阿摩線上測驗
Understanding the cultural habits of another nation, especially ________ containing as many different subcultures as the United States, is a complex task.
(A) one
(B) the one
(C) that
(D) such
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統計： A(168), B(302), C(179), D(113), E(0) #330487
統計： A(168), B(302), C(179), D(113), E(0) #330487
