第一题的黑体部分在哪里。。。你得额外抄一遍,别人才能看清楚啊。。。 -- by 会员 ajassmine (2009/11/22 12:46:36)
sorry,没有看预览就发出去了,实在抱歉,现在补上来,这题对我很重要,希望能帮帮我
3. The interstitial nucleus, a sub-region of the brain’s hypothalamus, is typically smaller for male cats than for female cats. A neurobiologist performed autopsies on male cats who died from disease X, a disease affecting no more than 0.5 percent of male cats, and found that these male cats had interstitial nuclei that were as large as those generally found in female cats. Thus, the size of the interstitial nucleus determines whether or not male cats can contract disease X, but, the hypothalamus is known not to be causally linked to disease Y, and disease X is a subtype of disease Y.
4. More and more computer programs that provide solutions to mathematical problems in engineering are being produced, and it is thus increasingly unnecessary for practicing engineers to have a thorough understanding of fundamental mathematical principles. Consequently, in training engineers who will work in industry, less emphasis should be placed on mathematical principles, so that space in the engineering curriculum will be available for other important subjects. The two portions in boldface play which of the following roles?
问题就不重新发了。。。题目对我很重要,谢谢
ps 论坛的帖子格式总是编辑不对,有点丑,sorry了
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