阿摩線上測驗
275. 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
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統計： A(27), B(7), C(20), D(6), E(0) #1592485
統計： A(27), B(7), C(20), D(6), E(0) #1592485
