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
2024-10-29
35
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] 【C14】
选项
A、fowls
B、funds
C、fuels
D、fumes
答案
D
解析
文章的意思是要表达火山爆发把大量烟灰和有毒的气体排放到空气中。题目四个选项中,选项D fumes意思为“有害、浓烈或难闻的气、汽或烟”为本题正确答案。选项A,B,C中的三个词都是词形相近,意义甚远,均错。
转载请注明原文地址:https://tihaiku.com/zcyy/3822812.html
相关试题推荐
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
Airpollutioninvolvesthereleaseintotheatmosphere【C1】______gases,fi
随机试题
WithwhomdidSwedishDefenseMinistersigntwodefenseagreements?[br][origi
Entertheinformationage.Informationistherawmaterialformanyoftheb
.耳源性眩晕常见于:()A.耳硬化 B.噪声性聋 C.老年性聋 D.
商业银行应建立健全同业业务授信管理政策,由()对表内外同业业务进行集中统一授信
红外热像仪可以长时间在低于零下20度的环境下工作()
社会工作者们帮助小曹所在的中学办理学籍证明材料;联系社区青少年中心,专门安排老师
关于危害国家安全罪的累犯的构成条件说法正确的是( )。 A.前后两罪都是危害
企业有下列()行为之一的,应当对相关资产进行评估。A:整体或部分改建为有限责任
某塑料制品企业一种原材料的年需求量为120000吨,单价为1万元/吨,单次订货费
男,60岁。上腹部饱胀不适1年,无反酸、嗳气、呕吐,无腹痛、腹泻。查体:T36.
最新回复
(
0
)