21.你骗不了我。

　　I’m from Missouri.　

　　22.见机行事

　　Play to the score.　

　　23.肯定有人唆使他去干那件事。

　　There must be someone who had put him up to that.(正式：唆使=instigate)

　　24.他不是不愿意帮助你，而是他心有余而力不足。

　　It’s not that he doesn’t like to help, but that the spirit is willing, but the flesh is week。

　　25.事到如今，我们也只好听其自然了。

　　With things as such, we’ll have to let things slide.

　　26.这几天不知是什么事把我搞得心烦意乱的。

　　I don’t know what has set my nerves on edge these days.

　　27.让过去的事过去吧，我们还是好朋友。

　　Let bygones be bygones. We are still friends.

　　28.昨天晚上好险哪。老板同一个女职员在办公室动手动脚的，差一点儿让他的妻子给撞上。

　　The boss had narrow squeak¹ last night in his office，his spooning with a girl clerk was almost found out by his wife.

　　29.这场旱灾是百年不遇的。

　　This draught² occurs once in a blue moon.

　　30.算了吧。

　　Let’s call it quits.