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1、SubjunctiveMood虚拟语气 V ed were haddone would could should might V 原 would could should might havedone 1 should V 原 2 weretodo would could should might V 原 一 虚拟语气在if条件状语从句中的用法 without butfor N sb 要不是 If条件句引申出来的 现在 would v 原形 过去 wouldhavedone将来 woulddo or otherwise but however的条件句E g Shewouldhavecomehe
2、re butshewastoobusywithhehomework Hewasverybusyyesterday otherwisehewouldhavecometotheparty 二 从句中用sb should dosth来表虚拟 1 宾语从句中常见动词 一个坚持 两个命令 三个建议 四个要求 即1 insist2 order command3 advise suggest propose4 demand require request desirerecommand建议 推荐2 It snecessary strange natural important important apity
3、 nowonder impossible thatsb should dosth thatsb should dosth 以上动词相应的名词构成的名词性从句包括主语从句 表语从句和同位语从句也要使用虚拟语气 从句中的动词形式一样 order advice suggestion proposal demand request desireItissuggestedthat It ssuggestedthattheplanbecarriedout Mydemandisthatsheshouldcometoseemeonceaweek Allofusarefortheadvicethatthechemicalfactoryshouldbecloseddown 三 从句中用过去式表示对现在的虚拟 用过去完成时表示对过去的虚拟 wish ifonly sb 现在 did过去 haddone将来 would coulddo现在 did2 wouldratherthat sb 过去 haddone将来 did3 Asif asthough sb现在 did过去 haddone将来 would coulddo 6 It s about high time that V过去时 wereShould 不省 V 虚拟语气特殊句型
