19. Which of the following describes a situation most analogous to the situation discussed in lines 9-13?
(A) A mathematician can only solve problems the solution of which can be deduced from known axiom.
(B) An animal can respond to no command that is more complicated syntactically than any it has previously received.
(C) A viewer who has not learned, at least intuitively, the conventions of painting, cannot understand perspective in a drawing.
(D) A sensitized film will record no detail on a scale that is smaller than the grain of the film.(D)
(E) A shadow cast on a screen by an opaque object will have sharp edge only if the light source is small or very distant.
20. The author uses the analogy of the child’s drawing (lines 17-19) primarily in order to
(A) illustrate the ultimate limitation in the precision of sense-data conveyed by quanta
(B) show the sense of helplessness scientists feel in the face of significant observational problems
(C) anticipate the objections of the those scientists who believe that no instrumental aid to observation is entirely reliable
(D) exemplify the similarities between packages of energy and varieties of color(A)
(E) disparage those scientists who believe that measurement by means of quanta offers an accurate picture of the world
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于诗词盛宴中看见书香霞浦2024-05-28
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