【课件】2024届高考英语难点突破-虚拟语气课件.pptx
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1、虚拟语气subjunctive mood语气?气?英语中有陈述述语气,祈使祈使语气,虚虚拟语气,疑疑问语气和感感叹语气气首先,我们先来举例区分五种语气:1、陈述述语气气There is a house.2、祈使祈使语气气Go into house.3、虚虚拟语气气If there were a house,I would go into it.4、疑疑问语气气Is there a house?/Where is the house?5、感感叹语气气How beautiful a house is!/What a beautiful!条件状语从句虚虚拟语气气?在以上情况中,其他四种语气基本表示真
2、是的情况,只有虚拟语气表示一中假设的情况,If there were a house,I would go into it.可以翻译为:如果有如果有一座房子,我会一座房子,我会进入它。入它。Def:虚拟语气:1、是说话者用来表示假设,或难以实现的情况,并非客观存在的事实;2、陈述的是一个条件,不一定是事实,甚至完全与事实相反;3、表示主观愿望或者某种强烈的感情时,也可以用虚拟语气。表示方式:谓语动词的特殊形式的特殊形式内容CONTENTS在条件状语从句中的使用01条件状条件状语从句从句 条件状语从句是由引导词if以及unless等词引导的状语从句。在英文中,“条件”是指某一件事情实现之后(状语
3、从句中的动作),其它事情(主句中的动作)才能发生,通常译作“假如”、“如果”。注意:非真实条件句用虚拟语气非真实条件句表示的是假设的或者实际可能性不大的情况,故采用虚拟语气条件句虚条件句虚拟式式从句从句主句主句例句例句与现在事实相反动词的过去式(be-were)would/should/might/could+doIf I were a bird,I would fly to you.与过去事实相反had+donewould/should/might/could+have doneIf we had started earlier,we should not missed the train.
4、与将来事实相反should+do;动词过去时;were to+dowould/should/might/could+do If teacher Li should have time tomorrow,we could ask him some question.在虚拟语气中,有后退一个时态,注意be 动词的过去需要用were省略省略if 的虚的虚拟语气气从句中含有从句中含有were/should/had 可将其放置于可将其放置于句首,省略句首,省略if,用倒装,用倒装原句原句一省二提一省二提If I were you,I would take an umbrella.Were I you,I
5、 would takean umbrella.If it should happen,what would you do?Should it happen,what would you do?If he had recognized me,he would have come over.Had he recognized mehe would have come over.在虚拟语气中,若有had/were/should等助动词,可将其提到句首,省略if变成为倒装句式,简称“一省二提”例题巩固1、today,he would get there by Friday.A.would he lea
6、ve B.was he leavingC.were he to leave D.If he leaves考点解析 C 本题考察虚拟语气省略if 的用法,if 引导的非真实条件句中,如果从句中有were,should,had时,if 可以省略,但是句子必须用倒装结构。2、I you,I would go with him to the party.A.Was B.Had been C.Will be D.were考点解析 D 本题考察虚拟语气省略if 的用法,if 引导的非真实条件句中,如果从句中有were,should,had时,if 可以省略,但是句子必须用倒装结构。注意,在虚拟语气中,be
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