7. I'm really dead.我真要累死了。

坦诚自己的感受时说：After all that work, I'm really dead.

8. I've done my best.我已尽力了。

这句话，很有用，失败有时难免，但是你要是可以说，I've done my best. I spare no efforts。就不必遗憾，毕竟，Man supposes,god disposes.

9. Is that so? 真是那样吗？

常用在一个人听了一件事后表示惊讶的怀疑。

10. Don't play games with me!别跟我耍花招！

11. I don't know for sure.我不确切知道。

Sranger: Could you tell me how to get to the town hall?

Tom: I don't know for sure. Maybe you could ask the policeman over there.

12. I'm not going to kid you.我不是跟你开玩笑的。

Karin: You quit the job? You are kidding.

Jack: I'm not going to kid you. I'm serious.