Unit 3.1

Future Perfect

Tenses

The future is the tense used to talk about future events. {see Future Simple, A2 Level}

The future perfect tense is used to talk about a completed action in the future.

Future perfect has these three forms:

Affirmative

Its structure, in the affirmative form, is:
Subject + will + to have + past participle + …

SUBJECTFUTURE SIMPLEAUXILIARY VERBPAST PARTICIPLE
I/You/He/She/It/We/You/Theywillhavewalked

Negative

Its structure, in the negative form, is:
Subject + will + not + to have + past participle + …

  • Negative short form is: won’t have.
SUBJECTFUTURE SIMPLE + NOTAUXILIARY VERBPAST PARTICIPLE
I/You/He/She/It/We/You/Theywill not*havewalked

Interrogative

Its structure, in the interrogative form, is:
Will + subject + to have + past participle + …?

FUTURE SIMPLESUBJECTAUXILIARY VERBPAST PARTICIPLEQUESTION MARK
WillI/You/He/She/It/We/You/Theyhavewalked?
  • By the end of this year, I will have been in army for 2 years.
  • James will have distributed the money equally by the end of the month.
  • By the end of the week we will have notified the customers about our decisions.
  • I think that James won’t have distributed the money equally by the end of the month.
  • Will James have distributed the money equally by the end of the month?

We use future perfect to:

  • Predict what has probably happened;
  • Talk about an action that will be completed before a certain time in future.

NOTE: We usually use the word by in this tense, to convey the meaning of not later than.

Future perfect is used to predict what has probably happened and to talk about an action that will be completed before a certain time in future. 

We can use it in its different forms:

  • Affirmative: We start with the subject followed by will have and the past participle.
  • Negative: We start with the subject followed by will have not and the past participle.
  • Interrogative: We start with will followed by the subject followed by have and the past participle (the sentence ends with a question mark).

The structure is:

  • Affirmative: subject + will + to have + past participle + …
  • Negative: subject + will + not + to have + past participle + …
  • Interrogative: subject + will + not + to have + past participle + …

For example:

— James will have distributed the money equally by the end of the month. 

NOTE: We usually use the word by in this tense, to convey the meaning of not later than.

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