I have a complaint.

我有一些不满。

You’re all talk and no action.

你只会说不会做。

I’m afraid I have a complaint to make.

恐怕我要提点意见。

I’m sorry to say this, but there seems to be a mistake.

对不起,这儿好像有个错。

How many times do I have to tell you?

我要跟你讲多少遍才行呢?

Would you mind keeping it down?

可不可以安静一点儿？

Can’t you do something about it ?

你就不能想点办法吗?

Do you have to act like that?

你非得那么做吗?

Would you mind not doing it?

你能不能别那么做?