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not until在句首可以用过去完成时吗?
人气:320 ℃ 时间:2019-12-17 12:24:34
解答
可以. 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+.如:1. Not until he had accomplished his mission did he realize that he was seriously ill.直到他完成了...那如何区分用过去完成时和过去时呢应该是根据句意吧。
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