問題詳情

I _____ to contact a friend living in Hualien for the past few days, but I still cannot reach him.
(A)had tried
(B)have been trying
(C)had been trying
(D)tried

參考答案

答案:B
難度:適中0.488152
統計:A(36),B(103),C(48),D(14),E(0) #
個人:尚未作答書單:試題、grin

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