Being in a classroom full of "the best and brightest" students may not help fringe ones, according to new research that【C1】_____

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问题     Being in a classroom full of "the best and brightest" students may not help fringe ones, according to new research that【C1】________popular theory. The study shows that students in a middle school gifted and【C2】________program perform no better on national tests than a similar group of students who didn’t【C3】________for the program.
    "This paper is part of a growing body of literature suggesting that just because you have stronger【C4】________don’t necessarily mean you are going to perform better," says Scott, associate professor of economics and education at Michigan State University.
    Gifted and talented programs have grown in【C5】________with more than 3 million students now enrolled nationwide.
    Using a【C6】________of more than 14,000 fifth-graders in an urban school district, researchers analyzed students’ standardized test scores in math, science, reading, social studies and language arts.
    The study【C7】________a group of children who qualified for a gifted and talented program by【C8】________meeting a certain threshold based on past academic performance. Their test scores were compared to the students who just missed meeting the threshold—in other words, students who were very similar【C9】________The marginal students in the gifted and talented program showed no improvement in test scores over the non-qualifying students in any of the five subjects.
    The study also looked at gifted and talented students who were picked in a lottery for a "magnet" program, which emphasizes a more【C10】________and specialized curriculum.
    The researchers compared test scores of the magnet students who won the lottery to the gifted and talented students who lost the lottery and found no significant difference in four of the five subjects: math, reading, social studies and language arts. The magnet students did show improvement in science.
    A) academically    E) intensive  I) popularity   M) specimens
    B) barely          F) motivate   J) qualify      N) talented
    C)contradicts      G)objective   K)sample        O) targeted
    D) intellectually  H) peers      L) socialization
【C6】

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答案K

解析 名词辨义题。根据空格前的不定冠词a可判断空格处应填入某个可数名词的单数形式。备选词汇中符合语法条件的名词只有sample,意为“样本,例子”,符合此处语境,故选K。
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