41.China needs to reexamine the results of political and social modernization in order to ascertain the benefits and indeed the detrimental aspects from a new perspective. Otherwise, various perceived accomplishments might in fact prove to be far from beneficial.

　　中國(guó)需要重新檢查政治和社會(huì)現(xiàn)代化帶來(lái)的結(jié)果以便從新的角度明確它們的好處，甚至是有害的方面。否則，許多我們以為取得的成就實(shí)際上可能完全不會(huì)帶來(lái)好處。

　　42.It is essential to heed warnings of potentially catastrophic consequences associated with the Year 2000 computer bug and, in turn, to attach top priority to finding effective solutions to ensure a smooth transition into the new century.

　　我們必須注意有關(guān)計(jì)算機(jī)千年蟲可能帶來(lái)的災(zāi)難性結(jié)果的警告，并且相應(yīng)地優(yōu)先考慮尋找有效的解決辦法以確保順利過(guò)渡到新世紀(jì)。

　　43.It is high time we put an end to the deplorable practice of infanticide.

　　我們?cè)缭摱沤^殺嬰這種應(yīng)遭譴責(zé)的做法。

　　44.There is little doubt that immediate action is required to eliminate the scourge of corruption once and forever.

　　毫無(wú)疑問(wèn)，必須立即采取行動(dòng)徹底消除腐敗的禍害。

　　45.In short, we must work diligently to make the world a better place for coming generations. We must not persist in pursuits harmful to the environment.

　　簡(jiǎn)而言之，我們必須勤奮工作，為了下一代把世界變成更美好的地方。我們不應(yīng)該堅(jiān)持對(duì)環(huán)境有害的追求。

　　46.We must avoid overindulgence and conspicuous consumption. We must instead continue to recognize the benefits of thrift in order to protect our newfound prosperity.

　　我們必須避免過(guò)分放縱和鋪張浪費(fèi)。相反，我們應(yīng)該繼續(xù)發(fā)揚(yáng)節(jié)儉的優(yōu)點(diǎn)以守護(hù)我們新獲得的繁榮。

　　47.It is absolutely essential to reverse the irrational misuse of nonrenewable resources. For example, fuel-efficient motor vehicles must be developed to reduce oil consumption and alternative energy sources must be found to replace coal.

　　徹底改變對(duì)不可再生資源的非理性濫用是絕對(duì)有必要的。例如，必須開發(fā)節(jié)能的機(jī)動(dòng)車減少汽油的消耗量，并且必須找到可替代能源取代煤。

　　48.While achieving success is easier said than done, persistence does in fact pay off. One of the most important traits of a successful person is self-confidence, another is desire, and still another is determination.

　　獲得成功說(shuō)起來(lái)比做起來(lái)容易，然而堅(jiān)持不懈確實(shí)會(huì)有好結(jié)果。成功人士的比較重要的特征之一是自信，第二是渴望，還有一個(gè)是決心。

　　49.Recognizing a problem is the first step in finding a solution.

　　認(rèn)識(shí)到問(wèn)題是找到解決辦法的第一步。

　　50.Many of the explanations offered thus far are at least to a certain extent valid, but none fully address the problem and the issue must be examined in a wider context.

　　目前提供的許多解釋至少在一定程度上是正確的，但是，沒有一個(gè)解釋能完全處理問(wèn)題，這件事情必須放在更廣闊的背景中考慮。