Definition
The Future Perfect Tense is used to describe an action that will be completed before a certain time or another action in the future.
Structure Formation
🔹 Affirmative Form
Structure
Subject + shall/will + have + past participle + object/complement
Examples:
- He will have taken exercise by now.
🔹 Negative Form
Structure
Subject + shall/will + not + have + past participle + object
Examples:
- He will not have taken exercise by now.
🔹 Interrogative Form
Structure
Shall/Will + subject + have + past participle + object?
Examples:
- Will he have taken exercise by now?
🔹 Negative Interrogative Form
Structure
Shall/Will + subject + not + have + past participle + object?
Examples:
- Will he not have taken exercise by now?
🔹 Wh-Question Form
Structure
Question Word + shall/will + subject + have + past participle + object?
Examples:
- Where will he have taken exercise by now?
Uses of Future Perfect Tense
1️⃣ Completed Action Before a Future Time
It is commonly used with time expressions such as:
- by now
- by then
- by the time
- by the end of
Examples:
- The boy will have cleaned the bike by now.
- By the end of this month, he will have completed an article.
- She will have finished her homework by then.
2️⃣ With Double Clauses
It is also used with conjunctions like:
- as soon as
- before
Examples
- They will have entered the house as soon as it rains.
- I shall have flown the kites before the guests arrive.
Signal Words for Future Perfect Tense
The following signal words are commonly used with the Future Perfect Tense:
- by now
- by then
- by tomorrow
- by next week/month/year
- by the time
- before
- as soon as
Common Mistakes in Future Perfect
❌ She will has finished the work by tomorrow.
✅ She will have finished the work by tomorrow.
❌ They will have complete the project before Friday.
✅ They will have completed the project before Friday.
❌ When you will arrive, I will have cooked dinner.
✅ When you arrive, I will have cooked dinner.
❌ By the time the movie starts, we will eat dinner.
✅ By the time the movie starts, we will have eaten dinner.