5. Boys and girls,the books in the library should good care of.

   A. take          B. are taking

   C. be taken   D. be taking

4. —Smoking is not allowed here!

  ― 

   A. Never mind

   B. I'm sorry

   C. Don’t mention it

    D. Sure. I don't smoke

3. Don’t forget me when you reach Shanghai.

   A. call   B. calling   C. to call   D. calls

2. Tony used to to school,but he is used toschool now.

   A. walk;taking a bus

   B. walked;took a bus

   C. walk;take a bus

   D. walked? take a bus

Ⅲ.单项选择

1. A friendly basketball match between teachers and students tomorrow afternoon. Anybody is welcome.

   A. was held      B. will be held

   C. is held       D. must be held

5. I be able to see many birds in the tree, but now I can't.

4. Everyone in the city should protecting the environment.

3. Our group likes keeping the desks tidy. This and others follow us.

2. It can pollute the water to litter the river.

Ⅱ.从方框中选短语并用其正确形式填空

make a difference,used to,play a part in,turn …into …，throw …into...

1. All of us want to our school a more beautiful one