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
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
8 `7 y: y: K2 T& d) PDon'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
1 m* E4 D  p2 c/ m5 A1 i$ RHe is a big shot in our little town.
black sheep　败家子，害群之马
2 G. h7 w0 X  R) AEvery family has a black sheep.家家有本难念的经。
+ j8 M) }# k4 R2 c+ v/ f& W; d: Gblack and blue　遍体鳞伤
( }. Z9 q+ g* U" [( t2 Q, ?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。