(句型转换)Lucy is buying some presents now．

　　变成否定句：__________________________________________

　　变成一般疑问句：______________________________________

　　做出肯定回答：________________________________________

(句型转换)The children are playing football now．

　　变成否定句：__________________________________________

　　变成一般疑问句：______________________________________

　　做出否定回答：________________________________________

句型转换

1.We're trying to protect the environment.(对划线部分提问)

　　_________are you trying _________ _________?

2.There used to be a lof cheetahs.（改为反意疑问句）

　　There used to be a lot of cheetahs,______ _________?

3.They made Victor weigh himself just now. （改为被动语态）

　　Victor_____ ______ to weigh himself just now..

4.They weigh about 1,ooo pounds. (对划线部分提问)

　 ______ _______ do they weigh?

5.I think what you said is right. （同义句）

　　I_______ ________you..

6. There's something wrong with the watch .（一般疑问句）

　　________ there ________ wrong with the watch ?

7.I like to go out to play, and I don't like to stay at home.（同义句）

　I prefer to play outside -------  -------stay at home.