all over　全部结束;浑身，到处

Glad,it is all over.这事全部结束了，好得很。

I'm wet all over.我浑身都湿了。

all set　准备就绪

He is all set for an early morning start.他已做好清晨出发的一切准备。

all you have to do 需要做得是

All you have to do is to calm yourself down and wait for the good news.你需要做得是静下心来等好消息。

as easy as falling of a log /as easy as snapping your fingers /as easy as ABC 容易得很

To me,a good story teller,it would be as easy as falling of a log.

对我来说，讲个故事还不是随手拈来。

as busy as a bee 非常忙

Mum is always as busy as a bee in the moring.妈妈每天早上都忙得不可开交。

at one's fingertips　了如指掌

How to get at that little island is at his fingertips.他知道怎么去那个小岛。

at one's wit's end　智穷

Don't ask him.It is also at his wit's end.不要问他了，他也不知道。

big shot 大人物，大亨

He is a big shot in our little town.

black sheep　败家子，害群之马

Every family has a black sheep.家家有本难念的经。

black and blue　遍体鳞伤

The thief was caught of red-handed and beaten black and blue.那个小偷当场被抓住并被打得青一块紫一块的。

black and white　白纸黑字

The proof is in black and white and the murderer has no any excuses.证据确凿，凶手再也无话可说。