1. 按要求改写下面的句子。

1. （1） We got over 1, 000 letters from our readers about their New Year's resolutions.（改为同义句）

   We got 1,000 letters from our readers about their New Year's resolutions.

3. （2） How can you keep in good health?（改为同义句）

   How can you ?

5. （3） My cousin is going to leave at six tomorrow.（对划线部分提问）

      your cousin going to leave?

7. （4） What are you going to do?（改为同义句）

   What you to do?

9. （5） Many students are going to work harder at school this year.（改为同义句）

      students are going to work harder at school this year.