根据对话内容, 从方框内的选项中选出能填入空白处的最佳选项, 其中有两个为多余选项。

A: Hey, Jill.

B: Yes, I was.

A:

B: I was doing my homework. Where were you at that time?

A:

B: Did you have fun?

A: Yes, of course. Guess! What did I see?

B: I've no idea.

A: I saw an alien.

B: Really?

A: He invited me to have dinner.

B: Haha. . .

A: No, no, no! It's true.

A. I was riding a bike in the park. B. Were you at home at seven last night? C. What's wrong? D. What happened next? E. You should say hello to him. F. What were you doing at that time? G. You're telling me a story, yes?