Traffic rules keep traffic in order on the road,and they_____keep people safe.You should_____ on

第一格填 also 应该毫无疑问,第二格 句子没写完怎么帮呀,请补充追问吧可是选项只有want begin help get啊你不把选项列出来的话，大家只能根据语境去填最合理的字眼啦。可以先参考下面的词，如果不在选项内就再补充追问喽。 Traffic rules keep traffic in order on the road,and they【help】keep people safe. You should【walk】on the sidewalk(人行道)or on the right side of the road.You【must】stop and look carefully before you cross the road. If you are【a 】driver, you should slow down【when】you see the traffic lights. You must stop when the traffic light is【red】.You must always wear seat belts(安全带)。 If you【ride】a bike, don't ride in the middle of the road 【or】 go straight when the traffic light【is】red.Remember:don't listen to your MP3 player or talk with others when you are riding a bike.It's dangerous. 好了。