Every day some people are killed while they are crossing the roads.  1   of these people are old people and children. Old people are often killed because they can't see or  2 very well. Children are killed because they are not   3  .They forget to look and listen before they   4   the roads.

A car or a bus can't stop   5  .If a car is going very fast，it will travel many metres   6 it stops. Some people don't always understand this. They think a car can stop   7   a few metres. It is difficult to   8   how fast a car is moving. The only way to cross the roads safely is to look   9   ways，right and left. Then if the roads are  10  ，you can cross them.

1. A .Much     B. Most                 C. More              D .Lot

2. A. hear           B. to hear                     C. hearing            D. listen

3. A. care              B. carefully            C. careful                   D. careless

4. A. across    B. come                C. cross              D. go

5. A. fast        B. quickly              C. quick              D. fastly

6. A. before    B while                  C. after               D. ago

7. A .in           B. on                     C .at                          D. for

8. A. know    B .run                   C. listen               D. look

9. A .all           B. each                  C. both                D. every

10. A.full        B. empty (空的)     C. busy               D. busily

　　Every day some people are killed while they are crossing the roads. __1__ of these people are old people and children. Old people are often killed（被殺死）because they can't see or __2__ very well. Children are killed because they are not __3__. They forgot to look and listen before they __4__ the roads.

　　A car or a bus can't stop __5__. If a car is going very fast, it will travel many metres __6__ it stops. Some people don't always understand this. They think a car can stop __7__ a few seconds. It is difficult to __8__ how fast a car is moving. The only way to cross the roads safely（安全地）is to look __9__ ways, right and left. Then if the roads are __10__, you can cross them.

　　Every one of us must be more careful when you are crossing a road no matter（無論）you are a driver or a passer-by（過路人）. And all the drivers must drive more carefully and slowly when they are driving.