高中英语语法虚拟语气讲解

1、语气，英语动词一般有三种语调：陈述语气、祈祷、家庭语气等。不同的语气用动词的不同形式(部分使用句法形式)表达。家庭法，家庭法，家庭法是特殊的动词形式。一个用于表示说话者说的不是事实，而是一种假设、猜测、怀疑等(在条件子句或让步状语子句内)。第一，表示说话者的愿望、要求、命令、建议等(宾语、表语从句、同文语从句)。假设法的概念，第一，条件语句中的假设法，If主题动词的过去时态(用于动词be的were)，主题should，would，might，could动词原型，If主题had过去分词法，主题should，wwersif he had hurried，he could have caught t

2、he train。if I were to go abroad，I would go to America。如果我是你，我会努力学习的。如果我知道他的电话号码，我就给他打电话。如果明天下雨，我们就取消比赛。if I were you、I would work harder at my lessons、if I had known his telephone number、I would have called him、if it should were，more practice :c . if the policeman _ _ _ _ _ _ _ _ _ _ _(be not)in tha

3、t room，it _ _ _ _ _、were not、could be、were、would ask、a . if Tom _ _ _ _ _ _ _(be)more careful in the exam，he would have caught，practice 2330fill in the blanks，a . if there _ _ _ _ _ _ _(be)no natural resource any more，no natural resource any more 、should be、shouldmake、would happen、should get up、prac

4、tice 3: fill in the blanks、C. if robots _ _ _ _ _条件从句所表示的动作和主句所表示的动作不一致时，这称为“错觉条件语句”，动词的形式必须根据表达的时间进行相应的调整。if you _ _ _ _ _ _ _ _ _ _ _ _ _(follow)my advice，you _ _ _ _ _ _ _ _ _ _ _ _，听我的建议现在还好吧had followed，would be，if you had stud hard before，You would be a college student now。努力学习的话，现在就会成为大学生了。2

5、.主祷文在条件语句中省略if，were、had、should以相反顺序提到句子的第一部分。If I were at school again、I would study harder . were I at school again、I would study harder。if you had come earrier，you would have met him。had you comearier，You would have met him。if it should rain tomorrow，we would not go climbing。should it rain tomorro

6、w，we would not go climbing。第二，使用名词子句的虚拟语气，第1，wish后面的宾语从句。一般来说，表达无法用语言实现的愿望。谓语动词形式如下：过去时态在过去完成时表示的未来would，might，could+动词原型，I wish (that) I were a bird。I wish(that)I had seen the film last night。I wish (that) I would could go。2 .if only(多好啊.多好啊).如果在过去，则应用过去完成时间状态*if only通常独立使用，没有主要语句。If only I knew th

7、e answer！If only I had seen the film yesterday！If only she would go with me！3 .as though(as if)通常看起来是虚拟形式。换句话说，使用与当前事实相反的过去时态。与过去的事实相反，在过去完成(had done).he treats/treated the boy as if he were his ownson，he speaks/spoke as if he had known about it，4 .would rather子句动词在过去时态或过去完成时，I would rather you told

8、 me the truth。I would rather you had gone there last Sunday。I would rather you came tomorrow。1 .it is(高/出站)time that.子句的谓语动词使用过去或should动词原型，should不能省略。it is high time that you went/should go to school，2 .if only(如果.多好) :如果是过去，则应用过去完成时间状态*if only通常独立使用，没有主要句子。If only I knew the answer！If only I had s

9、een the film yesterday！If only she would go with me！2 .用于在类单词(如命令、建议、要求等)后表示对象子句。insist、order、command、suggest、advise、propose、require、request、demand、desire etc。we suggested that the meeting(should)be put off。They insisted that the boy(should)go with them。注：suggest说：“暗示，说的时候，insist说。”时，应用陈述词。the smile

10、 on his face suggested that he was satisfied with our work，the man insisted that he had never stolen the money。他脸上的表情表明他对我们的工作很满意，并声称那个人没有偷钱。在suggestion/proposal/order/plan/advice/idea/request等名词后的表语和同义句中，使用“should动词原形”should可以省略；(2，We all agree to that suggestion that the meeting(should)be put off。

11、a .句型“it is important (neceary，strange，natural) that .”在中，that后面部分的谓语动词用法如下：should动词原形我们要出去走走。it s necessary that we should have a walk now . 2难怪她这样做。Its natural that she should do so .3重要的是我们要照顾好病人。it s important that we should take good care of the patient .(3)主语子句中的假设方法，b . it is demanded/suggest

12、ed/ordered/required。that-clause句型(shoud)动词原型it is demanded that we should work out a plan .c . It is a pity/a shame/no wonder that .(should)动词原型it s a pity that you(should)miss a good chance .3 .would rather子句动词在过去或过去完成的时候，I would rather you told me the truth。I would rather you had gone there last S

13、unday。4 .as though(as if)通常看起来是虚拟的。也就是说，使用与当前事实相反的过去时态。与过去的事实相反，在过去完成(had done).he treats/treated the boy as if he were his ownson，he speaks/spoke as if he had known about it，5 .even if he were here，he could not solve the problem，even if I had been busy then，I would have helper you可以是四个模态动词have done

14、-might have done-should/ought to have done。-should nt/ought not to have done不应该说那件事。you should n t have told her the truth。你不需要做needn t have done Ben。-比较：不需要didnt need to do。我不需要擦窗户。我弟弟不是I didn t need to clean the windows。my brother did it。would have done会做的-钱不够。否则我会买那本书I didn t have enough money Otherwise I would have bought that book .家庭法，3。一些介词短语，例如：but for(否则)、without、otherwise(否则)、in th