【題組】42. (A) could have gained (B) might not have gained(C) would have gained (D) should not have gai

問題詳情

【題組】42.
(A) could have gained
(B) might not have gained
(C) would have gained
(D) should not have gained

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)