虚拟语气中Had it not been与Were it not 有何不同?

虚拟语气中Had it not been与Were it not 有何不同? 虚拟语气中的两个问题1.should,could,might,would的区别,注意是在虚拟语气中2.if条件的倒装中not加在主语前还是后?比如是had it not been还是had not it been?最后请推荐一本高中英语语法题目的书, 本人在学英语语法,关于虚拟语气中的.Had we enough time ,thing would be easy .这句我认为是虚拟语气中谈论过去事情的,为什么后面半句不是thing would have been easy If it had not been for the war,larry would have st Had it not been for your knowlege I should have been lost这个是句型是啥样的句型,倒装句还是虚拟语气的 这个虚拟语气句子怎么解释If it had not been raining too much,the crops would be growing much better.grow为什么用现在进行时? 一道英语虚拟语气的题－－for the reservior(蓄水池),we'd never have been beat the drought.A.were it not B it was not C had it not D it had not been我可以派出答案B和D.把C选项改为 had it not been就对了.但是我不明白为 请问：虚拟语气中什么时候be动词用were,什么时候用had been? 在虚拟语气中,对过去进行虚拟be动词可否用had been,而非were? 虚拟语气 if You could have done other career What would it have been 为什么不是 if ..Had done 句 请问这句话的语法分析,虚拟语气与倒装The Achievements of the greatest minds in science could never have been reached had it not been for the patient work for hundreds of others.1.请问句中为什么要用could?这是什么语法结 新概念英语第二册第64课课文里面虚拟语气的句子有哪些?只有这一句吗?if ,at that time ,the british had not feared invasion,it would have been completed?只有这一句是虚拟语气吗,其他的句子是条件句还是虚拟 英语试卷中关于虚拟语气的选择题If she----,she-----that food.Luckily,she was sent to hospital immediately.a.had been warned,would not have taken b.was warned,would not takec.would be warned,had not taked.would had been warned,had not tak 虚拟语气的倒装if it had't rained yesterday 倒装是not的位置是什么a had it not rained b hadn't it rained 请问 这道英语语法题 应该选什么?_____for Jane,we would have lost the tennis match very badly.（虚拟语气）A.Had it not been B.Were it not beenC.If it has not been D.If it was 虚拟语气的一些练习题4.Mary is ill today.If she _____，she ____ absent from school.A.were not ill，wouldn't beB.had been ill，wouldn't have beenC.had been ill，should have beenD.hadn't been ill，could be5.Were I to do it，I ________ it _ for the timely investment from the general public,our company would not be so thriving(兴旺的) as it is.A.Had it not been B.Should it not be我知道是虚拟语气.只是主句Had 从句不应该是 have/has done吗? 这句英语为何要倒装?我在准备六级考试,学习虚拟语气的时候看到的.看题Had it not been for the fact that he broke his legs ,he might have passed the exam.这句话除了虚拟语气外,还有哪些语法点? 虚拟语气的省略问题,help~虚拟语气,若主从句主语一致,且谓语部分包含有动词be,通常可将主语和动词be省略：If it had been repaired earlier,the tractor would not have broken down.=If repaired earlier,the tractor woul