21. to tell/distinguish/differentiate right from wrong 明辨是非

　　22. distinguished and outstanding 特点鲜明的

　　23. It is unavoidable that …是不可避免的

　　24. to become money-oriented/money-pursuing/money worship 变成拜金主义

　　25. be spiritually contaminated/poisoned/polluted 精神污染

　　26. It is no use doing sth 做----没有用

　　27. to raise /revoke/arouse doubt about the necessity/feasibility of sth 质疑----的有用性

　　28. at the cost/price of 以----为代价

　　29. demonstrate/illustrate/display one’s ability in sth 展示在---的能力

　　30. distract one’s attention to sth 使人分心

【责任编辑：青枫】