1. (2021六上·肥西期末) 选词填空。

When    Where    What    How    Who

1. （1） — is he?

   —He's my grandpa.

3. （2） — does she go to work?

   —She goes to work by plane.

5. （3） — does your father do?

   —My father is a police officer.

7. （4） — does your uncle work?

   —My uncle works on a boat.

9. （5） — are you going?

   —I am going at 9:30.