問題詳情
19. Taipei 101 _______ the tallest building in the world, but it is still an important landmarkin the city.
(A) has been
(B) used to be
(C) is
(D) is once
參考答案
答案：B
難度：簡單0.696
書單：沒有書單，新增
用户評論
【用戶】110東區事務
【年級】大一上
【評論內容】人 used to Vr ...
【用戶】想念日本的蔥抓餅
【年級】大一下
【評論內容】used to★★★★★★★★★★★★，...
【用戶】in_my_dream17
【年級】小一下
【評論內容】(B) used to be→ used to + V 過去常態(D) is once→ was once 過去曾經
【用戶】csr830504
【年級】高三下
【評論內容】(A) has been 以前到現在，一直還是