問題詳情

13. For more than two centuries, economic opportunity and the prospect of upward mobility haveformed the bedrock on which the American dream is based.
(A) assumption
(B) procedure
(C) basis
(D) innovation
(E) evidence

參考答案

答案:C
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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