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题目
题型:不详难度:来源:
Not until he had left his friend _______ how important friendship was for him.
A.did he realizeB.he realizedC.had he realizedD.he had realized

答案
A
解析

试题分析: 1.当Not until位于句首时,句子要倒装。其结构为:Not until+从句/表时间的词+助动词+(主句)主语+谓语+...。故排除BD,realize发生在had left 之后,故用一般过去时。 ②Not until next week will the sports meet be held.直到下周才开运动会。
点评:当Not until位于句首时,句子要倒装。
即学即练: It ______ we had stayed together for a couple of weeks ______ I found we had a lot in common.
A. was until; when B. was until; that C. wasn’t until; when D. wasn’t until; that
选D 
核心考点
试题【Not until he had left his friend _______ how important friendship was for him.A.】;主要考察你对倒装句等知识点的理解。[详细]
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