首页
登录
职称英语
Air pollution involves the release into the atmosphere【C1】______ gases, fi
Air pollution involves the release into the atmosphere【C1】______ gases, fi
游客
2023-11-22
9
管理
问题
Air pollution involves the release into the atmosphere【C1】______ gases, finely divided solids, or finely dispersed liquid aerosols at rates that【C2】______ the capacity of the atmosphere to dissipate them or to dispose【C3】______ them through incorporation into solid or【C4】______ layers of the biosphere. Air pollution【C5】______ a variety of causes, not all of which are【C6】______ human control. Dust storms in desert areas and smoke from forest and grass fires【C7】______ to chemical and particulate pollution of the air. Forest fires that swept the state of Victoria, in Australia, in 1939 caused【C8】______ air pollution in Queensland, more than 2,000 miles (3,000 kilometres) away. Dust blown from the Sahara has been【C9】______ in West Indian islands. The discovery of 【C10】______ in Antarctica, where they have never been used, suggests the【C11】______ to which aerial transport can carry pollutants from one place to another. Probably the most important natural【C12】______ of air pollution is volcanic activity , which at times【C13】______ great amounts of ash and toxic【C14】______ into the atmosphere. The eruptions of such volcanoes as Krakatoa, in the East Indies, Mt. St. Helens, in Washington, and Katmai, in Alaska, have been 【C15】______ to 【C16】______ climatic changes.
Air pollution may affect humans directly, causing a smarting of the【C17】______ or coughing. More indirectly, the effects of air pollution are experienced at【C18】______ distances from the source, as, for example, the fallout of tetraethy lead from urban automobile【C19】______ which has been observed in the oceans and on the Greenland ice sheet. Still【C20】______ directly experienced are the possible effects of air pollution on global climates. [br] 【C10】
选项
A、pesticides
B、fossils
C、ices
D、minerals
答案
A
解析
本题是语义题,从上下文推断,文章是要表达在南极洲发现了那儿从来没用过的某种物质。从常理上判断,题目的四个选项,A pesticides“杀虫剂”,B fossils“化石”,C ices“冰”,D minerals“矿物质”,只有选项A pesticides“杀虫剂”合乎上下文的意思,所以为本题的正确答案。
转载请注明原文地址:https://tihaiku.com/zcyy/3208240.html
相关试题推荐
Thepollutionquestionaswellasseveralotherissuesisgoingtobediscussed
It’stime______aboutthenoisepollutionlateatnight.A、somethingwillbedon
Thejuveniledelinquentwasreleasedin______ofhisgoodbehavior.A、caseB、way
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
Scientistsclaimthatairpollutioncausesadeclineintheworld’saverage
Noisepollutiongenerallyreceiveslessattentionthan______airpollution.A、do
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
随机试题
Whichdopeopleinyourcountryprefer,traditionalChinesefestivalsorforeign
Youreallyhavetogetveryoldbeforey
错
物体之间机械作用的方式有哪些()。A.物体之间的间接接触发生作用 B.物体之
(2013年)企业从县级以上各级人民政府财政部门及其他部门取得的应计入收入总额
下列情形属于因系统缺陷而引发的操作风险的是()。A.洪灾损毁了某银行的大量重要账
回归分析是期货投资分析中重要的统计分析方法,而线性回归模型是回归分析的基础。线性
()属于普通家庭财产保险的特保财产。 A.室内装修物 B.化妆品
乾隆皇帝制定了( )制度,规定喇嘛教活佛转世人选。A.金瓶掣签 B.长子
被誉为“短篇小说之王”的作家是()。 A.莫泊桑B.屠格涅夫C.左拉D
最新回复
(
0
)