Don‘t make a mountain out of a molehill.

不要小题大做。

Don't make a mountain out of a molehill.

不要小题大做。

I'm tired of listening to John make a mountain out of a molehill.

我受不了约翰的小题大做，他不断抱怨一些不要的事。

There are so many things which are simple, but someone always wants to make a mountain out of a molehill.

其实很多事情都很简单，但是有些人就会小题大做。

Do not make a mountain out of a molehill.

小题大作不相宜.