题目：
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.
答案：
小题1:development
小题2:and
小题3:of
小题4:reasons
小题5:of
小题6:Smoking
小题7:against
小题8:be used
小题9:If
小题10:the
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
