The Future Perfect Continuous

The last of the future tenses, the future perfect continuous is used when we want to emphasize that the action will be ongoing at some point in the future.

 

Read on for some tips on how to form the future perfect continuous, or

Future Perfect Continuous Affirmative

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The future perfect continuous affirmative is formed by using "will have been" and the present participle (-ing form of the verb).

  • When he retires next week, Alfred will have been working here for 53 years.
  • By the time we arrive in Washington, we will have been driving for 32 hours.

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Future Perfect Continuous Negative

The future perfect continuous negative is formed by adding "not" after "will." This is almost always shortened to "won't."

  • I hope they won't have been waiting for us for too long!
  • Tom's looking for a new job already! He won't even have been working at his old job for a year before he leaves.

Future Perfect Continuous Questions

Future perfect continuous yes/no questions are formed by moving the "will" to the beginning of the sentence.

  • Will they have been waiting for us long?
  • Will the flowers have been growing long enough to bloom next spring?

Future perfect continuous wh-questions are formed by adding the wh-word to the beginning of the sentence. The rules for yes/no questions still apply.

  • How long will Bruce have been perfecting his chili recipe before he enters the cookoff?
  • How long will Maxine have been working here when she retires this month?