Unit2 Ways to go to school Part B Let’s learnTurn rightCrosswalkNo carsNo parkingNo bikes Go straightTurn leftTraffic SignsWhat are these?traffic lightsred lightred lightyellow lightyellow lightgreen lightgreen lightWhat do they mean?green light go at a green lightred light stop and wait at a red lightDon't go at a red light. You must （必须） stop and wait.yellowyellow light slow down and stop at a yellow lightDon't go at a yellow light. You must （必须） slow down and stop.traffic rules （规则）traffic lightsRemember the traffic rules.Look at the traffic lights.red lightyellow lightgreen lightGo at a green light.Stop and wait at a red light.slow down and stop at a yellow light.Remember （记住） the traffic rules.the traffic rules.at the traffic lights.at a yellow light.at a green light.at a red light.1. Look5. Remember（记住） 3. Stop4 slow down2. GoLook, the light is ____. Look, the light is ____. Can I go?Can I go?Now the light is ______. Now the light is ______. The light is ______. The light is ______. redredyellowyellowgreengreenNo, you can’t. You must __________ and _______.No, you can’t. You must __________ and _______.No, you can’t. You must _____ and _______.No, you can’t. You must _____ and _______.Yes, you can. Yes, you can. Can I go?Can I go?Can I go?Can I go?stopstopwaitwait slow downwaitwaitRole Play四人小组中先选好角色，其中一人扮演盲人，一人扮演带路的人，一位同学负责演示交通标志，另外一位根据上一位同学的交通标志说出相应的指令，带路的同学要根据指令带着“盲人”做出相应的动作。
