选择合适的短语 英语问题（used to .be careful of .use up.escape from.be afraid of)
1.Boys and girls ,（ ）the traffic.
2,He has( )all the hot water.
3.The girls ( )the dark,and she never goes out alone at night
4.Mr Liu ( )be an English teacher .didn't he?
5.A tiger ( )the city zoo,so everyone in the city was scared.