Not until I dropped off from school how much time I had wasted.
A. didn't I realize
B. did I realize
C. I didn't realize
D. I realized
网友回答
A. didn't I realize
(答案→)B. did I realize
C. I didn't realize
D. I realized
解析:
试题分析:考查倒装句。Not until结构放在句首时,主句要用部分倒装语序,故排除C、D选项,因为not已经提至until从句前,后面不能再用否定词,所以B选项正确。句意:直到我辍学后,我才意识到我浪费了多少时间。