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
All over the world, forests are safeguarding the health of the planet itself. They do this【C1】______protecting the soil, providi
All over the world, forests are safeguarding the health of the planet itself. They do this【C1】______protecting the soil, providi
admin
2011-03-01
18
问题
All over the world, forests are safeguarding the health of the planet itself. They do this【C1】______protecting the soil, providing water and【C2】______the climate. Trees【C3】______soil to mountainsides. Hills【C4】______the trees have been felled lose 500 times as【C5】______soil a year as those with trees.
Trees catch and【C6】______rainwater. Their leaves break the impact【C7】______the rains, robbing them of【C8】______destructive power. The roots of trees allow the water to go into the soil,【C9】______gradually releases it to flow down rivers and refill ground-water reserves. Where there are no【C10】______, the rains run in sheets of water off the land,【C11】______the soil with there Land【C12】______with trees and other plants【C13】______20 times more rainwater than【C14】______earth. As they grow, trees absorb carbon dioxide, the main【C15】______of the "greenhouse effect", which【C16】______irreversibly to change the world’s climate. Together, the world’s trees, plants and soils contain three times as much carbon as【C17】______is in the atmosphere.
The world’s forests【C18】______the vast majority of its animal and plant species. The tropical rainforests【C19】______have well over half of them,【C20】______they cover only about 6% of the Earth’s land surface.
【C9】
选项
A、that
B、it
C、what
D、which
答案
D
解析
考查关系词。由上下文与句意可知,填入的词应当指代前面一句话的意思,而且由于用于逗号后,所以应用which,表示的是一种补充说明。
转载请注明原文地址:https://jikaoti.com/ti/9mdsFFFM
本试题收录于:
公共英语三级笔试题库公共英语(PETS)分类
0
公共英语三级笔试
公共英语(PETS)
相关试题推荐
Whatdoesthewomanimply?
Lookatthepicturesbelowandwriteanessayofabout120wordsmakingreferencetothefollowingtwopoints:1.adescrip
Aspointedoutatthebeginningofthepassage,peopleusedtothinkthatairpollution______.Thispassageisprimarilyabout
Wherearethesetwospeakersfromrespectively?
Inparagraph1,whenthewriterrecallssomethingsthathappenedbetweenhimandhisfriends,______.Ifyoufollowedtheadvi
Whatarethetwospeakerstalkingabout?
LeeBeaty:Your"HealthForLife"articlesgiveexcellentadviceonsimplelifestylechangestoimprovehealth.Wheneverposs
Whydidthemangiveupstudyingphysics?
Whydidthemangiveupstudyingphysics?
Inflationisaneconomicconditionin【C1】______pricesforconsumergoods【C2】______,andthe【C3】______ofmoneyorpurchasingpowe
随机试题
下列关于破产费用与共益债务清偿的表述中,符合企业破产法规定的有()。
蒋某和王某1960年共同创作完成了小说《西山风云》,蒋某于1998年6月2日病故,王某于2002年11月7日去世。在我国,《西山风云》著作权保护的终止期限是()。
采用厌氧法治理废水,属于()。
人们在社会政治生活方面所持的基本理念和对于理想的社会制度的向往和追求是
以下有关治疗阿片类中毒的叙述中,不正确的是
下列哪种药不可再用于肺结核的复治
肾结核的血尿表现为
现有甲、乙、丙三个独立方案,且三个方案的结构类型相同。三种方案投资额和净现值如下表所示(单位:万元),由于资金限制额为750万元,则最佳组合方案为()。
x/4=-6.Solveforx.
Thegreenhouseeffectcausestroublebyraisingthetemperatureoftheplanet.The【C1】______riseisnotverymuch,buttheEarth
最新回复
(
0
)