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  3. There were no human beings on the earth during the Ice Age. According to the passage, before the Ice Age the continental shelf

There were no human beings on the earth during the Ice Age. According to the passage, before the Ice Age the continental shelf

admin2009-06-15  102
问题 There were no human beings on the earth during the Ice Age.
According to the passage, before the Ice Age the continental shelf was submerged in water.
选项 A、Right
B、Wrong
C、Not mentioned
答案A
解析
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