21The basic stumbling block to global peace rests with the self-serving ambitions of many nations.

　　全世界和平的基本障碍物在于许多国家谋私利的野心。

　　22.The overemphasis on one particular aspect of a problem often obscures the relevance of other issues.

　　过分强调问题的一个方面经常掩盖了其他方面的相关性。

　　23.Any presumption that smoking is in anyway beneficial is totally preposterous.

　　任何对抽烟不管怎样是有益的假设都是完全荒谬的。

　　24.The fallacies of many arguments are quite obvious.

　　许多论证的推论错误是相当明显的。

　　25.Arbitrarily dismissing the direct link between increasing sexual promiscuity and the rapid spread of sexually transmitted diseases would be foolhardy. An even more foolish mistake would center on denying the need for extensive sex education programs worldwide.

　　武断地无视性乱行为的增多和性传播疾病的迅速蔓延之间的直接联系是鲁莽的。一个更愚蠢的错误是否认在世界范围内开展广泛的性教育项目的必要性。

　　26.Chances are that man will eventually land on Mars.

　　人类有可能最终登陆火星。

　　27.The likelihood for peace in the Middle East remains questionable.

　　中东和平的可能性仍让人怀疑。

　　28.The necessity for nuclear nonproliferation seems clear.

　　防止核扩散的必要性似乎清清楚楚。

　　29.It is perhaps more accurate to consider the family as a blanket of security, rather than a cloak of bondage.

　　把家庭看作保护安全的毯子可能比把它看做束缚的斗篷更确切。

　　30.While generalizations are dangerous, it is quite safe to present solid evidence.

　　抽象概括是危险的，但是，提供确凿的证据是万无一失的。

　　31.It seems almost certain that China will achieve this year's economic growth targets.

　　中国将完成今年经济增长的目标似乎是毫无疑问的。

　　32.Reaching this year's growth targets is almost a certainty.

　　达到今年的增长目标几乎是必然的。

　　33.The urgency of the situation makes it necessary to reiterate the monumental problemsof population growth.

　　情况的紧迫性使我们有必要重申人口增长的重大问题。

　　34.A recent study revealed the surprising fact that many students pass examinations by relying on nothing more than rote memorization. It is horrifying to think that students graduate without a thorough understanding of the subject matter.

　　最近的一项研究显示了一个令人惊讶的事实：许多学生仅仅依靠死记硬背通过考试。想到学生对主题没有透彻地理解就毕业了是令人震惊的。

　　35.Needless to say, advertising sells products. Where would we be without it? Shelves would be empty, consumers would have few choices and products information would disappear.

　　毋庸讳言，广告推销产品。没有它，情况将会怎样?货架将空空如也，消费者的选择将减少，产品的信息将消失。

　　36. According to a recent survey, four million people die each year from diseases linked to smoking.

　　依照最近的一项调查，每年有4，000，000人死于与吸烟有关的疾病。

　　37. The latest surveys show that quite a few children have unpleasant associations with homework.

　　最近的调查显示相当多的孩子对家庭作业没什么好感。

　　38. No invention has received more praise and abuse than Internet.

　　没有一项发明像互联网一样同时受到如此多的赞扬和批评。

　　39. People seem to fail to take into account the fact that education does not end with graduation.

　　人们似乎忽视了教育不应该随着毕业而结束这一事实。

　　40. An increasing number of people are beginning to realize that education is not complete with graduation.

　　越来越多的人开始意识到教育不能随着毕业而结束。