Formation of the Future Perfect
Affirmative
Future Perfect is formed of WILL + HAVE + the past participle of the main verb.
| Long form | Short form | |
| • I will have finished • You will have finished • He / She / It will have finished • We will have finished • You will have finished • They will have finished |
• I’ll have finished • You’ll have finished • He / She / It’ll have finished • We’ll have finished • You’ll have finished • They’ll have finished |
Negative
The negative is formed by inserting NOT between WILL and HAVE (WILL NOT HAVE) + the past participle of the main verb.
| Long form | Short form | |
| • I will not have finished • You will not have finished • He / She / It will not have finished• We will not have finished • You will not have finished • They will not have finished |
• I won’t have finished • You won’t have finished • He / She / It won’t have finished• We won’t have finished • You won’t have finished • They won’t have finished |
|
| OR | ||
| • I’ll not have finished • You’ll not have finished • He / She / It’ll not have finished• We’ll not have finished • You’ll not have finished • They’ll not have finished |
Interrogative – affirmative
The affirmative interrogative is formed by placing WILL in front of the subject followed by HAVE + the past participle of the main verb.
• Will I have finished?
• Will you have finished?
• Will he / she / it have finished?
• Will we have finished?
• Will you have finished?
• Will they have finished?
Interrogative – negative
The long negative interrogative is formed by placing WILL in front of the subject followed by NOT + HAVE + the past participle of the main verb.
The short negative interrogative is formed by placing WON’T in front of the subject followed by HAVE + the past participle of the main verb.
| Long form | Short form | |
| • Will I not have finished? • Will you not have finished? • Will he / she / it not have finished?• Will we not have finished? • Will you not have finished? • Will they not have finished? |
• Won’t I have finished? • Won’t you have finished? • Won’t he / she / it have finished?• Won’t we have finished? • Won’t you have finished? • Won’t they have finished? |