阅读下面的对话，根据上下文从方框内的选项中选择恰当的选项补全对话，使句义完整，符合逻辑。有两项为多余选项。
Paru:    1   , Nick? Is it time to go home?
Nick: No, it's 3:15 p.m.. It's time to go and play games.    2   ?

A．It's blue B．But where's your watch C．They're blue D．No, I think it's Paul's E. What time is it now F. What day is it today G. You must look after your belongings.

Paul: I don't know. I can't find it.
Mr. Li: Whose is this watch? Is it your, Nick?
Nick:    3  .
Mr. Li: What color is your watch, Paul?
Paul:    4  .
Mr. Li: Is this one yours?
Paul: Oh, yes, it's mine.
Mr. Li: Paul,   5   . Put it in your schoolbag.
Paul: Thank you, Mr. Li.

阅读下面的对话，根据上下文从方框内的选项中选择恰当的选项补全对话，使句义完整，符合逻辑。有两项为多余选项。

Paru:    1    , Nick? Is it time to go home?

Nick: No, it's 3:15 p.m.. It's time to go and play games.    2    ?

A. It's blue B. But where's your watch C. They're blue D. No, I think it's Paul's E. What time is it now F. What day is it today G. You must look after your belongings.

Paul: I don't know. I can't find it.

Mr. Li: Whose is this watch? Is it your, Nick?

Nick:    3   .

Mr. Li: What color is your watch, Paul?

Paul:    4   .

Mr. Li: Is this one yours?

Paul: Oh, yes, it's mine.

Mr. Li: Paul,   5    . Put it in your schoolbag.

Paul: Thank you, Mr. Li.

 

A: Whose is this watch?

B: Is it a black_____________ ?　　　

[　　]

A. this watch　　   　B.one

C. the watch　　　    D. the one 

从括号内选择适当的词填空

Excuse me, ________ (who's, whose) is this watch?