首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
People who live in heavily industrialized areas do not get as much sunlight as they should. Dust【C1】______over a city at altitud
People who live in heavily industrialized areas do not get as much sunlight as they should. Dust【C1】______over a city at altitud
admin
2020-02-21
16
问题
People who live in heavily industrialized areas do not get as much sunlight as they should. Dust【C1】______over a city at altitudes (海拔) of between 4,000 and 8,000 feet cuts out between 20 and 50 percent of the sunlight and up to 90 percent of the ultraviolet light (紫外线). But dust is not the only thing to【C2】______about. When fuels are burned, whether in a factory, or in a home, or in the engine of a car, CO
2
is given off. CO
2
in the atmosphere acts as a kind of【C3】______around the earth, keeping warms in and so slowly raising the【C4】______of the earth. This could really change the climate all over the world.
Everybody wants to have a car.【C5】______, while they are giving us so much pleasure, cars are also poisoning us. The amount of dangerous substances sent out by a car is quite【C6】______. Did you know, for example, that a hundred cars produce on【C7】______a third of a ton of CO, as well as many other【C8】______substances every day?
Now, more and more people are realizing the importance of clean air. Schools are now teaching about the pollution problems. Scientists and engineers are trying to【C9】______new engines for cars. But what about the millions of cars already in use? Must they all be thrown away? It might be very【C10】______to change them so that they, too, are pollutiorvfree.
A. forge B. screen C. expensive D. floating
E. unfortunately F. average G. poisonous H. develop
I. temperature J. surprising K. overtaking L. essential
M. regulation N. generously O. worry
【C6】
选项
答案
J
解析
此处应为形容词。该段最后一句的例子是为了举例说明本题空白处所在的句子的,由该例子可以看出,作者想表明汽车排放的危险物质的数量非常惊人,由此可以推断,本题答案为surprising。
转载请注明原文地址:https://kaotiyun.com/show/7wp7777K
0
大学英语四级
相关试题推荐
ThingsYouCan’tSayinCanadaA)Attackingoursacredcows(thingsorpeoplethatcannotbecriticized)mayturnyouintoo
ThingsYouCan’tSayinCanadaA)Attackingoursacredcows(thingsorpeoplethatcannotbecriticized)mayturnyouintoo
ArtificialIntelligence(AI)A)Weoftendon’tnoticeit,butartificialintelligence(AI)isallaroundus.Itispresentinco
InastepthatshouldhelpmaketheInternetsaferforconsumers,anti-virusgiantSymanteconWednesdaywillintroduceaprotec
A、Consumersgiveupmotorcycles.B、Somepoliticianssuggestcuttingdownpricesofgasoline.C、Oilcompaniesarenotsatisfiedw
A、Tojoinassociationofmuseums.B、Tocollectmoneyfromarchitects.C、Tochoosedonors.D、Tobuildanewmuseum.D新闻中提到,Smiths
HowsciencegoeswrongScientificresearchhaschangedtheworld.Nowitneedstochangeitself.[A]Asimpleideaunderlies
A、Atthebeginningofthe17thcentury.B、Attheendofthe20thcentury.C、Attheendofthe17thcentury.D、Atthebeginningo
Theoceanisheatingup.That’stheconclusionofanewstudythatfindsthatEarth’soceansnow【C1】______heatattwicetherat
随机试题
可抑制婴幼儿骨骼发育的药物是
王九思的杂剧作品是()
当前中国社会流动的特点是什么?
格拉斯哥昏迷计分法(GCS)的计分依据是()
女性,58岁。右乳房外上方肿物1个月余来诊。检查:右乳外上象限有一肿物,约4cm,质地硬,表面不光滑,活动度小,界限不清,右腋窝触及3个孤立的淋巴肿块,质硬。初步考虑是
关于燃气管道利用道路桥梁跨越河流的要求,正确的有()。
资料:(1)A公司2021年的资产负债表和利润表如下所示:(2)A公司2020年的相关指标如下表。表中各项指标是根据当年资产负债表中有关项目的期末数与利润表中有关项目的当期数计算的。(3)计算财务
结合上述材料说明历史唯物论关于自然环境是社会存在和发展的必要条件的原理。结合(1)(2)说明我国在现代化建设中必须实施什么样的战略。
把用高级程序设计语言编写的源程序翻译成目标程序(.OBJ)的程序称为______。
Whatdotouristscomplain(抱怨)most?WhatdowelearnaboutpopmusicinBritainandtheUSthroughthispassage?
最新回复
(
0
)