2011公共英语五级口语练习语句五

会计考友

at one's fingertips　了如指掌
+ @5 M* @6 j3 S  b- w8 l! RHow 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
6 I7 x. i1 x, A4 |He is a big shot in our little town.
; K/ G' `; w6 J1 |black sheep　败家子，害群之马
7 `. E- r0 d& aEvery 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。