2012年12月大学英语六级考试必知短语(5)

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2012年12月大学英语六级考试必知短语(5)
+ }  y1 U- s1 [, l: I　　45.Hold up:堵塞i，持枪拦截，举起，拦截
　　Did you hear that the convenience store next to the gas station was held up last night?(2005-6)
$ [1 L! z! `3 }/ @2 c　　46.In a good/terribly /mood
　　47.In the long run:长期来看
　　It seems very experience. But in the long run it will save the money on the maintenance.(1995-6)
　　48.Join in:参与
　　49.Keep between the two of us:/keep a secret考试用书
　　50.Keep fit
　　51.Keep in touch with
　　52.Knock it off/stop
- a2 w) {4 ~4 O1 p3 x) S4 X　　53.Lay off/fire
　　54.Let out:放走，泄露
- k$ P( F, d- ?* o　　55.Look for a needle in a haystack:大海捞针