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问题
单项选择题
比较文学”这一术语源于（）.
A.欧洲
B.美洲
C.亚洲
答案
参考答案：A
选择题
________ people in the world are sending and receiving e-mails every day.
A. Three millions of
B. Three million of
C. Million of
D. Millions of
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名词解释
无限外推
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