Withthe  41  (develop)ofindustry,airpollutionisgetti...

问题详情：

    With the   41   (develop) of industry, air pollution is getting more and more serious. In Beijing, many people suffer different kinds of illnesses because   42   air pollution. Air pollution is caused by the following   43  : about half of the problem is caused by vehicles. There are more and more cars, Buses on the roads, and they give off   44  (poison) gases. 25% of air pollution is caused by factories. Another factor is the smokers. Smoking not only does harm to their health   45  to others.   46   these, about 10% of air pollution is caused by other reasons.

    We should take some measures to fight   47   pollution. New fuel can be used to take   48   place of gas. We can plant more trees. If everybody realizes the   49  (important) of environment and does something to stop pollution, the problem will   50  (solve).

  41．               42．            43．            44．            45．       

46．               47．            48．            49．            50．           

【回答】

41．  development         42．  of      43． reasons     44． poisonous 45． But(also)

46． Besides      47． against       48．  the    49． importance       50． be solved  

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