PART 1

A: I beg your pardon?

对不起,请再说一遍。

B: I said, "Do you need any help?"

我是说:"你需要帮忙吗?"

A: That's very nice of you. I guess I could use some help.

谢谢你的好意。我想我可能要一点帮助。

B: Just tell me what you'd like me to do.

你要我做什么就请你吩咐吧。

PART 2

A: I'm sorry, but I didn't catch what you said.

对不起,我没有听明白你的话。

B: I said, "Do you want me to help you?"

我是说:"你要我帮忙吗?"

A: If you're sure you're not in a hurry, I can use a little help.

如果你真的不忙的话，我可能要你帮个小忙。

B: Would you like me to get you a cab?

要我替你叫出租汽车吗?