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.

　　中國需要重新檢查政治和社會現代化帶來的結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際上可能完全不會帶來好處。

　　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.

　　我們必須注意有關計算機千年蟲可能帶來的災難性結果的警告，并且相應地優(yōu)先考慮尋找有效的解決辦法以確保順利過渡到新世紀。

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

　　我們早該杜絕殺嬰這種應遭譴責的做法。

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

　　毫無疑問，必須立即采取行動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。我們不應該堅持對環(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.

　　我們必須避免過分放縱和鋪張浪費。相反，我們應該繼續(xù)發(fā)揚節(jié)儉的優(yōu)點以守護我們新獲得的繁榮。

　　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.

　　徹底改變對不可再生資源的非理性濫用是絕對有必要的。例如，必須開發(fā)節(jié)能的機動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.

　　獲得成功說起來比做起來容易，然而堅持不懈確實會有好結果。成功人士的比較重要的特征之一是自信，第二是渴望，還有一個是決心。

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

　　認識到問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，沒有一個解釋能完全處理問題，這件事情必須放在更廣闊的背景中考慮。