Private car [Private cars OR The private car] become [(have /has) become/(are/is) becoming] more and more prevalent in China. What [How does/How can] the private car benefit you or damage you? Different poeple have defferent opions .
One is [One opinion is that a / A] private car can improve the quality of life. Owning a private car means more convenience. We can expand our living area, [if it is raining]we can drive our private car, and we can go home weekly if we are working in the city where we are not born in it [delete - not necessary].
The others think[Another opinion is] that the disadvantages of owning a provate car is more than [outweigh/are greater than] the advantages. For example, traffic jams, traffic accidents, the greenhouse effect; more and more phenomena alarm us. that over-exhaust is [The effect of exhaust fumes is] becoming the biggest problem at present.
In my opnion, owning a private car is the direction [a trend] in present society, but we can develop a new energy system for the car to resolve the conflict between developing the car industry and the [delete - not required here] protecting the enviroment. Possible developments are aSolar [solar-powered] battery, hydrogen fuel, and maybe other pureness means of supplying power.