一。按要求改写句子
1. The boy is playing basketball.
否定句：____________________________
一般疑问句：_________________________
肯定回答：__________________________
否定回答：__________________________
对“is playing basketball”提问：__________________________
对“ The boy”提问：__________________________
2. They are singing in the classroom.
否定句：____________________________
一般疑问句：_________________________
肯定回答：__________________________
否定回答：__________________________
对“are singing ”提问：__________________________
对“ in the classroom”提问：__________________________
3.仿照例句造句：
Model:read a book
--What are you doing?
--I'm reading a book.
1）.read a new book
________________
2）.clean the blackboard
________________
4.she,the window,open,now.（用现在进行时连词成句。）
_____________________
5.The birds are singing in the tree.（就划线部分提问）