四六级

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　　science and the world’s problem科学与世界难题

　　science and the world’s problem

　　in saying that the world is at a crossroad s cr eated by science and technology i know i am not the fir st . but mankind cannot afford to hesitate in indecision . t her e is only one choice for us . we must begin to move along the road to a better future for all the peoples of the wor ld and we must do this now .

　　by the end of the 20th century , the population of the world might have been doubled . in at tempting to ensur e food , clothing and a dignified standa rd of life for this enormous host of people we must use every weapon that science and technology can give u s . t her e ar e obvious difficulties for the less developed a reas in doing this — for example, lack of capital , dif ferences in social structur e and inadequate k nowledge .

　　our st ra tegy to overcome these difficulties must be total . we have to look at wor ld problems as a whole, that is , try to better our under st anding of the complex inte ractions between the multitude of development activities . we already k now the great gifts that science and technology can bestow on all nations . if we ar e made wiser by a con stant appr eciation of the complexities of what we ar e at tempting , the faste r we shall move towa rd s a solution of the really imperative problems that confront us everywhere .

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