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
48
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.
【C12】
选项
A、covered
B、occupied
C、settled
D、fixed
答案
A
解析
转载请注明原文地址:https://kaotiyun.com/show/T8iC777K
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
OfallBarryH.Landau’sanecdotesabouthisfriendshipswithpresidentialdogs,perhapsthebestistheoneaboutthetimethe
Itwasacaseofemergency.Thefour-year-oldgirlawokeandsmelledsmoke.Shecouldn’twakehermother,soshedialed"zero",
NocountryintheworldhasmoredailynewspapersthantheUSA.Therearealmost2,000ofthem,ascomparedwith180inJapan,1
We______yourtermscarefullybut______tosaythatwecannotacceptthem.
Educationisnotanend,butameanstoanend.Inotherwords,wedonoteducatechildrenonlyforthepurposeofeducatingthe
Nearlyeveryoneenjoyschicken,andthemostfamousnameinchickenisKentuckyFriedChicken.Mr.Sanders,themanwhostarted
Everydogthatcame______sightwasaterrortome.
随机试题
P型半导体是在半导体中掺入()后,所获得的半导体。
一个油田从投入开发直至结束的全过程称为油田()。
法兰西第一共和国的立法机关是()
此调查表中的项目属分析项目的是此调查表中哪个项目的答案设计最适合用封闭式
案例B企业为禽类加工企业,厂房占地15000m2,有员工415人,有一车间、二车间、冷冻库、冷藏库、液氨车间、配电室等生产单元和办公区。液氨车间为独立厂房,其余生产单元位于一个连体厂房内。连体厂房房顶距地面12m,采用彩钢板内喷聚氯酯泡沫材料;
消化系统由()两大部分组成。
政务公开是指政府的工作内容公开化,对于政府筹划或正准备进行的各项工作,分类进行公开,并对各项工作内容及进程予以公开,任何公民都可以通过特定途径进行查询、监督。下列不属于政务公开的是:
设f(x)=∫0xecostdt,求∫0πf(x)cosxdx.
Inthepastfewyears,personalcomputers(PCs)havebecomebetter,strongerandfasterbutsohavethebitsandpiecesyouplug
A、Therearemoremalegeniusesthanfemalegeniuses.B、Peoplewithbetternutritionaremuchmoreintelligent.C、Femaleshavewe
最新回复
(
0
)