6.　　　 They had a class meeting yesterday afternoon.(改否定句)

They 　　　　　　　　a class meeting yesterday afternoon.

5.　　　 Fish sleep with their eyes open.(划线部分提问)

　 　　　　　　　　fish sleep?

4. You mustn’t give the goldfish too much food . (改同义句)

_______ give the goldfish too much food.

3.It is possible for fire to cause danger if we are not careful. (改同义句)

Fire _______ _______ ________ if we are not careful.

2. It’s necessary that we study English well. (改同义句)

It’s necessary _______ _______ ______ study English well.

1.He likes playing football very much.(改同义句)

He ______ ______ ________ playing football.

10.He is so ___________(粗心) that he often makes a few mistakes in his homework.

9.The whisper behind the tree made me feel __________(恐惧)

8.Who is _________(感兴趣) in camping with us in summer?

7.Cover yourself with a ________(毛毯)if you feel cold.