题目内容：

补全对话。根据对话内容，从右边方框中选出适当的选项补全对话。（共4小题，每小题1分；计4分）

A: Lily, what should I get for Ms. Ning for the coming Teachers' Day?

B: Your English teacher? How about a notebook?

A：1.

B: Mmm. How about a watch?

A: I don't think so. A watch is too expensive.

B: I see.   2. 

A: No, I don't know what book she likes best.

B: Well,   3.

A: No! A scarf is too personal.

B: OK, I know. How about flowers?

A_: 4.   Yes, she' 11 like that!

A. Some flowers'? B. Would she like a scarf? C. How about her favorite book? D. Er… don't you think that's too cheap?