【题目】从方框中选择合适的内容，补全对话。
A: Good morning, Lingling. _________________
B:_________________, thank you.
A:_________________
B: It's a desk.
A: What's that?
B:_________________
A: Oh! What are those?
B: They're birds.
A. It's a chair.
B. How are you?
C. What's this?
D. I'm fine
【答案】B D C A
【解析】
略
