用过去式表示的虚拟语气 1.与现在事实相反;条件句的谓语动词用一般过去时(be一般用were),主句谓语用”would/should/could/might+动词原形“如 if I were you, I would never do that...
虚拟语气的倒装形式 If I had worked hard,I would have finished it如果当时我努力工作,我就已经完成它了。 =Had I worked hard,I would have finished it If it should snow tomorrow...
15过去将来完成时(would have done) 表示就过去某一时间而言,将来某一时间之前所完成的动作。常用在虚拟语气中,表示与过去事实相反。 例:I believed by the end of that year an advanced version of that software would have been developed, but I was wrong...
shall(should),will(would) ④具有情态动词特征: have(had) to,used to 位置 情态动词在句中放在谓语动词之前, 谓语动词前若有助动词,则在助动词之前,疑问句中,情态动词则在主语之前。 ...
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