81、 I have seen worse 我见过更糟的
　　82、 in advance 提前；同义：before hand、 ahead of time
　　It’s a really nice apartment. But the owners want two-month rent in advance and I just don ’t have it.
　　83、 in case 万一
　　Let’s take our suits along in case the sun comes out.
　　84、 in next to no time 马上
　　A: Are you going to be using the copying machine long?
　　B: I’ll be through in next to no time.
　　85、 in the red 赤字 反义：in the black
　　86、in the works 正在准备阶段
　　An advanced course in theoreticalchemistry is the works.
　　87、 keep to oneself
　　I’m amazed that you still haven’t gotten to know your neighbors.
　　88、 kill time 浪费时间
　　Gosh, what can we do to kill the next 10 hours?
　　89、 leave…up to somebody
　　We’ll have to leave the decision up to him.
　　90、 letter of recommendation 推荐信；letter of reference推荐信     （实习编辑：顾萍）   

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