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【单选题】
下列旅游景区，具有较高的地理科学价值的是( ) ①美国的科罗拉多大峡谷 ②云南的路南石林 ③甘肃敦煌的莫高窟 ④法国的卢浮宫
A.
①②
B.
③④
C.
①②③
D.
①②③④
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
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B.
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C.
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D.
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【单选题】The Grand Canyon Standing on the rim of the Grand Canyon(大峡谷), gazing across this giant wound in the Earth’’s surface, a visitor might assume that the canyon had been caused by some ancient convulsion...
A.
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B.
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C.
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D.
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