54. Reversing undesirable social trends will be far from an easy task and will require a dramatic change in attitudes . A keen awareness of right from wrong is essential for determining appropriate social behavior .

　　扭轉(zhuǎn)不好的社會趨勢遠(yuǎn)非一件易事，看法需要有巨大的變化。對正誤的深刻認(rèn)識是判定得體的社會行為所必需的。

　　55. We owe a debt of gratitude to the many individuals who dedicated their lives to making the world a better place . However , we must not rest on their accomplishments , but must instead work assiduously to record even greater achievements .

　　我們應(yīng)該感謝許多為把世界變得更美好而奉獻(xiàn)一生的人。然而，我們不能依靠他們的成績，而必須努力工作，取得更輝煌的成就。

　　56. The two major challenges facing China today center on maintaining sustained economic growth and feeding its growing population of over 1.2 billion people with only seven percent of the world's cultivable land . Despite the monumental difficulties involved , Chinese people will undoubtedly exhibit their indefatigable resilience and achieve great success in both regards .

　　現(xiàn)在，中國面臨的兩大挑戰(zhàn)是保持持續(xù)的經(jīng)濟(jì)增長和靠世界上僅僅百分之七的可耕地養(yǎng)活仍在增長的12億人口。盡管遇到的困難很大，中國人無疑會表現(xiàn)出不知疲倦的活力，在兩方面都取得巨大成功。

　　57. We do , in fact , have a long way to go to reach our final goal , but achieving some remains well within the realm of possibility .

　　事實上，我們達(dá)到最終的目標(biāo)還有很長的路要走，但是，取得一些成績還是可能做到的。

　　58. The time is right for us to take full advantage of ample existing opportunities .

　　這正是我們充分利用大量現(xiàn)有機(jī)會的時候。

　　59. While it remains to be seen whether or not environmental deterioration can be controlled , the current prospects are far from encouraging . People around the world must act immediately to prevent the situation from deteriorating even further .

　　環(huán)境惡化是否能得到控制這個問題仍然沒有答案，但目前的前景一點兒也不樂觀。全世界的人必須立即行動，防止情況進(jìn)一步惡化。

　　60. The methodology suggested may not guarantee ultimate success , but the eventual pay-off could well be worth the effort . Achieving even partial success will benefit mankind and contribute to creating a better world .

　　提出的方法不一定保證最終的成功，但最后的結(jié)果非常值得付出努力。即使只獲得部分成功也會使人類受益，

　　有利于創(chuàng)造一個更美好的世界。

　　61. Admittedly , ensuring sustainable development will require a certain level of sacrifice and arduous efforts on the part of all people . Nonetheless , the accrued returns will both strengthen the nation and ensure a better life for all Chinese citizens .

　　誠然，確保持續(xù)的發(fā)展需要人們做出一定程度的犧牲和辛勤努力。但是，積累的成果不僅能使國家更強(qiáng)大，而且能保證中國公民過上更美好的生活。

　　62. The rapid emergence of homes for senior citizens represents a sharp divergence from the traditional Chinese practice of maintaining the nuclear family at all costs .

　　老人療養(yǎng)院的迅速出現(xiàn)體現(xiàn)了與中國傳統(tǒng)的不惜一切代價維持核心家庭的做法的顯著分歧。

　　63. Participating in interactive experiences beneficial to all is something that no one should miss . The valuable lessons learned therefrom should not be arbitrarily dismissed , but should instead be treasured .

　　參加對所有人都有益的互動式體驗是任何一個人都不應(yīng)該錯過的。從中獲得的寶貴經(jīng)驗不應(yīng)該任意拋棄，而應(yīng)該倍加珍惜。

　　64. Abortion advocates may be correct in their assertion that the practice is a necessary tool of population control , but they seem to neglect the preciousness of human life in its earliest stages .

　　人工流產(chǎn)的提倡者認(rèn)為它是控制人口的一種必要手段。他們也許是對的，但他們可能忽略了人的生命在最初階段的寶貴。

　　65. Some people assert that nothing is impossible . Such people should get a grip on reality and understand it's impossible to create another Universe . In more down-to-earth terms , it's impossible to know with any certainty whether you will live or die tomorrow .

　　一些人斷言沒有什么事是不可能的。這些人應(yīng)該把握現(xiàn)實，知道再造一個宇宙是不可能的。更現(xiàn)實的說法是不可能明確知道明天你會活著還是會死。

　　66. Two major factors contributed to devastating summer flooding along the Yangtze River and its tributaries . First , erosion resulting from excessive deforestation in the upper reaches of the river and , second ,heavy silting which raised the riverbed in the main channel .

　　兩個主要因素導(dǎo)致了夏季長江及其支流的特大洪水。第一，過度砍伐引起的河流上游的侵蝕，第二，嚴(yán)重的泥沙淤積抬高了主干道的河床。

　　67. Greed and a total lack of social consciousness have been cited as major reasons for the dramatic rise corruption .

　　人們認(rèn)為貪婪和社會意識的徹底缺乏是造成腐敗急劇增加的主要原因。

　　68. There are several reasons for the marked increase in China's crime rate—the dramatic influx of itinerant workers in urban areas ; declining social values ; and widening disparities between the haves and have-nots .

　　中國的犯罪率顯著升高有很多原因——城區(qū)大量流動工人的涌入;社會價值的貶低以及貧富之間日益擴(kuò)大的差距。

　　69. Why are an increasing number of elderly Chinese parents living apart from their children ? One reason is the increasing upward mobility of the younger generation . Another is expanding social opportunities for the elderly . Perhaps the main reason , however , centers on dramatic changes in traditional concepts .

　　為什么越來越多的中國老人不和他們的孩子住在一起?原因之一是年輕一代的上進(jìn)心增強(qiáng)了。另一個原因是社會上老人的機(jī)會增加了。然而，主要的原因可能是傳統(tǒng)觀念發(fā)生了巨大變化。

　　70. What has sparked the increasing interest in exercise ? For one thing , people have gained a greater awareness of the need for physical fitness . For another , the constantly improving standard of living enables Chinese people to patronize the increasing number of recreational venues . The main thing perhaps centers on the healthcare and psychological benefits exercise provides .

　　什么引發(fā)了人們對鍛煉越來越濃的興趣?一方面，人們更加清楚地意識到保持身體健康的必要性。另一方面，不斷提高的生活水平使中國人能夠支付增加的娛樂支出。最主要的可能在于鍛煉帶來的保健和心理上的好處。