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For Life
2008.09.04(Review of 2004.10.18 edition)

Here's one of those classic idioms that's used over and over again. Make it yours for life!

Today's LessonCATEGORY: イディオム
(BE) UP TO (you)   (あなた)次第である


  • If something is up to you, it's for you to decide or it's your responsibility.
  • up to you とは、あなたが決めること、または、あなたに責任があるということ、つまり、あなた次第である、という意味です。

(BE) UP TO (you)


  1. a: Do you want to rent a movie tonight or go out?
    b: I don't care. It's up to you.
  2. It's up to him whether he goes to college or not. No one can make that decision for him.
  3. (business owner to manager)
    It's up to you to make sure that your employees dress appropriately.

英会話レッスンIt's up to you, of course, but we sure hope you decide to see us again tomorrow!