按要求改写下列句子。

1. We go to work by bus every day.(就画线部分提问)

    _____ _____ you go to work every day?

2. I know how to say those things in a report.(改为同义句)

    I know how _____ _____ say those things in a report.

3. We bought her some presents.(改为否定句)

    We didn't _____ _____ presents for her.

4. Why don't you put on your hat?(改为同义句)

    _____ _____ put on your hat?

5. Don't leave anything behind.(改为反意疑问句)

    Don't leave anything behind, _____ _____ ?

6. Tom will return in an hour.(就画线部分提问)

    _____ _____ will Tom return?

7. He is young. He can't go to school.(改为同义句)

    He is _____ young _____ go to school.

8. Can I help you? (改为同义句)

    _____ _____ I _____ for you?