知识问答
最佳答案：Because of more and more __serious____ air pollution,human beings should __pay__
最佳答案：Especially in recent years,with the effort of Chongqingers the environment of Ch
最佳答案：Nowadays,scientists have put foward that people should pay more attention to the
最佳答案：1.There should be more bicycle lanes for us.2.There is too much air pollution ge
最佳答案：1.待在家里通过电脑学习study at home on the computer 2.在100年内in one hundred year 3.在人们家里in
最佳答案：The advantages of plastic bags are convenient,easy to carry,cheap and can be thr
最佳答案：Nevertheless,the source of the air pollutants that lead to haze is still a fan,（
最佳答案：不要吧垃圾仍到楼下,那样会污染环境的,尤其是奥运会要来了,我 们更应该保护环境.Don't throw the trash down the stairs,si
最佳答案：Indoor environment pollution sources are various and complicated widely, influen
最佳答案：1 Lives impoverished, the house is worn-out2 Pollutes seriously, trash everywher
最佳答案：I found that the school has the phenomenon of random graffiti and littering.Whic
最佳答案：The world is always more important than making money... If humans continue to ro
最佳答案：1 The war destroys the environment at the same time and bring us more pollution
最佳答案：We believe that health is the greatest wealth,it is a trend,a trend that health
最佳答案：The environment pollution is very serious,that,every year ,the tourists throw th
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