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问题 判断题

确定信息的需求就是指确定所需信息的内容。

答案

参考答案：错

单项选择题

患儿反复发生化脓性细菌感染，临床检查结果显示：血清IgG<2g／L，淋巴结无生发中心，但T淋巴细胞数量和功能无异常，最可能的诊断是（）

A.急性淋巴细胞白血病

B.性联无丙种球蛋白血症

C.先天性胸腺发育不良

D.缺铁性贫血

E.淋巴细胞核苷酸磷酸化酶缺陷症
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填空题

Questions 9-13


·You will hear one passage about science and daily life. Before you listen, read the list of statements, five of which are summaries of how science has changed man’s life. Then listen carefidly and match the statements (A-F) in the correct order (9-13). There is one extra statement that you don’t need to use. You will hear the passage twice.
  • A. Scientific discoveries are companied by the problem of air
    pollution.
  • B. Scientific discoveries have changed man’s moral atmosphere
    and caused ethical issues.
  • C. Scientific discoveries make people use available resources
    more efficiently.
  • D. Medical improvement has made people have a longer life
    span.
  • E. People can communicate with each other more easily.
  • F. Distance between two places is shorted with the advancement
    of transportation.
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