Do you know the traffic ________? If you don’t, I’ll tell you. You must look at the traffic ________. ________ at a red light. ________ at a yellow light.Go at a ________ light. Remember these!
A.Stop | B.Go | C.Wait |
A.by train | B.on bus | C.by a car |
A.on ship | B.on foot | C.by a plane |
A.stop | B.run | C.go |