The outbreak of swine flu that was first detected in Mexico was declared a global epidemic on June 11 , 2009. It is the first wo

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问题     The outbreak of swine flu that was first detected in Mexico was declared a global epidemic on June 11 , 2009. It is the first worldwide epidemic【B1】______by the World Health Organization in 41 years.
    The heightened alert【B2】______an emergency meeting with flu experts in Geneva that assembled after a sharp rise in cases in Australia, and rising【B3】______in Britain, Japan, Chile and elsewhere.
    But the epidemic is"【B4】______"in severity, according to Margaret Chan, the organization’s director general ,【B5】______the overwhelming majority of patients experiencing only mild symptoms and a full recovery, often in the【B6】______of any medical treatment.
    The outbreak came to global【B7】______in late April 2009, when Mexican authorities noted an unusually large number of hospitalizations and deaths【B8】______healthy adults. As much of Mexico City shut down at the height of a panic, cases began to【B9】______in New York City, the southwestern United States and around the world.
    In the United States, new cases seemed to fade【B10】______warmer weather arrived. But in late September 2009, officials reported there was【B11】______flu activity in almost every state and that virtually all the【B12】______tested are the new swine flu, also known as (A) H1N1 , not seasonal flu. In the U. S. , it has【B13】______more than one million people, and caused more than 600 deaths and more than 6, 000 hospitalizations.
    Federal health officials【B14】______Tamiflu for children from the national stockpile and began【B15】______orders from the slates for the new swine flu vaccine. The new vaccine, which is different from the annual flu vaccine, is【B16】______ahead of expectations. More than three million doses were to be made available in early October 2009, though most of those【B17】______doses were of the FluMist nasal spray type, which is not【B18】______for pregnant women, people over 50 or those with breathing difficulties, heart disease or several other【B19】______. But it was still possible to vaccinate people in other high-risk groups; health care workers, people【B20】______infants and healthy young people.
【B20】

选项 A、involved in
B、caring for
C、concerned with
D、warding off

答案B

解析 本题考查考生对固定词组搭配和词组含义的掌握。本题四个选项均为动词短语,选项[A]involved in表示“牵涉;卷入”,选项[B]caring for表示“照看;关心”,选项[C]concerned with表示“关注;忧虑”,选项[D]warding off表示“避开;阻挡”。本句意为“一些其他的高危人群也许可能接种疫苗,其中包括医疗人员、健康的年轻人等。”本题要填入的也是此群体中的一部分,其宾语为“婴儿”(infants),根据上下文,合理的搭配应该是“照看婴儿的人群”,因此正确答案为选项[B]。
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