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
2024-05-11
3
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] 【C17】
选项
A、advantageous
B、adverse
C、favorable
D、undeniable
答案
B
解析
语义衔接题。本处意思是:导致缺水并对局部地区的农业及林业造成不利后果。故选B adverse“不利的”。
转载请注明原文地址:https://tihaiku.com/zcyy/3593940.html
相关试题推荐
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
随机试题
Ifx≠1,isyequaltox+1?(1)[img]2022m10x/ct_ve01204002j_0046_221018[/img]
HappinessfollowsaU-shapedcurveduringaperson’slifetime,accordingto
前列腺癌最常见的细胞学类型是()。A.鳞癌 B.腺癌 C.腺鳞癌 D.透
下列哪种细胞适合于乙脑病毒的分离和培养A.Hela细胞 B.C6/36细胞
知情同意的关键要素不包括A.全部信息的解释 B.信息的理解 C.信息的告知
()发布的《关于进一步规范私募基金管理人登记若干事项的公告》,基金业协会作
国别风险管理体系包括()等基本要素。 ①董事会和高级管理层的有效监控 ②
A.次黄嘌呤B.胸腺嘧啶核苷C.HGPRTD.甲氨蝶呤E.叶酸次黄嘌呤磷酸核酸核
下图是正方体的外表面展开图,下面哪一项能由它折叠而成? A.如上图所示 B.
(2021年上半年真题)学校教育制度一般是指一个国家A.各级各类学校内部的各种制
最新回复
(
0
)