Future Perfect Tense

Future Perfect is the tense that expresses the verbal action to be completed in the future time.

Forms of verb
Past Participle form which is also called the 3rd form is used in Future Perfect Tense. Since the Past Participle form shows the completion of verbal action. That’s why it is used with Perfect tenses.

  • Past Participle, 3rd form (with all subjects)

Auxiliary
There are two auxiliaries (helping verbs) used in the Future Perfect Tense. With different subjects different auxiliaries are used. Details are as under.

  • Will have (with he, she, it, you, they, plural noun and singular noun)
  • Shall have (with I, we)

Negative
When a sentence is converted into negative then not is used with the auxiliaries. Below are some examples to make you understand.

  • Will not have (hasn’t in short)
  • Shall not have (haven’t in short)

Interrogative
While making interrogative the auxiliaries are used at the beginning of sentence.

  • Will / Shall is used at the beginning of the sentence.

Examples of Will have

  1. He will have highlighted this problem to all. (Positive sentence)
  2. He will not have understood till there is helping material. (Negative sentence)
  3. Will they have gone out for picnic? (Interrogative sentence)

Examples of shall have

  1. I shall have made him believe this story as true one. (Positive sentence)
  2. We shall not have completed our home work in time. (Negative sentence)
  3. Shall we have worked out this problem anytime? (Interrogative sentence)