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 . cet6六级作文结构分析： · 科技的发展使世界处于十字路口 · 解决人口爆炸问题必须依赖科技 · 科技的进一步发展尚有许多困难 -------------------------------------------------------- cet6六级作文内容分析： 本文是一篇议论性的说明文, 全文论述了科技的发展带来了世界性的问题, 而人口爆炸则是最主要的。人口巨增使世界面临解决“ 生存问题”的难题, 因此又必须求助于科技的进一步发展, 但尚有很多困难。本文的难度相当于六级和考研水平。 ---------------------------------------------------------------- cet6六级作文万能句型： cros sroads n . 十字路口 cannot afford to hesitate in indecision 再 经不起犹豫不决了 ensur e v . 保证, 确保 dignified st anda rd of life 有尊严的生活标准 enormous host of people = big population capital n . 资本 social str uctur e 社会结构 inadequat e a . 不足的 st rategy n . 策略 better v . 改善 complex inter action s 复杂的相互影响 multitude n . 大量, 众多 bestow on = give a constant appr eciation of the complexities of wha t we ar e a ttempting 经常意识到我们所做的一切事情的复杂性 impe rative a . 迫切的, 紧迫的 confront v . 面临 本文来源：https://www.wddqw.com/doc/23fe6c8dba4ae45c3b3567ec102de2bd9705de9d.html