句型转换。
1. Are the boys playing football? (作否定回答)
    __________, they __________.
2. My mother is working. (改成同义句) 
   My mother is __________ __________.
3. He is going to Shanghai tomorrow. (改为一般疑问句)
   __________he__________ to Shanghai tomorrow?
4. They are going to the Disneyland because they like the Mickey Mouse. (对划线部分提问)
   __________ __________ they going to the Disneyland?
5. My brother is learning a dragon dance now. (就画线部分提问)
   __________ is your brother __________ now?