未来完了形（Future Perfect）
未来完了形は、将来のある特定の時刻またはイベントの前に完了する行動を表します。将来の時点から後ろを振り返り、何かがすでに終了していることを示します。
未来完了形はwill have + 過去分詞で構成されます。すべての主語（I, you, he, she, it, we, they）に同じ形を使います。
作り方
肯定文
未来完了形をwill have + 過去分詞で作ります。短縮形（'ll）は話し言葉では一般的です。
| 完全形 | 短縮形 |
|---|---|
| I will have finished my homework by 7pm | I'll have finished my homework by 7pm |
| You will have travelled to France by next year | You'll have travelled to France by next year |
| He will have cooked dinner by the time we arrive | He'll have cooked dinner by the time we arrive |
| She will have cleaned the house before the guests come | She'll have cleaned the house before the guests come |
| It will have stopped raining by noon | It'll have stopped raining by noon |
| We will have watched the film by 9pm | We'll have watched the film by 9pm |
| They will have studied English before the test | They'll have studied English before the test |
否定文
'will'の後に'not'を加えて否定文を作ります。短縮形'won't'がよく使われます。
| 完全形 | 短縮形 |
|---|---|
| I will not have finished my homework by 7pm | I won't have finished my homework by 7pm |
| You will not have travelled to France by next year | You won't have travelled to France by next year |
| He will not have cooked dinner by the time we arrive | He won't have cooked dinner by the time we arrive |
| She will not have cleaned the house before the guests come | She won't have cleaned the house before the guests come |
| It will not have stopped raining by noon | It won't have stopped raining by noon |
| We will not have watched the film by 9pm | We won't have watched the film by 9pm |
| They will not have studied English before the test | They won't have studied English before the test |
はい/いいえの質問
'will'を主語の前に置いて質問を形成します。
例文：
- Will I have finished my homework by 7pm?
- Will you have travelled to France by next year?
- Will he have cooked dinner by the time we arrive?
- Will she have cleaned the house before the guests come?
- Will it have stopped raining by noon?
- Will we have watched the film by 9pm?
- Will they have studied English before the test?
疑問詞の質問
疑問詞で始めてから、will + 主語 + have + 過去分詞を使います。
例文：
- What will I have done by 7pm?
- Where will you have travelled by next year?
- When will he have cooked dinner?
- Who will she have met before the guests arrive?
- Why will it have stopped raining by noon?
- How will we have watched the film by 9pm?
- What will they have studied before the test?
使い方
練習問題
Quizzes for this lesson will be available soon. We are currently preparing the question set and will publish it as soon as possible.
Downloadable PDF
PDF versions for this lesson will be available soon. We are currently preparing the materials and will make them accessible as soon as possible.
関連レッスン
Future Continuous
Learn to describe actions that will be in progress at a specific time in the future.
How to Use Future Simple
Understand when we chose will instead of going to or present tenses.
How to use the future continuous
See how to talk about future background actions using will be + -ing.
Future Perfect Continuous
Learn how to show the duration of actions up to a point in the future.