Excuse me, I can't get by.

　　勞駕，請讓開點路。

　　Excuse me, you're wanted on the phone.

　　對不起，有你的電話。

　　If you'll excuse me, I must go and mingle.

　　對不起，我得去和其他客人聊聊。

　　Now if you'll excuse me, I'm a very busy man.

　　如果可以，我先行一步了。我很忙。

　　Excuse me, is this your seat?

　　對不起，這是您的座位嗎？