問題詳情

11. I didn’t have enough sleep last night, so I lost my ______ and fell asleep in class.
(A) appointment
(B) disturbance
(C) concentration
(D) boundary

參考答案

答案:C
難度:簡單0.833333
統計:A(8),B(1),C(60),D(3),E(0)

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