be supposed to の意味と使い方は?発音付き例文で解説


I’m supposed to be home by 8 p.m.



本記事では “be supposed to” の意味と使い方をまとめます。



日常会話でも便利な英語表現 “be supposed to” の意味・使い方とともに、発音も一緒に確認してくださいね!

be supposed to の意味とは?


“be supposed to” は「(ルールや約束上、あるいは一般論的に)~しなければならない、~することになっている、~するはずだ」という意味の英語表現です。

たとえば “I’m supposed to be home by 8 p.m.”「午後八時には家に帰っていることになっている」、

“Vitamin A is supposed to be good for eyes.” は「ビタミンAは目に良いとされている」という意味になります。


たとえば “You are not supposed to park here.” は「ここに駐車してはいけません」という意味になります。

a) used to say what someone should or should not do, especially because of rules or what someone in authority has said
b) used to say what was or is expected or intended to happen, especially when it did not happen
c) used to say that something is believed to be true by many people, although it might not be true or you might disagree

引用元:be supposed to do/be something – Longman Dictionary

発音付き例文で be supposed to の意味と使い方を確認!

I’m supposed to be home by 8 p.m. Do you think we’ll finish before then?


My brother is supposed to pick me up, but he’s not here yet. 


Will was supposed to propose to his girlfriend, but he got cold feet.


I don’t think I’m supposed to know about their divorce. So I’m going to play dumb for a while.


Vitamin A is supposed to be good for eyes.

Hey, we are not supposed to park here. We’ll get a ticket!

Oh, come on! Don’t be such a hard-ass. It’ll be just a minute. No way we get caught.

Who ate the cookies? They were supposed to be for the event this weekend.

Oh…my bad. I didn’t know that.

I was supposed to be off tomorrow but I have to work.

What? How come? 

One of my co-worker’s quit last minute, so I have to cover.