【例文】The average family income in our Kangming City increased from 8,000 yuan per year in 1998 to 20,000 yuan in 2008. In the meantime, the structure of the average family expenses has changed, too. These graphs show the change clearly.The biggest part of the average family expenses is housing. In 1998, the average family spent 25 percent of its income on housing. In 2880, expenses on housing rose to 42 percent. Food and drink are the second biggest part of the average family expenses. In 1998, about 18% of the average income was spent on this item. In 2008, the figure grew to 30%. As a result of such increase in the expenses on housing and food, expenses on other items have been reduced from 57% in 1998 to 28%in 2008.Thus, a conclusion can be drawn that as income increases, people can improve their living step. But still the average family has to spend a large part of income to meet the basic needs.【译文】在我们康明城市家庭平均收入从8000元，每年1998至2008年的20,000元。在此期间，平均家庭支出结构也发生了变化。这些图形显示了明显的变化。而一般家庭开支的部分是住房。 1998年，平均每个家庭花费了其对房屋的收入百分之25。在2880，关于住房支出上升到百分之42。食品和饮料是平均家庭开支第二大的一部分。 1998年，大约18%的平均收入是用于这一项目。 2008年，这一数字增长到30%。由于在费用等增加住房和食物，结果在其他项目的费用已经减少到1998年的57%，至2008年的28%。因此，可以得出一个结论，随着收入的增加，人们可以改善他们的生活步骤。但仍是一般家庭要花费很大一部分收入，以满足基本需要。
