1. 根据上下文选择合适的疑问词，补全对话

How old, what, who, where, when, whattime

1. （1）  is your name? ---I'm Bob.
   

3. （2）  are you? ---I'm twelve.
   

5. （3）  is going to swim on Sunday?-Daming.

7. （4）  does Sam have to leave? -Next week.

9. （5）  do they go every day?-They go to the park.

11. （6）  are you going to go this weekend?- I'm goingto Beijing.
    

13. （7）  are you going to go there? –Next Sunday.

15. （8）  are you going to do there?-I'm going to see mygrandparents.
    

17. （9）  is going to go with you? –My friend, Tom.

19. （10）  is it?—It's half past seven.