It may be inferred from the passage that lighthou
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It may be inferred from the passage that lighthouses in the Northeast did not need high towers because______.
A.the coast was straight and unobstructed
B.ships there had high masts
C.coastal waters were safe
D.the lighthouses were bulb on high Places
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答案：D
本题考查考生的推论能力。考的是位于东北地区的灯塔建得不是很高的原因。本题的线索在第二段第三句话：Since most stations in the Northeast were built on rocky eminences , enormous towers were not the rule．由于位于东北地区的灯塔大多建在岩石高地上，所以一般都不需要建得很高大。所以，正确答案是D。