問題詳情

14. Not until I arrived at the airport _____ that I had forgotten my passport.
(A) I realized
(B) did I realize
(C) realized I
(D) I have realized
(E) I was realizing

參考答案

答案：B

統計：A:0,B:1,C:0,D:0,E:0

難度：計算中