【正文】
the increase in developing private cars. They hold that automobiles will give rise to a series of problems. In the first place, as more and more cars are produced and run in the street, a large volume of poisonous gas will be given off, polluting the atmosphere and causing actual harm to the health of people. Next, private cars contribute to traffic congestion so greatly that the advantages gained in fort and freedom is often cancelled out by the frustration caused by traffic jams. The last problem is the increasing number of car accidents that have killed a lot of peo