句型转换。

1. May I help you? (改为同义句)

    _____can I_____ for you?

2. Maybe he is a teacher. (改为同义句)

    He_____ _____a teacher．

3. I have looked in all the rooms in the school. (改为一般疑问句)

    _____you_____ in all the rooms in the school?

4. I'm looking for Lisa. (对划线部分提问)

    _____ _____you looking for?

5. What does the clock say? (用12:30作出回答)

    _____ _____12:30.