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　　A study on university students shows that those who like ordering food online are easy to feel upset. A research team did research at 18 universities. 1 The longer a student spends online each day,the worse theself-evaluation(自我评价)is and the higher the possibility of being upset is.

　　The research showed that 6.4 percent of the university students order take-away food online almost every day, followed by 16 percent who order 3 to 5 times a week. 2

　　Dr Zhang Zhenyu, who took part in the research,said that 29.9 percent of the students thought themselves “fat"or“very fat". 3 According to the study, 2.5 percent of the students have had plastic surgery(整形手术)to improve their appearance. 4

　　The study also showed that 22.6 percent of the students were left-behind children when they were kids. 5 Zhang said this early experience of not living with their parents has a great influence on these students' mental(心理的）health and self-evaluation scores. They also had higher scores in the test for anxiety(焦虑）than those who lived with parents.

　　The research team also found that the students from rich families scored higher in all ways than those from poor families.

　　A. Those students had to be looked after by others.

　　B.21 percent of them order once or twice a week.

　　C. 54.3 percent said their appearance scored 6 points out of 10.

　　D. 5.8 percent have plans to do that surgery in next three years.

　　E. It found that time spent online has a great influence on students' mental health.

　　1._________   2._________   3._________   4._________   5._________
 

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