From the passage it can be inferred that Omagua depended on
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The students' _____ natures were in sharp contrast to the imperturbable dispositions of their teacher.
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The Great Lakes wolf is a _____, stumping scientists as to whether it is a subspecies of the gray wolf or a distinct species.
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Motivation is the hardest of all managerial tasks, and it is _____ to expect a single memo, no matter how well crafted, to have much effect on the staff's attitude.
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Even the cleverest use of time management techniques is powerless to _____ the sum of minutes in a person's life (over 52 million, optimistically assuming a life expectancy of 100 years ), so people squeeze as much as they could into each one of them.
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The paleontologist examined the problem afresh, believing that the accepted classification _____ the essential continuity of the specimens by making specious distinctions among them.
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Aerial viewings of the gigantic stone horse attributed to the Native American Quechuan people fail to _____ the considerable artistry required to create the piece: the horse appears crudely constructed unless carefully examined from the ground.
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The mood of the times is no longer one of (i)_____ over our scientific achievements. Doubts and worries beset technical and scientific specialist, as well as the public at large. I do not consider such worries (ii)_____, though they are often based on intuitive feeling rather than on strictly logical arguments.
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The medical professor`s thesis—hardly new, but rarely _____ by a faculty member of his distinction—is that patients are more than the sum of their symptoms and systems.
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The Chavez Pass archaeological site was initially interpreted as indicative of _____ society, since it was thought to have been at the center of a cluster of smaller, contemporary settlements that it presumably controlled.
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In noting that critical and popular opinions about Li's art coincided, Chuang _____ the existence of an exception to her general theory of art criticism, which posits that critics' views do not intersect with those of the general public.
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The ambassador's critical remarks seemed to be less a product of _____ and more the careless utterances of a fatigued or undisciplined individual.
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Individuals, governments, and companies show ample ability to _____ themselves by setting goals based on current conditions and then blindly following them even when those conditions change drastically.
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Blake's reputation for weakness is _____: almost all who have worked with him say he is a disciplined, intellectually formidable, and very tough politician.
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Which of the following, if true, provides the strongest support for the argument given?
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The passage is concerned primarily with
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The author of the passage implies which of the following about the political importance of the type of urban water management system described in the passage?
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The passage suggests which of the following about the "contradiction" mentioned in the highlighted sentence?
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