阅读下面短文，根据上下文填入适当的词语，或使用括号中的词语的适当形式填空，并将答案填写在答题卡上标号为31-40的相应位置。With the 【小题1】 (develop) of

阅读下面短文，根据上下文填入适当的词语，或使用括号中的词语的适当形式填空，并将答案填写在答题卡上标号为31-40的相应位置。
With the 【小题1】 (develop) of industry, air pollution is getting more 【小题2】 more serious. In Beijing, many people suffer different kinds of illnesses because
【小题3】 air pollution.
Air pollution is caused by the following 【小题4】 [ reason]: about half 【小题5】 the problem is caused by vehicles. There are more and more cars, buses on the roads, and they give off poisonous gases. 25% of air pollution is caused by factories. Another factor is the smokers.
【小题6】 [Smoke] not only does harm to their health but also to others. Besides these, about 10%of air pollution is caused by other reasons.
We should take some measures to fight 【小题7】 pollution. New fuel[燃料] can
【小题8】 [use] to replace[代替] gas. We can plant more trees. 【小题9】 everybody realizes the importance of environment and does something to stop pollution, 【小题10】 problem will be solved.development

(答案→)development 解析：【小题1】with the development of随着…的发展【小题2】more and more serious越来越严重【小题3】because of因为【小题4】后面列出了几个原因，所以是复数reasons【小题5】half of the problem一半的问题【小题6】Smoking是动名词做主语【小题7】fight against和…做斗争【小题8】be used to do被用来做…【小题9】If引导时间状语从句【小题10】考查冠词：用the，特指上面的问题

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