1. They work hard to get more money. (就画线部分提问)
     _______  _______ they work hard?
2. My mother will visit England next week. (就画线部分提问)
     _______  _______ your mother visit next week?
3. You ought to be more careful.
    You _______ _______ to be more careful.
4. They should finish their homework first. (改为一般疑问句)
    _______  _______ finish their homework first.
5.The match between China and Korea couldn't go on because it was raining heavily. (改为同义句) 
   The match between China and Korea couldn't go on _______ _______ the heavy rain.