問題詳情

II. Multiple Choice(10%)
16. Before Sue ____, I ____ been waiting for three hours.
(A)arrived/have
(B)has arrived/has
(C)arrived/had
(D)arrives/had

參考答案

答案:C
難度:適中0.428571
統計:A(1),B(2),C(3),D(0),E(0)

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