26 … have(has) been drawn to the attention of 成为公众关注的焦点

　　The seriousness of contamination has been drawn to the attention of international organizations.

　　27 ….. is of great importance/significance/value/use 替换

　　important/significant/valuable/useful很好的方式

　　Fresh water is of great importance to keep alive.

　　28 one of the most fascinating and disturbing problems …让人爱恨交织的问题之一是

　　one of the most fascinating and disturbing problems

　　29 seems to be getting worse 似乎越来越严重

　　Situation seems to be getting worse

　　30 a quick look at the facts shows a different picture 快速地了解事实会让我们有另一番感受

　　a quick look at the facts shows a different picture that planes do save our time

【责任编辑：青枫】