题目内容
【题目】Not until I was questioned by the teacher how much time I had wasted.
A. didn't I realize B. did I realize
C. I didn't realize D. I realized
【答案】B
【解析】
试题分析：考查倒装 。句意：直到我被老师提问我才意识我浪费了多少时间。否定词放在句首，使用部分倒装，助动词往前提。not until放在句首从句不倒装，主句倒装，然后根据时态，故选B项。
考点 : 考查倒装
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