Sea rise as a result of global warming would immediately threaten that large fraction of the globe living at sea level. Nearly o

admin2019-07-31  23

问题     Sea rise as a result of global warming would immediately threaten that large fraction of the globe living at sea level. Nearly one-third of all human beings live within 36 miles of a coastline. Most of the world’s great seaport cities would be【C1】______. Some countries would be inundated. Heavily populated coastal areas【C2】______large populations occupy low-lying areas, would suffer extreme【C3】______.
    Warmer oceans would spawn stronger hurricanes and typhoons,【C4】______coastal flooding, possibly swamp ing valuable agricultural lands around the world.【C5】______water quality may result as【C6】______flooding forces salt water into coastal irrigation and drinking water supplies, and irreplaceable, natural【C7】______could be flooded with ocean water, destroying forever many of the【C8】______plant and animal species living there.
    Food supplies and forests would be【C9】______affected. Changes in rainfall patterns would disrupt agriculture. Warmer temperatures would【C10】______grain-growing regions polewards. The warming would also increase and change the pest plants, such as weeds, and the insects【C11】______the crops.
    Human health would also be affected. Warming could【C12】______tropical climate bringing with it yellow fever and other diseases. The harmful【C13】______of localized urban air pollution would very likely be more serious in warmer【C14】______. There will be some【C15】______from warming. New sea-lanes will open in the Arctic, longer growing seasons further north will【C16】______new agricultural lands, and warmer temperature will make some of today’s colder regions more【C17】______. But these benefits will be in individual areas. The natural systems—both plant and animal—will be less able than man to cope and【C18】______. Any change of temperature, rainfall, and sea level of the magnitude now【C19】______will be destructive to natural systems and living things and【C20】______to man as well.
【C11】

选项 A、hiking
B、hugging
C、attacking
D、activating

答案C

解析 根据常识,昆虫会危害庄稼;此外,由and可知,此处的insects与前面的pest plants“有害植物”并列.据此也可推测该处讲的昆虫应指害虫,C项attacking“袭击”符合语义。
转载请注明原文地址:https://jikaoti.com/ti/fVH7FFFM
0

最新回复(0)