
be going toI'm going to study medicine.I'm not going to give up.Are you going to apply?plans already decided, or evidence now (Look at those clouds!)
Future continuousI will be sitting my exam at nine.I won't be working then.Will you be using the car?this time tomorrow, at 10 o'clock next Monday
Future perfectShe will have finished by noon.She won't have finished.Will they have arrived?by + time, by the time, before, by then
Future perfect continuousBy June, I will have been learning French for a year.(rare)How long will you have been living here?by... for, by the time... for

Present continuous for the future: for fixed arrangements with a time and place, English often uses the present continuous: We are meeting the head teacher at ten tomorrow.

State verbs are not used in continuous tenses
  • Verbs that describe a state, not an action, are usually not used with -ing: know, believe, understand, want, need, like, love, hate, prefer, own, belong, seem, mean, remember.
  • I am knowing the answer. ✗ → I know the answer. ✓
  • This bag is belonging to Salma. ✗ → This bag belongs to Salma. ✓

6. Irregular verbs you must get right

Many tense errors in exam writing are wrong past forms. Learn the V2 and V3 of these common irregular verbs.

V1V2 (past simple)V3 (past participle)
gowentgone
seesawseen
writewrotewritten
taketooktaken
beginbeganbegun
bringbroughtbrought
buyboughtbought
catchcaughtcaught
choosechosechosen
fallfellfallen
hidehidhidden
breakbrokebroken
swimswamswum
ringrangrung
thinkthoughtthought
teachtaughttaught
drivedrovedriven
forgetforgotforgotten
stealstolestolen
shakeshookshaken

7. Keeping your tense consistent

Choose one main tense for a piece of writing and stay in it. Stories are usually told in the past simple, with the past continuous for background and the past perfect for anything that happened earlier. Reports, reviews and information texts are usually in the present simple.

The tense mistake examiners see most

Switching tense by accident in a story: She ran to the door and opens it. Choose one main tense (usually the past simple) and stay in it, unless you deliberately move to a flashback (past perfect).

InconsistentConsistent
The wind howled and the windows shake.The wind howled and the windows shook.
Karim picks up the box and realised it was empty.Karim picked up the box and realised it was empty.
Every morning we wake at six, and then we had breakfast.Every morning we wake at six, and then we have breakfast.

When a change of tense is correct:

  • A flashback (past perfect): She stared at the photo. Ten years earlier, she had lived in that house.
  • Dialogue keeps the speaker's own tense: "I am scared," she whispered.
  • General truths stay in the present: He learnt that the Nile flows north.
  • A deliberate shift to the present to create immediacy at the climax of a story (use it once, on purpose, not by accident).

8. Common mistakes

WrongRightWhy
I have seen him yesterday.I saw him yesterday.A finished time (yesterday) needs the past simple.
I live here since 2020.I have lived here since 2020.since + a situation still true now needs the present perfect.
She don't like maths.She doesn't like maths.he / she / it takes doesn't.
Did you saw the match?Did you see the match?After did, use V1.
He didn't went out.He didn't go out.After didn't, use V1.
I was went to the shop.I went to the shop.Do not add was to a past simple verb.
When I arrived, everyone left. (meaning they had already gone)When I arrived, everyone had left.The earlier action takes the past perfect.
I am understanding now.I understand now.understand is a state verb.
He has went home.He has gone home.After has / have / had, use V3.

9. How Checkpoint asks about tenses

In reading you may be asked why a writer uses a particular tense, or what a change of tense shows. Learn these effects:

  • Present tense in a story makes the action feel immediate, as if it is happening now, which increases tension: I open the door. Something moves.
  • Past perfect signals a flashback: the story steps back to an earlier time (Years before, he had lived here).
  • Present tense in non-fiction (travel writing, reviews, information texts) makes the facts sound current and true.
  • Future tense in persuasive writing makes promises and predictions sound certain: This plan will save lives.
  • Past continuous sets the scene and shows background action: Rain was falling and the street lamps were flickering.
  • A change of tense often marks a change of time in the text (a memory, or a return to the present).

Exam-style example. The market is waking up. Traders unload crates of mangoes, a boy balances a tray of bread on his head, and the smell of fresh coffee drifts between the stalls.

Question: Why does the writer use the present tense in this travel description? Answer: It makes the scene feel as if it is happening right now, in front of the reader, so the description is more vivid and the reader feels present in the market.

In your writing, show control and range: use the past simple for the main events, the past continuous for background, the past perfect for earlier events, and keep the tense consistent. In non-fiction, use the present tense for facts and the future tense or will for predictions and promises.

الأزمنة في الكتابة
  • لو بدأت القصة بالماضي، كمّل بالماضي للآخر. متقلبش للمضارع من غير قصد.
  • بعد did و didn't الفعل يرجع للمصدر: didn't go مش didn't went.
  • لو قلت امتى حصل الحدث (yesterday, last week) استخدم الماضي البسيط، مش have.
  • الحدث اللي حصل الأول في الماضي ياخد had + التصريف التالت.

10. Practice

  1. Correct the tense error: Hana walked to the window and sees a light in the garden.

    Show answer
    Hana walked to the window and saw a light in the garden. (keep the past tense)
  2. Why might a writer suddenly change from the past tense to the present tense in a story (I ran. I hid. Now I am waiting in the dark.)?

    Show answer
    To make the moment feel immediate, as if it is happening right now, which increases tension and draws the reader into the scene.
  3. Complete: I ______ (live) in Cairo since 2018.

    Show answer
    have lived (present perfect with since, the situation is still true).
  4. Complete: While we ______ (eat) dinner, the lights went out.

    Show answer
    were eating (past continuous for the longer background action interrupted by a short one).
  5. Complete: By the time we reached the station, the train ______ (leave).

    Show answer
    had left (past perfect: the train left before we arrived).
  6. Complete: This time tomorrow, I ______ (sit) my science exam.

    Show answer
    will be sitting (future continuous: in progress at a future time).
  7. Correct: I have visited Aswan last summer.

    Show answer
    I visited Aswan last summer. (last summer is a finished time, so use the past simple).
  8. Correct: Did your brother finished his project?

    Show answer
    Did your brother finish his project? (after did, use V1).
  9. Omar stared at the empty desk. Years earlier, his grandfather had written his first poem there. Name the tense of had written and explain why the writer uses it.

    Show answer
    Past perfect. It signals a flashback: the writer steps back to an earlier time to give background about the grandfather, before returning to the main story.
  10. Rewrite in one consistent past tense: The storm arrives at midnight. Trees fell across the road and the power goes off.

    Show answer
    The storm arrived at midnight. Trees fell across the road and the power went off.
Remember

One main tense per text. did / didn't + V1. has / have / had + V3. Finished time = past simple. Earlier past = past perfect.

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Grammar in Use

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Writing: Fiction