用适当介词填空。

1. If you work harder _____ now on, I think you will do better in the coming exam.

2. We sat around listening _____  music when my mother came in the room.

3. Look _____ the boy. He is dressed _____  a red T-shirt. How cool!

4. Miss Lin is very popular _____ teachers and students.

5. Go _____ this street, turn left _____ the second turning, and you'll find the park is front of you.

6. You shouldn't believe everything you read _____ the newspapers.

7. I'll tell you all _____ it when I get back.

8. You look tired. You'd better be out to play instead _____ working.

9. I usually walk to school, but _____ bus when it rains.

10. Teenagers should keep away _____ net bars.