英語「fail」の動詞活用・時制一覧

英語の動詞「fail」の活用形と時制を一覧で紹介します。

「fail」の活用形

「fail」の活用形は以下の通りです。

原形｜fail
三単現｜fails
過去形｜failed
過去分詞｜failed
現在分詞｜failing

「fail」の意味と使い方とは
「fail」は主に「失敗する」「不合格になる」「役に立たない」「衰える」といった意味を持ちます。試験やテストで基準点に達しない場合は「不合格になる」、試みや計画がうまくいかない場合は「失敗する」と表現します。例えば、「I failed the exam.（試験に落ちた）」や「The project failed due to lack of funding.（資金不足でプロジェクトは失敗した）」のように使います。また、機械や機能が正常に動作しなくなる場合は「役に立たない」「故障する」という意味合いで使われ、「The brakes failed.（ブレーキが故障した）」のように表現できます。さらに、健康や体力、視力などが衰える場合にも「衰える」という意味で使われ、「His health is failing.（彼の健康は衰えている）」のように用いられます。このように、「fail」は様々な状況で、目標未達成、機能不全、能力低下などを表す多義的な単語です。

「fail」の時制一覧

「fail」の時制は以下の通りです。

現在形
I fail
You fail
He/She/It fails
We fail
They fail

過去形
I failed
You failed
He/She/It failed
We failed
They failed

現在完了形
I have failed
You have failed
He/She/It has failed
We have failed
They have failed

現在進行形
I am failing
You are failing
He/She/It is failing
We are failing
They are failing

未来形
I will fail
You will fail
He/She/It will fail
We will fail
They will fail

過去進行形
I was failing
You were failing
He/She/It was failing
We were failing
They were failing

未来進行形
I will be failing
You will be failing
He/She/It will be failing
We will be failing
They will be failing

過去完了形
I had failed
You had failed
He/She/It had failed
We had failed
They had failed

未来完了形
I will have failed
You will have failed
He/She/It will have failed
We will have failed
They will have failed

現在完了進行形
I have been failing
You have been failing
He/She/It has been failing
We have been failing
They have been failing

過去完了進行形
I had been failing
You had been failing
He/She/It had been failing
We had been failing
They had been failing

未来完了進行形
I will have been failing
You will have been failing
He/She/It will have been failing
We will have been failing
They will have been failing

このページは英語の動詞「fail」の活用形と時制を一覧で紹介しています。