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
57
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] 【C3】
选项
A、about
B、with
C、for
D、since
答案
B
解析
语法考查题。根据前后文及动名词depending可知此处是with引导的独立结构。
转载请注明原文地址:http://tihaiku.com/zcyy/2977660.html
相关试题推荐
[originaltext]Atonetimeitwasthemostimportantcityintheregion--ab
[originaltext]Atonetimeitwasthemostimportantcityintheregion--ab
Theproblemofpopulationismainlyman-made.[br]Itisveryimportanttheactu
UsingLandWiselyAveryimportant
Forthesustainabledevelopment,itisimportantto______(想出解决环保问题的办法).figureou
[originaltext]Atonetimeitwasthemostimportantcityintheregionabu
[originaltext]Atonetimeitwasthemostimportantcityintheregionabu
[originaltext]Atonetimeitwasthemostimportantcityintheregionabu
【B1】______[br]【B9】______[originaltext]OneofAmerica’smostimportant(26)
【B1】______[br]【B8】______[originaltext]OneofAmerica’smostimportant(26)
随机试题
SummaryListentothepassage.Forquestions26—30,completethenotesusingno
[originaltext]Q:Whatarethetwospeakersdoing?[/originaltext]A、Theyaretalk
TheUFOphenomenonisnotnewtous,butscientistsarestillnotabletooffer
投资者教育的内容包含(),这几方面相辅相成。 Ⅰ.心理素质教育 Ⅱ.投资决策
氨基糖苷类抗生素A.聋哑儿B.高胆红素血症C.低钠、低钾现象D.循环衰竭综合征E
某男,70岁。患糖尿病10年,长期服用西药降糖药,血糖稳定。近日听人介绍又自行加
下列各项中,属于财务报表审计要素的有()。A.被审计单位财务报表 B.财务报
根据支付结算法律制度的规定,下列关于多用途预付卡的表述中,正确的有()。A.多用
根据《规划环境影响评价技术导则—总纲》,规划环境影响评价中规划分析的方式和方法包
最易引起血流动力学异常的是A.心房扑动 B.心房颤动 C.窦性心动过速 D
最新回复
(
0
)