2. 外语
  3. Obesity rates for American adults have stabilized【C1】______the rate of childhood and minority obesity is rising,【C2】______a stud

Obesity rates for American adults have stabilized【C1】______the rate of childhood and minority obesity is rising,【C2】______a stud

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问题     Obesity rates for American adults have stabilized【C1】______the rate of childhood and minority obesity is rising,【C2】______a study in the journal Medical Decision Making, published by SAGE. Using a【C3】______simulation approach based on national data from 2000~2004 and【C4】______against 2005~2006 data, the study looked at future projections for the【C5】______of body mass index in the United States. The research explored statistics for many categories of Americans based on【C6】______, age and race, seeking to discover【C7】______overweight groups were the most likely to have stable, rising or lower rates of weight.
    【C8】______reveal that obesity rates【C9】______all age categories for the adult US population will remain stable for the next 10 years. That【C10】______report, however, is contrasted to less positive projections indicating that the【C11】______groups of Americans may have rising rates of overweight: Black young adults (age 18~39 years) Children —【C12】______boys — (ages 6~9) Black children (10 and over)
    "The【C13】______rise in obesity among U.S. adults over the past two decades appears to【C14】______and will continue to remain stable over the next 10 years," said author Anirban Basu PhD, University of Chicago School of Medicine. "【C15】______of obesity,【C16】______, remain very high and we’re【C17】______concerned with the increase in rates of overweight among 6-9 year-old children—especially boys. As their age they could contribute again【C18】______the rise of adult obesity,【C19】______addressing these risks in early childhood is of【C20】______importance."
【C14】
选项 A、have stabilized
B、stabilize
C、be stabilizing
D、have been stabilized
答案A
解析 语法题 动词不定式之后接完成时表示过去发生的动作，句中提到的是the past twodecades，所以答案为A。
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