問題詳情

【題組】20.The computer ____ one of the greatest inventions in human history.
(A) is considered as
(B) is referred to be
(C) is looked upon as
(D) is thought of

參考答案

答案：C
難度：困難0.2
統計：A(1),B(3),C(2),D(2),E(0)

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