問題詳情

Since the company ___________ in 1990, it has been donating 1% of its annual revenues to charities.
(A)founded
(B)was founded
(C)has founded
(D)had been founded

參考答案

答案:B
難度:適中0.577855
統計:A(37),B(167),C(23),D(50),E(0)

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