1. I'm all mixed up.

　　我全搞混了。

　　2. Let's get together one of these days.

　　找一天聚聚。

　　3. He's behind the times.

　　他落伍了/跟不上时代了。

　　4. I'm pressed for time.

　　我时间紧迫。

　　5. I'm up to my ears[忙得不可开交；深陷于某事物中] in work.

　　我忙死了。

　　6. You can't do this to me.

　　你不能这么对我。

　　7. Just to be on the safe side.

　　为了安全起见。

　　8. I hope I didn't offend you.

　　希望没有冒犯你。

　　9. It won't take much time.

　　不会花很长时间的。

　　10. It's been a long time.

　　好久不见了。