Not until he failed in the last examination _________ he should have spent more
题型：不详难度：来源：
Not until he failed in the last examination _________ he should have spent more time on study.| A．did he realize | B．he realized | C．did he not realize | D．he didn’t realize |
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答案
| A |
解析
试题分析：考查倒装句：句意：直到他在最后一次考试中失利，他才意识到他应该在学习上多花些时间。Not until引导时间状语从句置于句首，后面的主句用部分倒装，以前前面是not until，后面是肯定句，选A。 |
举一反三
Only after they had discussed the matter for a few hours ______ a decision.| A．they reached | B．did they reach | C．they reach | D．do they reach |
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So______ that most parents are too worried to let their kids travel alone at the beginning of the new term.| A．is the distance great | B．great the distance is | | C．the distance is great | D．great is the distance |
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Only when be possible to sign the papers.| A．does the lawyer come with it | B．the lawyer comes will it | | C．has the lawyer come it will | D．the lawyer comes it will |
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—Have you got any particular plans for the coming holiday?
—Yes._______, I’m going to visit some homes for the old in the city.| A．If ever | B．If possible | C．If busy | D．If anything |
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