Do you mind if I ask you a favor? *要注意回答“可以”时用No，“不可以”时用Yes。

　　- Do you mind if I ask you a favor? (我可以请您帮个忙吗?)- No, not at all. (没问题，完全可以。)

　　Can I ask a favor?

　　May I ask you a favor? *这两个例句和上面例句不同，用Yes回答“可以”。

　　2.能帮把手吗?

　　Would you give me a hand?

　　Would you please help me?

　　Would you mind giving me a hand?

　　Could you help me out?

　　3.对不起……

　　I'm sorry to bother you,…

　　- I'm sorry to bother you, but can you help me? (对不起，能帮我一下吗?)- It's no bother. (没问题。)

　　4.乐意为您效劳。

　　I'll be glad to.

　　I'd be happy to.

　　With pleasure.

　　Love to.