1. You _____ drop litter.

2. You ______ drive you car carefully.

3. There is an intersection ahead. We ________ go fast.

4. You _____ touch the snakes.

5. This is important. You ____ listen carefully.

6. Our roads are dangerous places. We ______ have discipline.

7. You ______ use your mobile phone in the exam room.

8. This sign says “Stop”. We _____ go straight on.

9. The traffic lights are red. You ____ stop.

10. You ______ tell us about any problems.