With the economy of | 76.______ |
and more families are now rich enough to have their own cars. | |
Cars do benefit the families as well the society in many ways. | 77. _____ |
With a car, it is convenient for the family members to travel | |
to and from work. They can also drive to the countryside on the | 78.______ |
weekends. At the same time, the development of motor industry | 79.______ |
will sure give a push to many other related industries, | 80.______ |
it is obviously beneficial to the social economy. | 81.______ |
In the other hand, the boom of private cars is also causing traffic | 82.______ |
and environmental problems. Waste gas from cars are causing | 83. _____ |
serious pollution to the air, which do great harm to people’s health. | 84. _____ |
With an increase number of cars on the roads, the traffic has become | 85.______ |
very heavy. |