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　　cet6六級級作文范文：the expanding population and the birth control生育控制和人口增長

　　the expanding population and the birth control

　　the need for birth cont rol methods has developed fairly recently , with the desire among many women to be able to decide when they want to have a baby . at the same time ther e is a growing awa renes s of the problem of a rapidly incr easing world population .

　　this problem of a rising world population is la rgely the result of improved medical skills , which have lowered the death rat e and , at the same time, raised the bir th rate by increasing live birth s and the number of babies who s urvive early childhood . there is a growing r ealization that food production cannot keep pace with these incr eases , the r esult of which is that in some count ries people are already starving to death while many million s more suffer f rom malnut rition . t his problem is fur the r complicated by the fact that in places like america and europe we obtain by t rade and con sume far mor e food and resources like oil than , say , the average indian , thus leaving even less for the people in the underdeveloped a reas to survive on .

　　world population is rising at a rat e of two pe r cent a yea r ; this means an addition of 70 million people a year to the present popula tion of more than 3 , 500 million . t he rearest riking regional differences in the population growth t rends .

　　the fastest growing region is latin america which includes south and cent ral america and the caribbean , while af rica and asia closely follow latin america . however , the la rgest absolute addition to the world population is in asia which at present contain s about thr ee-fif ths of the people of the world .

　　cet6六級作文結(jié)構(gòu)分析：

　　· thematic paragraph

　　* women want to decide when to have a baby

　　* growing awar enes s of increasing population

　　·analysis

　　* improved medical skills

　　* inadequate food s upply , e .g .

　　· tendency

　　* latin america — fast est growing region

　　* asia — most pop ulated

　　-----------------------------------------------------

　　cet6六級作文內(nèi)容分析：

　　本文是一篇說明文, 文中第一段即點明主題: 生育控制和人口增長。第二段分析了原因以及人口增長帶來的問題。第三段以一些數(shù)據(jù)說明世界人口增長的趨向。

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　　cet6六級作文萬能句型：

　　a growing awareness 越來越意識到

　　live birth s 成活

　　keep pace with 趕上

　　sta rve v . 饑餓

　　malnut rition n . 營養(yǎng)不良

　　complicate v . 使復雜

　　say v . 比如說

　　underdeveloped ar eas 不發(fā)達地區(qū)

　　at the rate of 以⋯⋯的比率

　　striking regional differences 很大的地域差別

　　trend n . 傾向

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