首页
登录
职称英语
Agriculture is undoubtedly the most important sector in the economies of m
Agriculture is undoubtedly the most important sector in the economies of m
游客
2023-09-02
19
管理
问题
Agriculture is undoubtedly the most important sector in the economies of most non-oil exporting African countries. It【C1】______ about 30% of Africa’s GDP and contributes【C2】______ 50% of the total export value,【C3】______ 70% of the continent’s population depending on the sector for their【C4】______ . Production is subsistence in nature with a high【C5】______ on the rain. The debate on climate change and its impacts on agriculture is【C6】______ very crucial to the very survival of the continent and its people. The continent is particularly【C7】______ to climate change because it includes some of the world’s poorest nations.
The climate in Africa is【C8】______ tropical in nature, which is broadly【C9】______ into three main climatic zones:【C10】______ equatorial, dry, and temperate(温带). Within these zones, altitude and other localized【C11】______ also produce distinctive regional climates.
Climate change,【C12】______ indicated by prolonged drought is one of the most serious climatic【C13】______ affecting the agricultural sector of the continent. As most of the agriculture activities in African countries hinges on rain fed, any adverse changes in the climate would likely have a【C14】______ effect on the sector in the region.
【C15】______ changes in the climate may affect the whole continent, its【C16】______ may vary across the continent. In northeast Africa, more intense dry periods and shorter wet seasons are expected to affect even huge river systems such as the Blue Nile, leading to serious water shortages and【C17】______ consequences to the agriculture and forestry sectors throughout the region. East and Central Africa will also see its agricultural【C18】______ decline. Coastal areas may also be affected by rising sea levels and intrusion of salt water into inland freshwater resources. The staple food for the region, maize, is particularly susceptible to drought. Wetlands of international importance and wildlife are also under threat from【C19】______ in Southern Africa. Climate change, therefore, is expected to worsen the food supply,【C20】______ , exacerbate the widespread poverty in the region. [br] 【C6】
选项
A、sure
B、much
C、such
D、therefore
答案
D
解析
副词辨义题.本处意思是:关于气候变化及其对农业影响的争论因此对于非洲大陆及其人民的生存至关重要。本句与上文是因果关系.故选therefore。
转载请注明原文地址:https://tihaiku.com/zcyy/2977663.html
相关试题推荐
Animportantpropertyofascientifictheoryisitsabilityto________further
[originaltext]Currentstudiesshowthatwhatgoesonlabelsisanimportant
[originaltext]Currentstudiesshowthatwhatgoesonlabelsisanimportant
[originaltext]Investmentinthepublicsector,suchaselectricity,irrigat
Timeandopportunityareimportant,but______(没有比丧失自信更可怕的事)nothingismoreterr
[originaltext]W:Ican’tbelieveKarenislateforsuchanimportantoccasiona
[originaltext]W:Ican’tbelieveKarenislateforsuchanimportantoccasiona
[originaltext]W:Ican’tbelieveKarenislateforsuchanimportantoccasiona
[originaltext]W:Ican’tbelieveKarenislateforsuchanimportantoccasiona
[originaltext]W:Ican’tbelieveKarenislateforsuchanimportantoccasiona
随机试题
______thattheymayeventuallyreducetheamountoflaborneededonconstruction
Thelenientdecisionofthedeancausedangeramongtheprofessors.A、correctB、u
Themanspeaks______(好像他以前到过那儿似的).asifhehadbeentherebefore由所给中文可知,所译部分是对
IBM整合其电脑程序设计、销售、售后服务及核心能力。并发挥杠杆效应,成功地进入个
4、承发包工程中,工作票可实行“双签发”形式。签发工作票时,双方工作票签发人在工
企业定员必须以( )为依据。A.保证实现企业生产经营目标 B.精简、高效、节
(2020年真题)邓某有一副名画,张某欲出价100万购买,邓某与张某素有恩怨,拒
机场旅客航站区指标依据( )划分为6个等级。A.高峰小时旅客吞吐量 B.目标
A.X线显示腰椎侧突 B.X线显示峡部不连接 C.X线显示腰椎椎体骨质破坏
关于建设工程施工文件归档质量要求的说法,正确的有( )。A.归档文件用原件和复
最新回复
(
0
)