根据短文意思及首字母提示填写所缺单词

根据短文意思及首字母提示填写所缺单词
People are often killed while crossing the road .Most of them are old people and children.Old people are often killed because they usually can't see or hear very w____(1).Children are often killed because they are c____(2).People should look and listen b_____(3) they cross the road.
A car,thuck or bus can't stop very quickly if a car g____(4) very fast.It will yravel many metres before it stops.Pedestrians don't always know t____(5).They think a car can stop r____(6) away.The faster a car is traveling,the l____(7) it takes to stop.It's wery d______(8) for a pedestrain to know how fast a car is traveling.
The only safe way to cross the road is to look at ways,right and l____(9).The correct way to cross the road is to walk quickly when the traffic lights t_____(10) green.It's not safe to run.