2. 专升本
  3. A. already B. analyzed C. aspects D. characters E. contributing F. describing G. established H. quality I. quo

A. already B. analyzed C. aspects D. characters E. contributing F. describing G. established H. quality I. quo

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问题     A. already    B. analyzed    C. aspects     D. characters E. contributing
    F. describing G. established H. quality     I. quoted     J. recording
    K. recruited  L. total       M. unconscious N. unsure     O. yet
    In families with two working parents, fathers may have more impact on a child’s language development than mothers, a new study suggests.
    Researchers【C1】________92 families form 11 child care centers before their children were a year old, interviewing each to establish income, level of education and child care arrangements. Overall, it was a group of well-class families, with married parents both living in the home.
    When the children were 2, researchers videotaped them at home in free-play sessions with both parents,【C2】________all of their speech. The study will appear in the November issue of The Journal of Applied Developmental Psychology.
    The scientists measured the【C3】________number of utterance (话语) of the parents, the number of different words they used, the complexity of their sentences and other【C4】________of their speech. On average, fathers spoke less than mothers did, but they did not differ in the length of utterances or proportion of questions asked.
    Finally, the researchers【C5】________the children’s speech at age 3, using a standardized language test. The only predictors of high scores on the test were the mother’s level of education, of child care and the number of different words the father used. the 【C6】________
      The researchers are【C7】________why the father’s speech, and not the mother’s, had an effect.
    "It’s well【C8】________that the mother’s language does have an impact," said Nadya Pancsofar, the lead author of the study. It could be that the high-functioning mothers in the study had【C9】________had a strong influence on their children’s speech development, Ms. Pancsofar said, "or it may be that mothers are【C10】________in a way we didn’t measure in the study."
【C7】
选项
答案N
解析 The researchers are________why the father’s speech，and not the mother’s，had an effect，根据语法规则，应该填形容词，根据含义应该选unsure“不肯定的，不确定的”。故选N。
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