Future Perfect Tense With Formulas

Definition:-

                  We use “Future Perfect Tense” when an action will have been completed  in future with at a particular time.

Formulas:-

·         Affirmative  :  Subject+will+have+Verb(Past Participle form)+Object+by/till

·         Negative     :  Subject+will+not+have+Verb(Past Participle form)+Object+by/till

·         Interrogative : Will+subject+have+Verb(Past Participle form)+Object+by/till?

·         InterroNegative : Won’t+subject+have+Verb(Past Participle form)+Object+by/till?

Short Form:-

·         Will not = Won’t

Difference between “Till” and “By”:-

·         Till : Exact on the mentioned time.

·         By  : On or before the mentioned time.

Examples:-

·         I will have completed my work till 4.

·         Robert won’t have completed his work by 4.

·         He will have come back in London by the end of the month.

·         Will you have reached there till 4?

·         What will you have achieved by the end of this year?