Future Perfect
Table of Contents
Exercises
Explanation
1. Form
Affirmative: will have + past participle (V3)
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I will have finished my report by noon.
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She will have left the office before you arrive.
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They will have saved enough money by next summer.
Negative: will not (won’t) have + V3
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I won’t have finished by 5 p.m.
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He won’t have cleaned the house before the guests come.
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We won’t have packed everything by tomorrow.
Questions: Will + subject + have + V3?
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Will you have completed the task by Friday?
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Will she have travelled to London by then?
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What will they have done by this evening?
2. When Do We Use the Future Perfect?
A. To talk about an action finished before a future moment
We use the Future Perfect when we want to show that something will be already completed.
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By 10 a.m., I will have opened the shop.
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She will have graduated by next June.
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They will have repaired the bridge before winter starts.
B. To talk about a long activity completed before a future date
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I will have lived in this city for ten years by next January.
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By next week, he will have worked here for six months.
3. Time Markers
These phrases help show the deadline or future moment:
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by (by 6 p.m., by tomorrow, by next year)
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by the time
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before
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until / till (usually in negatives)
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by then
Examples
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We will have eaten dinner by the time you get home.
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She won’t have arrived until later this evening.
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By tomorrow morning, the storm will have passed.
Quick Summary
|
Use |
Example |
|
Action finished before a future time |
I’ll have done my homework by 9. |
|
Action completed before another future event |
She’ll have left before you return. |
|
Long activity completed by a future date |
He’ll have lived here for a year by May. |