9．This ____________（invent） took him many years．

8．My cousin is very lazy．When his mother asks him to do some housework, he’s always ________（ active ）

7．The old lady couldn’t remember the        （postman） name but she was really grateful to him．

6．It is _______（wise） of you to wait for a few days than to buy the house in a hurry．

5．The whole class is           （分成）into four groups．

（B）根据句意，用括号内所给单词的适当形式填空。

4．Boys and girls may behave              （不同）．

3．In our school, there three big          （实验室）on the first floor in Building A．

2．France is good at making good            （酒）．

1．I have never seen such an _________（丑陋）building in a modern city．