请从方框中选择适当的选项完成对话。

A. Yes? B. The keys? They're on the table. C. No, they aren't. D. How about my books? E. It's under the sofa.

A: Hey, Susan!

B:

A: Is my computer game on the table?

B: No, it isn't. It's in the bookcase.

A: Oh, OK. Are they in the bookcase, too?

B: They're on the chair.

A: Oh. So, where is my pencil box?

B:

A: And where's my schoolbag?

B: It's under the table. And your baseball is under the chair.

A: Oh, OK. And where are mom's keys?

B: