As a result, the population of the world is increasing, causing tots of problems. Second, because of the development of industry, tots of the wastes from factories pour into the air and rivers, causing pollution of att kinds. Third, some terrorists are using science and technology against mankind. They use biological, chemical and unclear weapons to threaten world peace...
So its urgent that we find ways to solve these problems. But we should not stop the development of science and technology because of these disasters they bring, just as we should not give up eating for fear of choking. In addition, we should make some rules to regulate our actions. As long as we use science and technology in a proper way, they may bring us even more benefits.
冠词与形容词+名词结构
连接代词的用法归纳
a 和 an 的区别
定冠词的考点性用法
不定冠词的四个基本用法
不定代词用法归纳
相互代词的用法归纳
定冠词的用法
英语代词用法详解·指示代词
“a whole+ n.”与“the whole+n.”有何区别
a与an的区别|易错说明
反身代词用法归纳
不定冠词与 one 有哪些区别
bed, church, court, hospital, prison, school, college, university前冠词的省与留
英语代词考题专练(附详解)
英语冠词的三种特殊位置
英语语法-限定词配套练习及答案
town何时可以省略冠词
选用关系代词的小技巧
有无冠词,意思有别
用冠词,表示具体实体;不用冠词,表示相关活动
英语代词用法详解·相互代词
英语语法-数词配套练习及答案
英语代词用法详解·不定代词
英语代词用法详解·疑问代词
物质名词和抽象名词前何时用或不用冠词
物主代词用法归纳
英语代词的用法全归纳
work和office前冠词的使用说明
英语替代词的使用技巧
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