問題詳情

7. Never _______ that somewhere in our school _______ an old retired teacher.
(A) I have known; lived
(B) did I know; living
(C) have I known; lives
(D) did I know; be living

參考答案

答案：C
難度：非常困難0
統計：A(0),B(2),C(0),D(0),E(0)