Practice Test

　　Section 3

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　　【6】The most striking thing about the politician is how often his politics have been (i)_________ rather than ideological, as he adapts his political positions at any particular moment to the political realities that constrain him. He does not, however, piously (ii)_________ political principles only to betray them in practice. Rather, he attempts in subtle ways to balance his political self-interest with a (iii)_________ ， viewing himself as an instrument of some unchanging higher purpose.

　　Section 411

　　【7】What readers most commonly remember about John Stuart Mill’s classic exploration of the liberty of thought and discussion concerns the danger of (i)_________ : in the absence of challenge, one’s opinions, even when they are correct, grow weak and flabby. Yet Mill had another reason for encouraging the liberty of thought and discussion: the danger of partiality and incompleteness. Since one’s opinions, even under the best circumstances, tend to (ii)_________，and because opinions opposed to one’s own rarely turn out to be completely (iii)_________ ， it is crucial to supplement one’s opinions with alternative points of view.

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　　【8】Wills argues that certain malarial parasites are especially (i)_________ because they have more recently entered humans than other species and therefore have had (ii)_________ time to evolve toward (iii)_________ . Yet there is no reliable evidence that the most harmful Plasmodium species has been in humans for a shorter time than less harmful species.

　　PREP 三空题目

　　【9】SECTION1-6 The question of (i)_________ in photography has lately become nontrivial. Prices for vintage prints(those make by a photographer soon after he or she made the negative)_________ so drastically (ii)_________ in the 1990s that one of these photographs might fetch a hundred times as much as a nonvintage print of the same image. It was perhaps only a matter of time before someone took advantage of the(iii)_________ to peddle newly created “vintage”prints for profit.

SECTION3

　　【10】4 I’ve long anticipated this retrospective of the artist’s work, hoping it would make

　　(i)_________ judgments about him possible, but greater familiarity with his paintings highlights their inherent (ii)_________ and actually makes one’s assessment(iii)_________ .

　　【11】5 Higher energy prices would have many(i)_________ effects on society as a whole. Besides encouraging consumers to be more(ii)_________ in their use of gasoline, they would encourage the development of renewable alternative energy sources that are not(iii)_________ at current prices.

　　【12】6 But they pay little attention to the opposite and more treacherous failing: false certainty, refusing to confess their mistakes and implicitly claiming(i)_________ ,thereby embarrassing the nation and undermining the Constitution, which established various mechanisms of self-correction on the premise that even the wisest men are sometimes wrong and need, precisely when they find it most(ii)_________ , the benefit of(iii)_________ process.