Unit2 Ways to go to school BNew wordshelmetTraffic lightsMunich 慕尼黑德国AlaskasledferryPapa WestrayScotlandtrafficearlyhelmetmustwearattentionfastsledferry交通早到的头盔穿,戴注意快的雪橇轮渡traffic lightMrs交通灯夫人必须pay attention totrafficearlyhelmetmustwearattentionfastsledferrytraffic lightMrspay attention to交通早到的头盔穿,戴注意快的雪橇轮渡交通灯夫人必须trafficearlyhelmetmustwearattentionfastsledferry交通早到的头盔穿,戴注意快的雪橇轮渡traffic lightMrs交通灯夫人必须pay attention to1. In the USA people on bikes must wear h ( ) . 2.I must pay a to the traffic lights. ( ). 3. We mustn’t go to school by . ( ).4. Don’t let the dogs run too fast by f . ( ).5.You are so e today. ( ). 1. In the USA people on bikes must wear h ( ) . 2.I must pay a to the traffic lights. ( ). 3. We mustn’t go to school by . ( ).4. Don’t let the dogs run too fast by f . ( ).5.You are so e today. ( ). helmet1. In the USA people on bikes must wear h ( ) . 2.I must pay a to the traffic lights. ( ). 3. We mustn’t go to school by f . ( ).4. Don’t let the dogs run too fast by s . ( ).5.You are so e today. ( ). helmetattention1. In the USA people on bikes must wear h ( ) . 2.I must pay a to the traffic lights. ( ). 3. We mustn’t go to school by f . ( ).4. Don’t let the dogs run too fast by s . ( ).5.You are so e today. ( ). helmetattentionferry1. In the USA people on bikes must wear h ( ) . 2.I must pay a to the traffic lights. ( ). 3. We mustn’t go to school by f . ( ).4. Don’t let the dogs run too fast by s . ( ).5.You are so e today. ( ). helmetattentionferrysled1. In the USA people on bikes must wear h ( ) . 2.I must pay a to the traffic lights. ( ). 3. We mustn’t go to ...