四、IV. Listen and choose. （听录音，选择你所听到的句子。）
( ) 1. A. The music room is nice and clean.
B. The classroom is nice and clean.
( ) 2. A. The walls are blue and white.
B. The floor is yellow and black.
( ) 3. A. We turn off the fans. B. We put back the chairs.
( ) 4. A.I can sweep the floor. B.I can clean the blackboard.
( ) 5. A. Don't eat in class. B. Don't be late for class.

Ⅳ.1.B 2.A 3.A 4.B 5.B

五、V. Listen and number. （听录音，给下列句子排序。）
（ ）Keep the classroom clean.
（ ）Don't run in the classroom.
( ) Don't eat in class.
( ) Put up your hand to speak.
( ) Turn off the lights after school.

Ⅴ.4 5 2 3 1

六、VI. Listen and choose. （听录音，选择正确的答语。）
( ) 1. A. Yes, you do. B. No, you can't.
( ) 2. A. Keep the classroom clean. B. I can sweep the floor.
( ) 3. A. I can put back the desks and chairs.
B. He can clean the door.
( ) 4. A. The walls are blue and white. B. The floor is black.
( ) 5. A. Don't eat in class. B. Don't be late for class.

Ⅵ.1.B 2.A 3.A 4.A 5.A