Unit2 Ways to go to school Part B Lets learn,By car, by car, Di Di Di By bus, by bus, Du Du Du By bike, by bike, Ding Lingling By train ,by train,WuWuWu Walk , walk, one two one. Walk, walk, one two one,Lets chant,light,traffic lights,lights,a green light,Go at a green light,a red light,Stop at a red light,a yellow light,Wait at a yellow light,Please remember the traffic rules. Stop and wait at a red light. Slow down and stop at a yellow light. Go at a green light,Look at the traffic lights. Rem
