2. 外语
  3. A. clearing B. established C. adversely D. triggering E. infectious F. produce G. plant H. habitats I. outbreak

A. clearing B. established C. adversely D. triggering E. infectious F. produce G. plant H. habitats I. outbreak

admin2023-01-28  6
问题     A. clearing   B. established C. adversely D. triggering  E. infectious
    F. produce    G. plant       H. habitats  I. outbreaks   J. resulting
    K. presumably L. outbursts   M. settled   N. illustrated O. concern
    In 1997, clouds of smoke hung over the rainforests of Indonesia as an area roughly the size of Pennsylvania was burned to make way for agriculture. Smothered in haze, the trees couldn’t【C1】________fruit, leaving resident fruit bats with no other option than to fly elsewhere in search of food, carrying with them a deadly disease.
    Not long after the bats【C2】________on trees in Malaysian orchards, pigs around them started to fall sick—【C3】________after eating fallen fruit the bats had bitten—as did local pig farmers. By 1999, 265 people had developed a severe brain inflammation (炎症), and 105 had died. It was the first known emergence of Nipah virus in people, which has since caused a string of recurrent【C4】________across Southeast Asia.
    It’s one of many【C5】________diseases usually confined to wildlife that have spilled over to people in areas undergoing rapid forest【C6】________. Over the past two decades, a growing body of scientific evidence suggests that deforestation, by【C7】________a complex series of events, creates the conditions for a range of deadly pathogens—such as Nipah and Lassa viruses, and the parasites that cause malaria and Lyme disease—to spread to people.
    Experts have expressed【C8】________about the health of people living at the frontiers of deforestation. They’re also afraid that the next serious pandemic could emerge from our world’s forests.
    "It’s pretty well【C9】________that deforestation can be a strong driver of infectious disease transmission," says Andy MacDonald, a disease ecologist. "It’s a numbers game: the more we degrade and clear forest【C10】________, the more likely it is that we’re going to find ourselves in these situations where epidemics of infectious diseases occur."
【C2】
选项
答案M
解析 空格处在aner引导的时间状语从句中，该从句明显缺谓语。由后面主句的谓语动词started判断空格也应该用过去式。词库中settled“定居”最合适，填入后表示果蝠在树上定居下来，也即栖息。
转载请注明原文地址:https://kaotiyun.com/show/FoSD777K
0

专业英语四级

相关试题推荐
随机试题
最新回复(0)