李笑来托福iBT作文范文(7)

文章作者 100test 发表时间 2011:07:16 09:50:38
来源 100Test.Com百考试题网

　　In general, people are living longer now. Discuss the causes of this phenomenon.
　　Among various factors that contribute to todays longevity of people are three most obvious ones: the improvement of food conditions, the development of modern medical technology, and finally current stability of economy in our country.
　　Food conditions are better than before and are still being developed with a rapid pace. First of all, foods are more hygienic. People today drink untainted mineral water, sterilized skim milk, which are cheaply supplied in supermarkets.