2. 外语
  3. Human choice, not the intrinsic content of science, determines the outcome and scientists, as human beings, therefore have a spe

Human choice, not the intrinsic content of science, determines the outcome and scientists, as human beings, therefore have a spe

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问题 Human choice, not the intrinsic content of science, determines the outcome and scientists, as human beings, therefore have a special responsibility to provide council rooted in______.
选项 A、expiration
B、explanation
C、expertise
D、expenditure
答案C
解析 四个选项的意思分别是：expiration期满，到期；explanation解释，说明；expertise专家意见，专门技术；expenditure支出，消耗。空格处所在文字的意思是：科学家有责任提供专业咨询建议。根据句子意思推出正确答案是C选项。例句如下：His field of expertise was steroids．(他的专业领域是甾族化合物。)
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