however， others strongly object to developing private cars. they maintain that 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. in fact， private cars contribute to traffic congestion so greatly that advantages gained in comfort and freedom are often cancelled out by the frustration caused by traffic jams.
whether private cars should be developed in china is a difficult question to answer. yet the desire for the comfort and independence a private car can bring won't be eliminated.
