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
知识点:语法填空
题型:阅读填空
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问题详情:下列与实验相关的叙述正确的是 A.稀释浓硫*时,应将蒸馏水沿烧杯内壁缓慢地注入浓硫*中B.配制溶液时,若加水超过容量瓶刻度,应用胶头滴管将多余溶液吸出C.配制1mol·L-1300mLNaCl溶液可以选择一个50mL的容量瓶和一个250mL的容量瓶D.可以用右图装置进行*气的...
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设复数(是虚数单位),则复数的虚部为( )A. B. C. ...
问题详情:设复数(是虚数单位),则复数的虚部为( )A. B. C. D.【回答】B知识点:数系的扩充与复数的引入题型:选择题...
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(1)观察下图,请将下列国家的英文字母代号填入答题卡图中对应的方框内。早期殖*家:A.葡萄牙 B.英国(2)...
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一个质量为4kg的物体静止在足够大的光滑水平地面上.从t=0开始,物体受到一个大小和方向周期*变化的水平力F作...
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