1. 根据所给答句，选择合适的疑问词。

       

1. （1） —are you going to do？

   —I'm going to go shopping.

3. （2） —are you going?

   —I'm going to the store.

5. （3） —are you going?

   —This morning.

7. （4） —do you go to the market?

   —By car.

9. （5） —book is this?

   —It's Amy's.