题目内容：

句型转换。

1.He must stay at home. (改为一般疑问句)

____________________________________________________ ？

2.You ought to give food to the birds. (改为否定句)

___________________________________________________？

3.They play football twice a week. (对划线部分提问)

____________________________________________________？

4.The red pen belongs to Lucy. (对划线部分的提问)

____________________________________________________ ？

5.You should take care of your pet. (改为同义句)

You should ____________________________________________________ 。

6.To clean the rabbit's hutch every day is necessary. (改为同义句)

_________________________________________the rabbit's hutch every day.

7.It's highly possible that David will go fishing tomorrow. (改为同义句)

David ___________________________ go fishing tomorrow.

8.You mustn't talk in class. (改为同义句)

___________________________ in class.