句型转换。

1. I go to school at 7: 30.  (对划线部分提问)

    ______ ______ you ______ to school?

2. We start lessons at nine o'clock. (改为一般疑问句)

    ______ you ______ ______ at nine o'clock?

3. They do the homework in the evening. (改为否定句)

    They ______ ______ the homework in the evening.

4. In the morning, we have a break. We play football. (用and把两个句子连起来)

    In the morning,  we have a break ______ ______ ______.

5. four,  have,  the,  morning,  we,  lessons,  in(. ) (连词成句)

    __________________________________

特种设备是指涉及生命安全危险性较大的设备。