2016年公共英语口语备考一级指导(4)
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。
come up with 产生，想出
Let me come up with some ideas.让我想一想。
come easily 容易
Languages come easily to some people.有些人能够很容易地掌握语言。
cup of tea 喜欢
Movies are not my cup of tea.我不喜欢看电影。
cut it out 停止，住嘴
Cut it out!I can't stand you any longer.
call it a day 不再做下去，停止(某种活动)
Let us call it a day,stop.这一天工作够了，停工吧! dark horse 黑马
Nobody considered that John would win the game.He was a dark horse in the final.
dear John letter 绝交信
Jack received a dear John letter from his girlfriend because he had broken her heart.
