How do you use "Future Perfect (will have + past participle)" in a sentence?

By this time tomorrow, I'll have arrived. She will have graduated by June. Will you have finished by 5 o'clock? By the time you get here, I'll have left.

Future Perfect (will have + past participle)

Q: What does "Future Perfect (will have + past participle)" mean?

Actions completed before a future time Use future perfect to describe something that will be finished before a certain future point: 'By Friday, I will have finished.' Often with 'by' expressions: by then, by next year, by the time.

Grammar Pattern BritishAmericanAustralian ★★★☆☆ Moderate Neutral

Meaning: Actions completed before a future time

在未来某个时间之前完成的动作

Acciones completadas antes de un tiempo futuro

未来のある時点までに完了する行動

미래의 어떤 시점까지 완료되는 행동

Use future perfect to describe something that will be finished before a certain future point: 'By Friday, I will have finished.' Often with 'by' expressions: by then, by next year, by the time.

使用将来完成时描述在未来某个特定时间点之前将会完成的事情：'By Friday, I will have finished.'常与'by'表达连用：by then, by next year, by the time。

Usa el futuro perfecto para describir algo que estará terminado antes de cierto punto futuro: 'By Friday, I will have finished.' A menudo con expresiones con 'by': by then, by next year, by the time.

未来完了形は、ある未来の時点までに完了することを表すのに使います：「By Friday, I will have finished.」「by」を使った表現と一緒によく使われます：by then, by next year, by the time。

미래완료는 미래의 특정 시점까지 완료될 것을 나타냅니다: 'By Friday, I will have finished.' 주로 'by' 표현과 함께 사용합니다: by then, by next year, by the time.

Examples

By this time tomorrow, I'll have arrived.
明天这个时候，我已经到了。
Mañana a esta hora, ya habré llegado.
明日の今頃には到着しているでしょう。
내일 이맘때쯤이면 도착해 있을 것입니다.
She will have graduated by June.
到六月份她就毕业了。
Ella se habrá graduado para junio.
6月までに彼女は卒業しているでしょう。
6월까지 그녀는 졸업해 있을 것입니다.
Will you have finished by 5 o'clock?
你五点之前能完成吗？
¿Habrás terminado para las 5?
5時までに終わりますか？
5시까지 끝낼 수 있나요?
By the time you get here, I'll have left.
等你到的时候，我已经走了。
Para cuando llegues aquí, ya me habré ido.
あなたがここに着く頃には、私は去っているでしょう。
당신이 여기 도착할 때쯤이면, 저는 이미 떠나 있을 것입니다.

Pronunciation

Usage Guide

Context: spoken, written, formal

Tone: predictive

✓ Do Say

I'll have done it by then.
到那时我就做完了。
Lo habré hecho para entonces.
それまでには終わっているでしょう。
I'll have done it by then.
By next year, we'll have moved.
到明年，我们就搬家了。
Para el próximo año, nos habremos mudado.
来年までには引っ越しているでしょう。
By next year, we'll have moved.
They won't have arrived yet.
他们还没到。
Todavía no habrán llegado.
まだ到着していないでしょう。
They won't have arrived yet.

✗ Don't Say

I will have finish... (past participle: 'finished')
I will have finish...（需要过去分词：'finished'）
I will have finish... (participio pasado: 'finished')
I will have finish...（過去分詞：'finished'が必要）
I will have finish... (과거분사 'finished'를 사용해야 함)
By tomorrow I will finished... (need 'have')
By tomorrow I will finished...（需要'have'）
By tomorrow I will finished... (necesita 'have')
By tomorrow I will finished...（'have'が必要）
By tomorrow I will finished... ('have'가 필요함)

Origin & History

Perfect aspect in future

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal