选择句子，补全对话。

A. What colour is it? B. Here it is! C. What's in it? D. l lost my toy car. E. Thank you so much!

Amy: Hi, Chen Jie. I have a new schoolbag.

Chen Jie: Really?

Amy: It's blue and yellow. It's so heavy.

Chen Jie:

Amy: Three storybooks, some toys, an English book and a pencil box.

Chen Jie: Wow！How nice!

Amy: Oh, I can't find(找不到) it.

Chen Jie: What colour is it?

Amy: It's black and white.

Chen Jie: It's on the desk.

Amy: