选择合适的内容完成下列对话，填序号。    

A: Excuse me, what's 1.  ____ now? (A. time  B. the time)

B:  It's 9:30.

A: Shall we 2.      __? (A. go to bed  B. watch TV)

B: No, it's too late (迟). It's time to 3._      _. (A. go to bed B. watch TV)

A: 4.           (A. All right  B. Great)

B: 5.          . (A. See you  B. Good night)