have to の意味と使い方

have to フレーズ

have to ~ は、「~をしなければならない」という意味です。

助動詞の must と同じ意味を持ち、動詞の原形の前に置きます。

have to の意味



We have to deal with it immediately.

I have to finish this work by tomorrow.

must と同じ意味で使っています。
口語では must は堅くなりすぎるので、 have to が使われることが多いです。

have got to も同じ意味で使えます。
I have got to finish this work by tomorrow.


I don’t think you are serious. You have to be joking.

There has got to be some other reason.

have (got) to be ~ となることが多いです。


You have to visit us when you come to Tokyo.

I’ve never seen a fabulous movie like that; you have to see it.



It always has to rain when I go out with the washing hung out.

Do not make another appointment. This meeting has to be long.

この have to には話者の遺憾の意が表れます。

have to の使い方

have to の否定文

We do not have to hurry. We have enough time.
(急ぐ必要はありません。 十分時間があります。)

You don’t have to spend a lot of money to learn English.

do not have to ~ は、「~する必要はない」という意味になります。

have to の疑問文

Do I have to work harder?

Why did they have to do such a thing?

have to の時制


He had to compensate for the damage.

They had to prepare for the coming of winter.

動詞 have の過去形は had です。




He will have to regret the negligence in the future.

She will have to consider the matter for a while.

have to の進行形

I am now having to clean the room.

They are still having to review the plan.



  • 口語では must より have to または have got to が好まれます。
  • have to には「~しなければならない」(義務・必要)という意味の他に、推量、勧誘、遺憾の意などを表す意味もあります。
  • 否定 do not have to ~ は「~する必要はない」という意味になります。
  • have は一般動詞として扱われるので、時制の変化、疑問、否定、進行形も一般動詞の規則に準じます。