問題詳情

30 The course was divided into three sessions, _____ was taught by a different instructor.
(A) each of them
(B) it
(C) which
(D) each of which

參考答案

答案:D
難度:適中0.423963
統計:A(72),B(11),C(42),D(92),E(0) #
個人:尚未作答書單:grin

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