补全对话, 其中有两个多余选项。

A: Hello, Bob! How is it going?

B: Hello, Kate!  And you?

A: Very well. What's your plan for the summer?

B: I had a Chinese course last year, and I'd like to go on with it this summer.

A: How was the course?  

B: Yes. It seemed that way at first. But after a while it became easier.

A: You were the best in the class, right?

B: I did get an A. Well, could you tell me your summer plan?

A: No, not this summer.  

B: That must be very interesting. Can I go with you?

A:  Oh, there comes the bus! Goodbye!

B: Bye-bye!

A. I plan to go to Africa next summer.   B. Will you travel somewhere interesting? C. Where do you come from?    D. Is Chinese very difficult?    E. I'm OK.  F. Travelling is very expensive.   G. No problem.