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
Air pollution is one of the most pervasive environmental problems because atmospheric currents can carry contaminated air to eve
Air pollution is one of the most pervasive environmental problems because atmospheric currents can carry contaminated air to eve
admin
2010-02-26
53
问题
Air pollution is one of the most pervasive environmental problems because
atmospheric currents can carry contaminated air to every part of the globe.
Most air pollution comes from automobile emissions and from power plants
what burn coal and oil to produce energy for industrial and consumer use. 【S1】______.
Carbon dioxide and other harmful gases releasing into the air from these sources 【S2】______.
adversely effect weather patterns and the health of people, animals and plants. 【S3】______.
Industrialized nations produce most of the world’s air pollution. For
example, because the United States is home to just 5 percent of the world’s 【S4】______.
population, the country generates 22 percent of human-made carbon dioxide
emissions or 19 percent of all greenhouse gases such as carbon dioxide and 【S5】______.
methane. These emissions harm the environment by leading acid rain and 【S6】______.
global warming, and by depleting(使衰竭) the protective ozone layer which
surround the earth. 【S7】______.
Acid rain, a serious threat around the world, occurs when sulfur dioxide
and nitrogen oxide emissions from automobiles and fossil-fuel burning power
plants to fall back to Earth as acidic precipitation. Acid rain has contaminated 【S8】______.
many lakes in Canada and the northeast United States and has been documented
even in the non-industrial state of Hawaii. In the United Kingdom, 57
percent of all trees are severely defoliated(使落叶) owe to corrosive fallout, and 【S9】______.
production of food crops has been declined in many parts of the world. Acid 【S10】______
rain has eroded the surfaces of great art and architectural treasures, including
the ancient sculptures of Rome and the Sphinx in Egypt.
【S8】
选项
答案
plants to fail→plants fall
解析
从上下文看,本句讲酸雨的发生,从汽车和电厂排放出来的二氧化硫和氧化氮落到地面上时就会形成酸雨, when 后面的时间状语从句中主语是sulfur dioxide and nitrogen oxide emissions,谓语是fall back to,因此fall 前面不需要加to。
转载请注明原文地址:https://kaotiyun.com/show/qedK777K
0
大学英语六级
相关试题推荐
Technically,anysubstanceotherthanfoodthataltersourbodilyormen-talfunctioningisadrug.Manypeoplemistakenbeliev
A、Thestreetsign.B、Tilepedestrian.C、Thewall.D、Thepoleintheroad.BWhatdoesthewomanalmosthitintheroad?
BillGatesbelievesthattheAmericanhighschoolsare"obsolete"in______.Accordingtotheauthor,thechallengeonAmerican
Aboutthisnovel,whichofthefollowingstatementisNOTtrue?Accordingtothepassage,whichofthefollowingstatementist
CertainphrasesonecommonlyhearsamongAmericanscapturetheirdevotiontoindividualism:"Doyourownthing.""Ididitmywa
AsanMBAstudent,Heardknowssomethingabouthissonmainlyvia______.Beforetheirsonwasborn,thespousecouldseeeach
Beforetheyareactuallysentupinaspacecraft,____________(宇航员需经受各种各样的测试).
ThefiveU.S.navyplaneswhichdisappearedintheBermudaTrianglein1945mighthavebeenfoundifanotherplanehadbeensent
Anxietyisanormalresponsetophysicaldanger,soitisveryusefulandverypopularamongpeople.Thecorrelationbetweenan
__________;anotheris.sugar.(制作糕饼时需要的一种原料是面).
随机试题
上腔静脉注入心脏的部位是()
肝性脑病患者的饮食治疗不恰当的是
女性患者,26岁,叩诊心界向左下移位,心尖区可闻及收缩期柔和、吹风样、时限短、局限的杂音,该患者的诊断不可能是
“竹节状脊柱”最常见于
《中华人民共和国动物防疫法》规定,县级以上人民政府应当采取有效措施,加强_______队伍建设()。
返还的不当利益可以包括()。
某吹填工程,吹填区面积3.1km、吹填工程量2600万m3,采用装有钢桩与三缆定位设备的大型绞吸挖泥船直接吹填的施工方式,取土区土质自上而下分别为淤泥、可塑黏土、松散砂。施工期间施工参数见表1。问题:本工程挖泥船采用锚艇抛锚的三缆横挖法施工,简述
假定不允许卖空,当两个证券完全正相关时,这两种证券在均值-标准差坐标系中的结合线为()。
有人说:“矛盾是事物发展的源泉和动力。”你怎样看待这一观点?
Cruisingmaynotbeeveryone’sideaofentertainmentyetitwouldhardlybethesamewithoutitstraditionalBritishteatime.Th
最新回复
(
0
)