六級優(yōu)秀范文推薦

　　The human race has experienced a consistent increase in population since the beginning of its history. Famine and disease have done little to offsetthis steady increase. Too many people are added annually to the population of the world. So both the causes of population increase and the results of having more people are worth careful study.

　　Culture evolution is the major factor responsible for population increase. Early in human development, people invented tools to hunt animals. Later they built shelters to protect themselves. Step by step, they made life easier. As a result, fewer died from natural forces, such as harsh climate and disease.

　　In the past, when population grew, there was unexplored territory to inhabit. But now, almost all the habitable land has been explored.

　　The worlds population may reach 8.7 billion in 2033. It is clear that world population is a serious issue that needs careful attention. Human beings are unique to solve problems through cultural evolution. Facing the world population explosion in the near future. We must carry out the birth control program in order to save the mankind and save the world.

【六級優(yōu)秀】相關(guān)文章：

英語六級優(yōu)秀作文05-31

四六級優(yōu)秀作文選new05-04

六級優(yōu)秀考生詞匯筆記（二）05-04

四六級05-04

英語六級難住優(yōu)秀畢業(yè)生 研究生應(yīng)聘栽六級上06-16

四六級詞匯05-04

12月英語六級作文必背優(yōu)秀范文02-27

四六級必讀文章09-07

四六級考試技巧07-06

六級作文模板04-29