题目内容：

In China, traffic keeps to the right. Cars, trucks, buses     bikes must all keep to the right side of the   . In most other countries, traffic     to the left.

How can you     the roads safer?

     you cross the road, stop and look each side.    left, then right, and then look left again. Don’t cross the road if you are not sure whether the road is clear or not. Don’t     across the road.    is dangerous.

If you     small children, old people, or blind people walking across the road, help     cross the road in safety. Helping others is a kind of virtue (美德).

1.A. orB. andC. butD. while

2.A. roadB. riverC. bridgeD. city

3.A. goB. comingC. leaveD. keeps

4.A. makeB. knowC. guessD. see

5.A. OftenB. BeforeC. DuringD. As

6.A. LookB. TurnC. WalkD. Across

7.A. runB. jumpC. smileD. walk

8.A. ThereB. ItC. ThisD. Here

9. A. watchB. lookC. readD. see

10. A. herB. himC. themD. they