Why do we use this tense?. Put the verbs between brackets inthe future perfect tense.

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How do we form this tense?

Ex: – Find

will have found – Finish

will have finished

Will have + past participle of a verb

The future perfect =

Why do we use this tense?

We use the future perfect to express an action that will be complete ( done ) at a particular point of the future or when an action will happen or even before. (=By)

Some time expressions used with this tense are:

By 1015, By the end of this year, …………………………………. …..

By (next) June, …………………………………………………….. …..

By this time next year, ………………………………………. ……. ….

By the time you arrive, ………………………………………. ……. ….

Within two months’s time, …………………………………….... …….

Examples:

1) By the end of this month, we will have moved to a new house 2) By 2025, Morocco will have put an end to illiteracy 3) By the end of this school year, I will have studied English for four years. 4) By the time you come back from work, I will have painted the door. 5) I will have donemy research paper within two year’s time.

Put the verbs between brackets inthe future perfect tense.

1. By this time next month, they ( build ) …………………………… this Mosque.

2. It is expected that scientists ( find ) …………………………………… a cure to AIDS

3. I ( memorize ) …………………………………… the Holy Qur’an within two year’s time.

4. By next Monday, I ( learn ) ……………………… all the common irregular verbs by heart.

5. Some people say that by 2015, the US dollar ( collapse ) ……………………… become valueless

6. The Arabic teacher: Where is your textbook, Amine?

Amine: I’m really sorry, teacher! I have not yet bought it. But I promise: by next Monday, I ( buy ) ……………………… it.

8. Some people say that by 2022, Palestine ( become ) ………………………… free from the Zionist occupation

1. By this time next month, they (will have built) this Mosque. 2. It is expected that scientists (will have found) a cure to AIDS 3. I (will have memorized) the Holy Qur’an within two year’s time. 4. By next Monday, I (will have learnt) all the common irregular verbs by heart. 5. Some people say that by 2015, the US dollar (will have collapsed) become valueless 6. The Arabic teacher: Where is your textbook, Amine? Amine: I’m really sorry, teacher! I have not yet bought it. But I promise by next Monday, I (will have bought) it. 8. Some people say that by 2022, Palestine (will have become) free from the Zionist occupation

N. B. I will have done = I’ll have done

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