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

　　2.A.hear B.to hear C.hearing

　　3.A.care B.carefully C.careful

　　4.A.across B.come C.cross

　　5.A.fast B.quickly C.quick

　　6.A.before B.while C.after

　　7.A.in B.on C.at

　　8.A.know B.look C.listen

　　9.A.all B.each C.both

　　10.A.full B.empty C.busy

　　KEY： 1.B 2.A 3.C 4.C 5.B 6.A 7.A 8.A 9.C 10.B