配对阅读。从下面方框中选择适当的句子，将对话补充完整，其中有两项是多余的。

A: Hey, Susan!

B: .

A: Is my computer game on the table?

B：No, it isn't. It's on the bookcase.

A: Oh, OK. Are they on 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 under the table. And your baseball is under the chair.

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

B: .

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