問題詳情
33. Columbia University _______ a school for men, but now it is coeducational, serving as many women asmen.
(A) was used to
(B)was used to be
(C) used to be
(D)used to being
參考答案
答案：C
難度：適中0.506173
統計：A(3),B(33),C(41),D(4),E(0)
用户評論
【Tea Tai】評論
used to：表示過去經常做的行為，但現在不再發生了。用法：used to + 原形動詞，此to為不定詞。be used to：指人習慣於某樣東西或某件事。用法：be used to + N/Ving，此to為介系詞。