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
专升本
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
2017-07-18
57
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.【C10】______there are no trees, the rains run in sheets of water off the land,【C11】______the soil with them. 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【C17】______much carbon as there is in the atmosphere.
The world’ s forests contain the vast majority of【C18】______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.
【C17】
选项
A、as
B、more
C、that
D、so
答案
A
解析
转载请注明原文地址:https://kaotiyun.com/show/Q8iC777K
本试题收录于:
英语题库成考专升本分类
0
英语
成考专升本
相关试题推荐
AirportbaggagescreenersintheUSA,displayingseizedchainsaws,machetesandknives,【21】travelerstochecktheirluggagefor
Mostchildrenwithhealthyappetitesarereadytoeatalmostanythingthatisofferedthemandachildrarelydislikesfood【36】i
Youreallyhavetogetveryoldbeforeyourealizeyou’reold.I’minmymiddlefiftiesandIdon’tfeel【21】yet.However,someti
Youreallyhavetogetveryoldbeforeyourealizeyou’reold.I’minmymiddlefiftiesandIdon’tfeel【21】yet.However,someti
Youreallyhavetogetveryoldbeforeyourealizeyou’reold.I’minmymiddlefiftiesandIdon’tfeel【21】yet.However,someti
Nine-year-oldLouisPasteurrushedintothelittlehouse,hisfacewhite."Mother!"hecried,"Amaddoghasbittenmyfrien
Ienjoywatchingsomeofthetelevisionprogramson______affairs.
Nearlyeveryoneenjoyschicken,andthemostfamousnameinchickenisKentuckyFriedChicken.Mr.Sanders,themanwhostarted
Supposeyouhaveabrickandaspongewhichareexactlythesamesize.Thebrickandthespongewilloccupythesameamountofs
Banksarenotordinarilypreparedtopayoutallaccounts:theyrelyondepositors(储户)nottodemandpaymentallatthesametime
随机试题
截流时采用当地材料主要有块石、石串、装石竹笼等。此外,当截流水力条件较差时,还须采用混凝土块体。一般应优先选用()截流。
北京香山碧云寺石经被誉为“东方文化宝库”。()
心衰伴严重贫血时,输血应首选
患者,男性,80岁,慢性支气管炎。5天未排便,腹痛、腹胀。按医嘱给予灌肠。灌肠后患者需保留液体的时间是
A、咳嗽,咳痰稀白B、咳嗽,痰多泡沫C、咳喘,咯痰黄稠D、咳嗽,痰少难咳E、咳喘,痰多易咳燥邪犯肺证,可见
麻黄横切面特征为
2013年第一季度,我国船舶进出口总额78.54亿美元,同比下降27%。其中船舶产品出口1-3月,我国船舶产品出口中出口数额最大的船型是散货船,出口额达到36.8亿美元,在船舶产品的总体出口中占比50.6%。近期以来,船舶市场对于大吨位的船型比较青睐。第一
WhenTomwaseightandahalfyearsold,hewenttoschoolnearhishouse.Healwayswentthereandcamehomeonfoot,andheus
Itisfrequentlyassumedthatthemechanizationofworkhasarevolutionaryeffectonthelivesofthepeoplewhooperatethene
Whendidtheygetbackhome?About______________.Whatdidhedecidetodoatlast?Hedecidedto______.
最新回复
(
0
)