There is a difference between science and technology. Science is a method of answering (1) questions; technology is a method of solving practical problems. Science has to do with discovering the facts and relationships between (2) phenomena in nature and with establishing theories that (3) to organize these facts and relationships; technology has to do with tools, techniques, and (3) for applying the findings of science. Another (5) between science and technology has to do with the progress in each.
Progress in science (6) the human factor. Scientists, who seek to understand the universe and know the truth within the highest degree of (7) and certainty, cannot (8) their own or other people’s likes or dislikes or to popular ideas about the fitness of things. What scientists discover may shock or (9) people-as did Darwin’s theory of evolution. But even an unpleasant truth is (10) than likely to be useful; besides, we have the choice of refusing to believe it! But (11) so with technology; we do not have the choice of refusing to hear the sound produced by a supersonic aircraft flying overhead; we cannot refuse to breathe polluted air. (12) science, progress in technology must be measured (13) the human factor. The purpose of technology is to serve people—people (14) , not merely some people; and future generations, not merely those who presently wish to (15) advantage for themselves.
We are all familiar with the (16) use of technology. Many people blame technology itself (17) widespread pollution, resource depletion (枯竭) and even social decay in general—so much (18) the promise of technology is " (19) " That promise is a cleaner and healthier world. If wise applications of science and technology do not (20) a better world, what else will
6（）
A.distracts
B.excludes
C.expels
D.disposes
参考答案：B
解析：
这段主要讲述科学的发展不考虑人的因素，而技术的进步必须根据它带给人们的用途来衡量。根据文意，只能选择[B]，excludes意为“把……排斥在外，不容许……的存在”，如：The universal truth excludes all doubt.“普遍真理不容任何怀疑。”其他选项不合文意。[A]distracts“分神，打扰”，如：The noise in the street distracted me from my reading.“街上的喧闹声使我不能专注读书。”[C]expels“把……开除，驱逐”。[D]disposes“处理，处置”，如：dispose of the old newspapers“把旧报纸处理掉”。