英语这门学科是高考的重要科目之一,也是所有学生在学习和生活中必须掌握的一门语言,有很多高中学生想知道高中英语知识点大全有哪些,接下来掌门学堂小编为大家整理了相关信息,希望会对大家有所帮助。
高中英语知识点大全
情态动词与助动词
can能,可以,表说话人同意,许可还可表客观条件许可,如:You can go now。
提建议或请求时可用can I, can you表客气,如Can I buy you a drink?
can和be able to表能力时的区别。
can表一般具有的能力,be able to表在特定条件下的能力,如:Although the driver was badly hurt,he wasable to explain what had happened。
may
可以,表说话人同意,许可或请求对方许可。You may go。
(现在和将来)可能,也许,只用于肯定句和否定句中,如He may not be right。
must,have to
must表主观上的必须,have to表客观上的必须,如:It's getting late. I have to go.。-Must I go now。-Yes,you must。(No, you needn't。/ No, you don't have to。)
need,dare这二词有实意动词和情态动词两种词性,如用作实意动词后接动词不定式to do,如用作情态动词后接动词原形。Need I go now? --Yes, you must/No, you needn't)
shall用于第一人称疑问句中表说话人征求对方的意见或向对方请求,如,Shall we begin our lesson?用于二、三人称陈述句,表说话人命令、警告、允诺、威胁等口吻,如: You shall fail if you don't workharder
should表应该,意为有责任,有义务。如:We should try our best to make our country more beautiful
will表有做某事的意志、意愿、安心、打算,如"Will you lend me your book?" "Yes, I will“
should have done表应该做而未做
must have done表对过去事实的肯定推测
could have done表本可以做某事
判断句:肯定句用must, 否定句用can't,不太肯定用may,might
He must be in the office now
He must have gone to bed, for the light is out
He can't be in the office. He is at home
He couldn't have cleaned the classroom, because he didn't come here today
He might be in the office, I am not sure
He might have cleaned the room, I suppose
不定式的一般式:不定式的一般式所表示的动作通常与主要谓语的动作同时或几乎同时发生,或是在它之后发生。
如:They invited us to go there this summer他们邀请我们今年夏天去那儿。He stood aside for me to pass他站到一边让我通过。
不定式的完成式:不定式的完成式所表示的动作在谓语所表示的动作之后发生,它在句中可作表语、状语、宾语,有时也可作主语、定语等。
如:She seemed to have heard about this matter她似乎已听说过这件事。
I am sorry to have kept you waiting so long我很抱歉让你等了这么久。
I meant to have told you about it,but I happened to have an important thing to do我本来想告诉你这件事的,但我碰巧有一件重要的事要做。
It has been an honor for me to have traveled so much in your country对我来说,在你们国家旅行这么多地方是一件很荣幸的事情。
不定式的进行式:不定式的进行式表示正在进行的与谓语动词同时发生的动作。它在句中可以用作除谓语以外的所有成分。
如:It’s nice of you to be helping us these days你真好,这些天一直帮我们。
He pretended to be listening to the teacher carefully他假装在认真地听老师讲课。We didn’t expect you to be waiting for us here我们没料到你一直在这儿等我们。
不定式的完成进行式:如果不定式表示的动作是谓语所表示
动词不定式的否定形式是由not或never加不定式构成。如:Try not to be late again next time.尽量下次不要再迟到。He wished us never to meet her again他希望我们永远不要再见到她。
疑问词+动词不定式:不定式和疑问词whether,what,which,whom,where,when,how,why等连用可以在句中起名词的作用,通常跟在tell,know,show,decide,learn,wonder,explain,advise,teach,discuss,find out等动词后面作宾语,有时也可以充当主语、表语等。
以上就是掌门学堂小编为大家整理的高中英语知识点大全,英语的学习主要在于语法掌握,语言的使用,因此学生们一定要掌握高中英语词汇和词组,平时熟练应用各种语法,这样在高考英语中才可以拿出高成绩。