查询词典 have trouble doing sth.

Be occupied in doing sth.

忙于做某事

Be occupied in /with doing sth.

忙着

Be set on doing sth.

决心做某事

Be sure of doing sth.

对做某事有信心

Be terrified of doing sth.

是个同义词组。

Be terrified of n./doing sth.

对做某事心存恐惧

It be no use doing / to do sth

做。。。是无用的

Be use to doing sth.

习惯于做某事

Be used to doing sth.

意思是习惯做。。。。

Be/get used to doing sth.

"习惯于做某事"。

You think you're a big shot.

你认为你是一个大人物？

All states are equal, and none can receive special treatment from the federal government.

所有的州都是平等的，任何州都不能获得联邦政府的特别待遇。