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(单词翻译:双击或拖选)
Q: The American Indians are descendants of which race?
A)Africans
B)Asians
C)North Americans
D)Europeans
听力对话原文
W: America is a nation of immigrants. Even the American Indians are descendants of the Mongoloid people of Asia.
M: really? I thought the American Indians had always been in North America.
答案 B