Stop riding in cars,or there will be more and more pollution,which is bad for our lives.用riding 原为什么不能用driving我英语不太好

It's hard to stop riding in cars.(同义句）——riding in cars _hard. stop riding in Stop riding in cars,or there will be more and more pollution,which is bad for our lives.用riding 原为什么不能用driving我英语不太好 写一篇短文介绍如何在日常生活保护环境1.语言流畅,思路清晰 2.100词左右 3.提示词:take care of the environment,throw rubbish about,pick up,stop riding in cars,ride bicycles,make a contrbution to we -- people -- riding in cars to decrease the amount of CO2.we need to take a campaign.A could ask ,stop B should urge,to stopC must urge,stopping D can ask,stopped stop cars对吗 people are interested in wearing them是什么意思They can stop us from hitting other cars是什么意思 riding in a car? riding in mud is Who can stop many cars with one hand in the street?我知道了标准答案是Traffic police. Riding In My Car 歌词 riding 请说明选择这个的原因.That's why more and more American are now riding to work_____ their bikes and they are leaving their own cars at home.（ ）A.on B.at C.by D.in a car stop （）a special “hotel” and it is for cars to live in.答案是is like为什么不直接填likes Who can stop many cars with one hand? Who can stop many cars with one hand 1、If the evidence shows that there are more cars runningon the road today than before,.2、the number of cars has doubled in the past ten years,making riding bicycle on the road become dangerous.不对该怎么改,最好能重语法角度解释下, let them tell cars to go or stop为什么stop前面没有to