Future Perfect Continuous Tense

We use The Future Perfect Continuous Tense to describe continuity of an action or a situation that will go on till the beginning of another future event.

Also See:

Verb Tenses Exercises

Forming Future Perfect Continuous Tense

Affirmative FormSubject + will + have + been + verb(ing)...
I will have been cooking for three years by 2018.
Negative FormSubject + will not / won't + have + been + verb(ing)...
I won't have been living here by 2019.
Question FormWill + subject + have + been + verb(ing)...?
Will she have been sleeping for an hour by 5?
Negative QuestionWon't + subject + have + been + verb(ing)...
Won't they have been working for us for a year by next year?

More Examples

a. Mr. Anderson will have been attending our course for a year by 2006.
b. I will have been practicing the piano for two years by 2007.
c. How long will you have been learning English by 2010?
c. How long will you have been living in this city by 2010?
e. My friends will have been cooking for an hour by the time we arrive.
f. Sam will have been living with us for five years by 2010.

Quick Exercise

Complete the following sentences using the Future Perfect Continuous Tense form of the verbs in brackets.

1. Neo (attend)our class for two years by 2021.

2. My brother (sleep) for three hours by noon.

3. Jack (watch) TV for five hours by the time my father comes.

4. Eli (not travel) for months by the time she is

5. Two young athletes (work out) for hours by the time one of them finally gives up.

6. They (play) for three hours by noon.

7. (you waiting) for me?

Correctness =
Correct answers:
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