Mike a mountain last weekend.
A. climbs B. climbed C. climb
There are________zebra crossings(人行横道)on the street.
A. sometimes B. always C.never
In England and Australia,drive on the________.
A.left side B.right side C.both sids
Which one is not right? ________
A.Drive fast by sled.
B.Wear a life jacket on a ferry.
C.Stop at a redlight.
Don’t ________on the road.
A.runB.to run C.running
I can go at a________light.
A. redB. yellowC.green