1. (2020七上·汽开区期末) 从方框中选择最佳选项完成对话（其中有一项多余）。

A. Please take it to me. B. It's under the table. C. Where are my books? D. Yes, I am. E. I can't find my dictionary. F. No, it isn't.

Jack: Mom,

Mom: Is it in the bookcase?

Jack:

Mom: Is it in the drawer?

Jack: Oh, yes. It's here. 

Mom: They are in your schoolbag.

Jack: But I can't find my schoolbag.

Mom:

Jack: Thank you, Mom.

Mom: Jack, my key is on the table. 

Jack: OK.