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
52
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] 【C11】
选项
A、degree
B、distance
C、extent
D、width
答案
C
解析
本题是常见的一种搭配,即the extent + to + which引导的定语从句。to the extent表示“达到…的范围或程度”。本句表达的就是“空气传播把污染物从一个地方带到另外一个地方的程度”。所以选项C为正确答案。
转载请注明原文地址:https://tihaiku.com/zcyy/3208241.html
相关试题推荐
Theatmosphereisasmuchapartoftheearthas______itssoilandthewaterof
It’stime______aboutthenoisepollutionlateatnight.A、somethingwillbedon
Thejuveniledelinquentwasreleasedin______ofhisgoodbehavior.A、caseB、way
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
Justasthesoilispartoftheearth,______theatmosphere.A、asitisB、thesa
Scientistsclaimthatairpollutioncausesadeclineintheworld’saverage
Scientistsclaimthatairpollutioncausesadeclineintheworld’saverage
Noisepollutiongenerallyreceiveslessattentionthan______airpollution.A、do
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
随机试题
Sincethedawnofhumaningenuity.peoplehavedevisedevermorecunningtoo
OurplanetEarthis4,600millionyearsold.Ifwereduce【M1】______thi
One’suniversitydaysoftenappearhappierin_____thantheyactuallywereatt
[originaltext]W:IthoughtIwasspeakingEnglishfairlywell,butpeoplekeep
TheInternetappealstoshoppersinthat[originaltext](11)Theeaseofshop
[originaltext]W:Lookatthatbigfieldofcorn.Andthere’safarmwithsomeb
Educationofexceptionalchildrenmeansprovisionofspecialeducationalserv
某农场有36台收割机,要收割完所有的麦子需要14天时间。现收割了7天后增加4台收
已经获得的知识、动作技能、情感和态度等对新的学习的影响称为学习的()。 A.
在邮政服务质量指标体系中,从企业内部运营管理角度进行评价的指标包括通信质量指标和
最新回复
(
0
)