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
2016-01-04
6
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.
【C7】
选项
A、on
B、with
C、of
D、for
答案
C
解析
转载请注明原文地址:https://kaotiyun.com/show/W7YC777K
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
Thereisonethingthateveryonewantsmorethananythingelse.Somepeopletrytogetitbymakingmoney.Theythinkthatwhen
Theagriculturalrevolutioninthenineteenthcenturyinvolvedtwothingstheinventionoflabor-savingmachineryandthedevelo
Animportantbusinessmanwasaskedtogiveatwenty-minutespeechinanothercity.Hewastoobusytowriteithimself,soheas
IntheUS,peoplepreferwaitingforatabletosittingwithpeopletheydon’tknow.Thismeansahostessmaynotscatasmallg
MaryArming(1799—1847)wasaBritishfossilhunterwhobeganfinding【21】asachild,andsoonsupportedherselfandhervery【22】
Researchshowsthatbyusingcomputers,studentsbecomebetterproblemsolversandbettercommunicators.Overanetwork,using【1
Germanscameinsecondtolast,justaheadoftheBritish.(Passage1)
Lawntennisisagoodsport,beingbasedontheancientgameofcourttennis,whichprobablycameupinEgyptorPersiasome250
A.IenjoyP.E.atschoolB.IlikebasketballC.Whatkindofmoviesdoyoulike,thenD.Becauseit’sexcitingE.It’sanac
Wheredidthemoviesbegin?ItisoftensaidthattheyareanAmericaninvention.Itisnotentirelytrue.Themotionpictureha
随机试题
在社会心理学中,由于第一印象的形成所导致的在总体印象上最初获得的信息比后来获得的信息影响更大的现象,称之为()
下列叙述正确的是
正常人粪便可出现较多
口腔健康教育措施是
形成企业核心竞争力的基础是()。
()是19世纪最伟大的教育家,也是使体育课程臻于成熟的代表人物。他提出了“教育心理学化”的思想,创立了和谐发展教育和要素教育理论。
《明史.舆服志》记载“(洪武)十四年(公元1381年)令农衣绸、纱、绢、布,商贾止(通‘只’)衣绢、布。……正德(明武宗年号)元年(公元1506年)禁商贩、仆役、倡优、下贱不许服用貂裘。”这说明()。
党的地方各级委员会可以派出代表机关。()
“守株待兔”的故事中农犬的错误从哲学上讲是()。
_____inanatmosphereofsimplelivingwaswhathisparentswishedfor.
最新回复
(
0
)