首页
登录
职称英语
The comparatively treeless plains of North Africa have suffered a progressiv
The comparatively treeless plains of North Africa have suffered a progressiv
游客
2023-07-16
8
管理
问题
The comparatively treeless plains of North Africa have suffered a progressive drying up, both
【S1】______and man-made, but the region was【S2】______so rich in fertile soil that the district we now know as the Libyan Desert was, in the old days, part of the granary(粮仓)of the Roman Empire, and the centre of the Sahara【S3】______a busy trading population for a long period. That was when there were【S4】______. in plenty and the fields were the traditional "fields of the woods" -- clearings in the forest -- and therefore always tree【S5】______
It is the trees that lift the water and send【S6】______into the air so that it may fall as dew or rain further on. Trees reduce the speed of the wind, and provide shelter and shade; the roots【S7】______minerals in the soil and these are carried to the leaves which, when they have fulfilled their function, return to the earth, giving the soil the combination of minerals that plants require.
But through the ages Africa has been【S8】______. Successive invaders have felled the forest to provide grazing lands for their flocks and herds. With the removal of the essential tree cover, the water【S9】______was broken, the earth became feverish and sick, and in course of time was unable to support those who had broken the【S10】______of life by removing the earth’s green mantle -- the trees.
A)moisture I)fed
B)cycle J)exploited
C)water K)social
D)rhythm L)natural
E)contain M)forest
F)trap N)usually
G)once O)trees
H)surrounded [br] 【S1】
选项
答案
L
解析
该空内容要求与后面的man-made对应,并且二者由both...and连接。
转载请注明原文地址:https://www.tihaiku.com/zcyy/2842339.html
相关试题推荐
______(药物治愈了她的心脏病)whichshehadsufferedfor20years.Themedicinecuredherhe
[originaltext](29)UnrestinNorthAfricaandtheMiddleEasthaspushedoil
[originaltext](29)UnrestinNorthAfricaandtheMiddleEasthaspushedoil
[originaltext]CamerooninWestAfricaisanationof24separatelanguages
StockpiledPesticidesHarmingAfricanPeople’sEnvironmentVast
StockpiledPesticidesHarmingAfricanPeople’sEnvironmentVast
StockpiledPesticidesHarmingAfricanPeople’sEnvironmentVast
StockpiledPesticidesHarmingAfricanPeople’sEnvironmentVast
StockpiledPesticidesHarmingAfricanPeople’sEnvironmentVast
StockpiledPesticidesHarmingAfricanPeople’sEnvironmentVast
随机试题
Elderlyjoggerswerehalfaslikelytodieprematurelyfromconditionslike
BushConcernedaboutRisingGasPricesPresidentBushsaysa
1.题目:发展中国家与发达国家的差异 2.内容: 3.基本要求:
某建设项目建设期为两年,建设期内第1年货款400万元,第2年货款500万元,货款
下列对风景名胜区的描述错误的是( )。A.国务院旅游行政管理部门主管全国风景名
炮制淫羊藿常用的辅料是A.羊脂油B.胆汁C.黄酒D.食盐水E.姜汁
若2021年1—2月全国实用新型专利申请总授权数是上年同期的2倍,则2021
税务机关行政执法人员当场收缴罚款的,必须向当事人出具合法罚款收据,并应当自收缴罚
(2014年真题)下列各项中,不会导致非抽样风险的是()。A.注册会计师选
根据《标准设计施工总承包合同》,对发包人要求作出反应的文件是( )。A.价格清
最新回复
(
0
)