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
15
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/2977674.html
相关试题推荐
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
Listeningtoothersisanevenmoreimportantpartofcommunicationthanspe
随机试题
如果湿空气为未饱和蒸气,空气中的水蒸气处于()。A.饱和状态 B.过热状态
对周围性眩晕的描述,不正确的是A.持续时间短 B.头位和体位变动时眩晕加重
证券公司的自营业务决策机构原则上应当按照()设立。?A:“股东会—投资决策机构
某企业有ABC三家工厂,为保证产品质量,产品需经过质检后方可出厂,A工厂生产的需
旅行社资产的构成特点是()。A.流动资产比重小 B.递延资产比重大
根据基础资产划分,常见的金融远期合约主要包括( )。A.股指期货合约 B.债
下列哪一项不属于狭义的刑事司法协助? A.询问证人B.引渡 C.搜查D.
技术创新小组的主要特点有()。A.技术创新小组是一个长期性组织 B.组成人员
按施工进度编制施工成本计划时,若所有工作均按照最早开始时间安排,则对项目目标控制
应用动态控制原理控制项目投资时,若将工程合同价作为投资的实际值,则可作为投资计划
最新回复
(
0
)