Future Perfect Tense & Future Perfect Continuous Tense

Read the sentences. Which tenses do they use?

a

I’ll arrive in Africa and then I’ll email my parents.

• Future Perfect Tense

• Future Simple Tense

• Future Continuous

• Future Perfect Continuous

b

I’ll have been living in Africa for two months on Monday.

• Future Simple Tense

• Future Perfect Continuous

• Future Continuous Tense

• Future Perfect Tense

Complete the sentences. Use the future perfect simple or the future perfect continuous.

By the end of this century …

1 the planet ____________ (become) more polluted.

• will have been becoming

• will have become

• will become

• will have became

2 we ______________ (cut down) trees in the rainforest for more than two centuries.

• will have been cutting down

• will have cut down

• will cut down

• will be cutting down

3 they _____________ (probably not find) a solution to the problems created by climate change.

• probably will not be finding

• probably will not have been finding

• probably will not found

• probably will not have found

4

scientists _________ (discover) more efficient alternative energy sources

• will discover

• will have discovered

• will have been discovering

• will be discovering

5

experts ___________ (invent) new ways to clean up oil spills

• will have invented

• will invent

• will be inventing

• will have been inventing

6

we _________ (build) cities for many years.

• will have invented

• will invent

• will be inventing

• will have been inventing

7 _____________ (people / realise) that they must find a way to feed the poor

in Africa?

• will people have been realising

• will people realised

• will people have realised

• will people realising

8 conservationists ___________ (discuss) how to help endangered species for a long time.

• will discuss

• will have been discussing

• will be discussing

• will have discussed