38.阻止某人做某事

　discourage sb from doing

37.感冒的最限治疗方法　

the best treatment for a cold

36.做…是没有用的 it is no use doing

35.网球赛中失败　

be defeated in the tennis match

34.一班迟到　 be late for work

33.继续与疾病作斗争　

continue struggle with the disease

32.遇到许多困难　 meet many difficulties

31.感到孤单　 feel lonely

30.拥抱某人　 give an AIDS patient a hug

29.解释艾滋病的传播方式

explain how AIDS spread