問題詳情

6.【 】Mark called the train station to ask ______ they found his wallet which he left on the train this morning.    
(A) who
(B) whether
(C) which
(D) what

參考答案

答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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