积极方面
1. give students/ citizens motivation to…给学生/公民动力去……
2. narrow the gap between the wealthy and the impoverished 减少贫富差距
3. curb crimes 控制犯罪
4. allocate money to投资于…
5. promote the development of… 促进…的发展
6. It is obvious that…显而易见，…
7. play a key role in 起关键作用
8. enhance the efficiency of…提高效率
9. enrich one’s experience …丰富某人的经验
10. keep society safe and stable 保持社会稳定
11. have an obligation to do …有责任去…
12. afford people entertainment and pleasure 给人们提供娱乐
13. create employment opportunities 创造就业机会
14. put something in the first place = give priority to… 把…当成首要任务
15. is less time-consuming and more economical 省钱又省时间
16. broaden one’s horizons 开阔人的眼界
17. contribute to … 为…作贡献
18. fulfill one's potential 发挥......的潜力
消极方面
19. live a stressful life生活压力大
20. the competition is stiff 竞争激烈
21. impair people’s health 破坏人的健康
22. the population is booming 人口爆炸
23. restrict the development of 限制……的发展
24. lower the efficiency of… 降低……的效率
25. stem from 某事由…导致
26. suffer from 遭受
27. is a threat to… 对…构成威胁
28. have detrimental influence upon 对…产生有害的影响
29. cope with 解决，处理
30. take measures to … 采取措施…
31. There is a definite link between A and B A和B之间有密切的联系
32. is increasingly severe 越来越严重
33. is monotonous 单调的
34. create psychological problems 产生心理问题