1) take a rain check 改天吧
Model: [1998.8.北美(29)]
-- Can you come over for dinner tonight? (今天晚上来吃饭好吗？)
-- I'm up to my ears in work, so I'll have to take a rain check.(我工作很忙，改日吧，四六级听力常用短语。
2) lost count 弄不清楚
Model: [2000.1.(21)]
-- Ever since your girlfriend moved to Bridgeport, you are always driving there. How many trips a week do you make anyway?(自从你的女友搬到Bridgeport，你老是开车去看她。一周去几次啊？)
--I have lost count, but I can do it with my eyes closed.(搞不清楚了，但我闭着眼也能摸过去。)
3) be in another world 精神恍惚；魂不守舍
Model: [1996.5.(25)]
-- Pete's really out of it these days.(Pete 这几天有点心不在焉。)
-- Yeah, I know. Ever since he met Ann, he's been in another world.(我同意。自从他遇见Ann, 他就魂不守舍了。)
4) make yourself at home 随意，随便
Model: [1999.8.(7)]
-- Do you mind if I take off my jacket?(你介意我脱下夹克吗？)
-- Of course not, make yourself at home.(当然不介意，随意一点！)
5) save your breath 省口气吧；别白费口舌了
Model: [1995.10.(14)]
-- Hey? John! John!(嘿，John! John!)
-- Save your breath. He"s out of earshot.(省口气吧，大学英语《四六级听力常用短语》。他已经听不到了。)
6) make sense 有意义，理解
Model: [1999.1.(29)]
-- The plot of that movie is hard to follow.(那部电影的`情节很难跟得上。)
-- It makes more sense the second time.(再看一遍就理解了。)
7) cost sb. an arm and a leg 非常昂贵
Model: [1999。1。(4)]
--Did you see the diamond ring Bill gave to Linda?(你看到Bill送给Linda的钻戒了吗？)
--I sure did. It must have cost him an arm and a leg.(当然了。那一定很昂贵。)
8) burn a hole in one's pocket 很快地被花光
Model: [1997.10 ]
--Have you saved enough to buy that new printer for your computer yet? (你攒足钱给你的电脑买一台新打印机了吗？)
--You know money seems to be burning a hole in my pocket lately . Maybe next month. (这几个月我花钱如流水。也许下个月吧。)
9)fill one's shoes 很好地顶替；令人满意地替代
Model: [1997.8.]
--Have you heard that Professor Jones is retiring? (你听说Jones教授要退休了吗？)
--Yes. The faculty won't fi