1. (2022四上·儋州期中) 情景交际。选择正确的选项补全对话。

A. A ruler, an eraser and four pencils. B. I lost my pencil box. C. Thank you so much! D. You're welcome. E. It's yellow. It's a duck.

A: Excuse me.             

B: What colour is it?

A:

B: OK. What's in your pencil box?

A:

B: Here it is.

A:    

B: