By saying "... having subordinated the earth to man" (Para. 2), the author implies that science and technology _____.
A. have enslaved human beings
B. have led to the ruin of civilization
C. have freed human beings from ignorance
D. have helped human beings to conquer the Nature
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根据团队成员构成目标定位处理问题方式方法的不同团队可以分为的类型包括()。
We know from Paragraph 4 that lairs are prone to _____.
A. speak in great details
B. blink more rapidly
C. avoid eye contact
D. blink less frequently