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

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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."
【C8】
选项
答案O
解析 这里要填名词来作have expressed的宾语，且与about搭配得当。再结合句意“专家表示对人们身体健康的……”，可以判断concern“担忧”符合要求。have expressed concern与接下来的They’re also afraid…“他们也害怕…”文意连贯，衔接自然。
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