1.This morning,I was ........ in a traffic jam and got to school fifteen minutes late. A.catch B.block C.struck D.stuck 2.Turn on the left turn ........ before you make the turn and slow down. A.sign B.direction C.signal D.crossing 3.It is ....... to use a hand-held mobile phone while driving or riding. A.safe B.important C.illegal D.careful 4.A .......... ia a part of a road that only bicycles are allowed to use. A.cycle cross B.cycle lane C.cycle line D.cycle race 5.You ______ cross the street when the light is red. A.. should b. don’t have to c. can d. mustn’t 6.. People ______ produce as much rubbish as we do now. a. use to b. used to c. used to not d. didn’t use to