Dialogue 1

A:Well, I must be off now. I have an appointment at six.
嗯，我现在得离开了。我六点有个约会。
B:In that case, I won’t keep you any longer. Drop in any time.
如果是那样的话，我不再挽留你了。（欢迎）随时到我这里来。
A:OK. Goodbye.
我会的。再见。
B:See you later.
再见。

Dialogue 2

A:I just dropped in to say goodbye.
我到这里来是跟你告别的。
B:What time are you leaving?
你什么时间出发？
A:I’ll leave at 10 o’clock.
我10点钟走。
B:Take care and give my best to your parents.
保重。代我问候你的父母。
A:Thank you, I will. Hope to see you again next year.
谢谢，我会的。希望明年可以再见到你。

Dialogue 3

A:Thank you for coming to see me off.
多谢你来送行。
B:Not at all.
不用客气。
A:If I have time, I’ll come again.
如果我有时间，我会再来的。
B:You’re welcome at any time.
随时欢迎你回来。
A:Thank you for your hospitality. I hope I didn’t cause you too much trouble during my stay.
多谢你招待。在我居留期间，但愿不致打扰。
B:You’re most welcome.
不要客气。
A:I’m afraid I have to go now. The plane will take off soon.
我恐怕现在要走了。飞机快要起飞了。
B:Call us as soon as you get home.
你一回到家里就打电话给我们。
A:Certainly.
一定。