Directions: Write an English composition according to the instructions given below in Chinese.
随着人们生活水平的提高，很多家庭购买了小轿车作为代步工具；由此引起了一些社会问题，请你（李华）用英语向二十一世纪报写一封性分析购买轿车的利与弊（各三条），并说明你的看法和建议。
注意：1）词数120词左右；
2）开头已为你写好（不计入总词数）
Dear Editor,
With the improvement of the life standard, many families have bought private cars in recent years, thus causing some social problems.
