1、Unit 1 How do you go there?Part B Lets learn执教 严芳花,traffic lights,Look at the traffic lights.,Stop at a red light .,Go at a green light.,red light,yellow light,green light,Go at a green light.,Stop at a red light.,Wait at a yellow light.,trafficrules,Remember the traffic rules.,Look at the traffic l
2、ights.,Red light, red light, Stop, stop, stop!,Green light, Green light, Go, go, go!,Yellow light, yellow light, Wait, wait, wait!,Stop,Wait,Go,at a,light,If the light is red, you must _.,If the light is yellow, you must _.,If the light is green, you must _.,stop,wait,go,安全事故案例举不胜举，这一幕幕惨痛的事故，让千万个家庭失去了欢笑，让无数个母亲和妻儿哭泣哀号，它们一次又一次的给了我们血与泪的教训，难道我们不应该警醒吗？难道我们还要蔑视交通红绿灯吗？难道我们还要无视交通规则吗？,Bye ! Lets follow the traffic rules!,
