一、根据句意,用括号中所给动词的正确形式填空。
1. the window,please.
2. in the library.
3. to the teacher carefully.
4. in the hallway(走廊).
5. off the lights before leaving.
6. too much candy.
7. the instructions(用法说明)first.
8. your homework.
9. quiet during the exam.
10. the hot stove.

1. Close 2. Don't talk 3. Listen 4. Don't run 5. Turn 6. Don't eat 7. Read 8. Don't forget 9. Be 10. Don't touch

二、将下列陈述句改为祈使句。
1. You should clean your room.______
2. You must not feed(喂养)the animals.______
3. You have to turn off your phone.______
4. You shouldn’t be late for class.______
5. You must not touch the paintings.
______

1. Clean your room. 2. Don't feed the animals. 3. Turn off your phone. 4. Don't be late for class. 5. Don't touch the paintings.