ripoff 骗人的东西
What a ripoff! The new car I bought doesn't work! 真是个骗人货！我买的新车启动不了！
2.rock the boat 找麻烦
Don't rock the boat! Things are fine just the way they are. 别找麻烦了，事情这样就够好了。
3.blow it 搞砸了，弄坏了
I blew it on that last exam. 我上次考试靠砸了。
4.in hot water 有麻烦
He is in hot water with his girlfriend recently. 近段时间他跟女友的关系有点僵
。
5.put one's foot in one's mouth 祸从口出
Wally is always saying such stupid thing. He has a real talent for putting his foot in his mouth. 沃力尽说这种蠢话。他真有惹是生非的本事。
6.flop （表演、电影等）不卖座，失败
The movie was a flop. Nobody went to see it. 这部电影卖座率奇低，？有人去看。
7.drop in/by/over 随时造访
Feel free to drop in anytime. I'm usually home and I'd love the company. 欢迎随时来坐坐。我通常在家，也喜欢游人做伴
。
8.drop a line 写信
Drop me a line! 给我写信！
9.duck 躲闪，突然低下头
Remind little Bobby to duck his head when he crawls under the table so he won't hit his head. 提醒小波比爬到桌下时要低头才不会受伤
。
10.go with the flow 随从大家的意见
Sharon is an easy-going person. She just goes with the flow. 沙伦是个随和的人。人家怎？说，她就怎？做