题目内容：

根据句意和中文注释，在答题卷相应的横线上，写出所给单词的正确形式。

1.When you are in a library, you should keep ____________ (安静的).

2.How many ___________ (零) are there in this number?

3.His uncle does well in ____________ (饲养) some cows and sheep on his farm.

4.Fog and haze weather (雾霾天气) brings traffic problems in China, so it is ____________

(危险的) to drive so fast.

5.He is always late for school. Today he is the ______________ (四十一) to come to our class.

B、根据句意，在答题卷相应的横线上，写出所给单词的适当形式。

6.A friend of ___________ (they) is coming to China tomorrow.

7.Giraffes are the tallest among the animals, so they can eat the ___________ (leaf) from trees.

8.If you take more exercise, you will feel ________ (well).

9.The green car is one of the ___________ (policeman) over there.

10.The computer in our classroom doesn’t work at all. Maybe, it is ____________ (break).