cet6六级级作文范文：the expanding population and the birth control生育控制和人口增长

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 .

cet6六级作文结构分析：

· 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

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cet6六级作文内容分析：

本文是一篇说明文, 文中第一段即点明主题: 生育控制和人口增长。第二段分析了原因以及人口增长带来的问题。第三段以一些数据说明世界人口增长的趋向。

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cet6六级作文万能句型：

a growing awareness 越来越意识到

live birth s 成活

keep pace with 赶上

sta rve v . 饥饿

malnut rition n . 营养不良

complicate v . 使复杂

say v . 比如说

underdeveloped ar eas 不发达地区

at the rate of 以⋯⋯的比率

striking regional differences 很大的地域差别

trend n . 倾向