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
39
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] 【C9】
选项
A、detected
B、detached
C、detained
D、derived
答案
A
解析
本题是语义题,从上下文可以判断,文章是要表达撒哈拉沙漠吹来的沙尘在西印度群岛被发现了。A选项的detected表示“发现”,为正确答案。选项B,C,D的三个词和detect的词形相近,但是语义不同。Detach表示“分开,分离”,detain表示“留住”,derive表示“得自起源”。
转载请注明原文地址:https://tihaiku.com/zcyy/3208239.html
相关试题推荐
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
ScientistshavelongbelievedonewaytostoptheEarth’satmospherefromwa
Justasthesoilispartoftheearth,______theatmosphere.A、asitisB、thesa
Scientistsclaimthatairpollutioncausesadeclineintheworld’saverage
Scientistsclaimthatairpollutioncausesadeclineintheworld’saverage
Justasthesoilisapartoftheearth,______theatmosphere,A、asitisB、soi
Noisepollutiongenerallyreceiveslessattentionthan______airpollution.A、do
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
随机试题
Publicimagereferstohowacompanyisviewedbyitscustomers,suppliers,
Notuntilitwascompletelydark______working.A、hadtheystoppedB、theystopped
A—profitmarginB—trademarkC—seaworthyexportpacking
WhenSakenaYacoobiwasachildinHerat,Afghanistan,shesawmanywomensu
进行爱国主义教育是运动训练过程中思想政治教育的方法之一()
在工程总概算中,应明确工程中有关职业健康安全和环境保护的措施费用包括()。A
患者,男,38岁。左颧面部疔疮,根深坚硬,形如钉丁状,红肿灼痛,伴发热、恶寒、头
下列各项中,不符合内部牵制的要求的是()。A、出纳人员管票据 B、出纳人员
我们在选购商品的时候,一般主要考虑两个方面的因素:价格因素和非价格因素。其中()
以下关于城市规划行政处罚的表述错误的是( )。A.行政处罚是以对违法行为人的惩
最新回复
(
0
)