問題詳情

【題組】33.( ) John lost his job yesterday. That's _______ he looks so unhappy.
(A) because
(B) how
(C) which
(D) why

參考答案

答案：D[無官方正解]
難度：簡單0.846154
統計：A(0),B(2),C(0),D(11),E(0)