12)

A: If you're free, how about lunch?

B: When did you have in mind?

A: I was thinking about Thursday?

B: That will be fine with me.

A：有空的话一起吃顿中饭如何？

B：你想什么时候呢？

A：我看星期四怎样？

B：没问题。

　　13)

A: I'm calling to see if you would like to have lunch tomorrow.

B: I'm sorry, but this week isn't very convenient for me.

A: Perhaps we van make it later.

B: That would be better.

A：我打电话给你，是想知道明天一起吃顿中饭怎样？

B：对不起，这个星期我都不方便。

A：那么，也许改天吧。

B：好啊。

　　14)

A: I'm calling to confirm our luncheon appointment.

B: It's tomorrow at twelve o'clock, right?

A: Yes, that's right.

B: I'll be there.

A：我打电话来，是想确定一下我们约好吃饭的事。

B：是明天12点吧？

A：是的，没错。

B：我会去的。