高中英语从句总结
高中英语所有定语从句考点总结
高中英语所有定语从句考点总结定语可以由形容词、名词、代词、分词、不定式以及介词短语等来担任，也可以由一个句子来充当，充当定语功能的句子称为定语从句。
1.先行词：被定语从句所修饰的名词或代词①指人的先行词②指物的先行词★ 先行词还可以是前面整个句子所叙述的事情。
He has passed the driving test, which surprises all of us. (which替代前面所叙述的事情) 先行词2.关系词：引导定语的词(1)关系词的作用①替代前面的先行词（替代作用）②连接主句和定语从句（连接作用）③在定语从句中作句子成分（成分作用）(2)关系词的分类①标准：根据关系词在从句中做的句子成分种类②关系代词：在从句中做 主，宾，表，定（that/which/who/whom/whose/as）③关系副词：在从句中作状语(When/where/why)3.定语从句：用来做定语，修饰限定先行词的句子1.限制性定语从句：对先行词起限定修饰作用。
He is a teacher who works at our school.2.非限制性定语从句：对先行词起补充说明作用(先行词与定语从句之间有逗号隔开)Beijing, which is the capital of China, is a beautiful city with a long history.比较：He has two sons, who work in the same company.(He has only two sons.)He has two sons who work in the same company.(Perhaps he has two more sons)1.关系代词的省略(限定性定语从句)(1)关系代词在定语从句中作宾语She is the girl (whom / that) I loved before. (可以省略whom/that)(2)关系代词在定语从句中作表语He is no longer the boy (that) he used to be. (可以省略that)(3)关系代词作介词宾语，介词在从句句尾时可以省略Housing price is a problem (that/which) people are interested in.比较：Housing price is a problem in which people are interested.（此时只能用which且不能省略） 2.先行词是人(that/who的区别)(1)用that的情况①以疑问词who开头的句子中Who is the man that is shouting there?②关系代词在从句中作表语时She is not the girl that she used to be.③先行词被the very, the right, the only修饰This is the very person that we are looking for.(2)用who的情况①先行词是one, ones, anybody, all, none, those 等Those who want to go to the cinema will have to wait at the gate of the school.②句子中有两个定语从句,一个用了that,另外一个用whoWho is the boy that won the gold medal?③在there be 结构中There are many young men who are against him.④在非限定性定语从句当中Tom, who is my best friend, has gone abroad to study.3.先行词是物(that / which的区别)(1)用which的情况①在非限定性定语从句中She lost the game, which depressed her greatly.②关系词置于介词之后，作宾语The pen with which you write is Jack’s.Let me show you the novel that I borrowed from the library which is newly open to us.(2)用that的情况①先行词是不定代词如all, little, few, much,anything, everything, nothing, none, no one等She did all that she could to help us.②先行词被all, every, no, some, little, much, the only, he very, the right，the last等所修饰时This is the very book that I want.③先行词中既有人又有物时She described in her compositions the people and he places that impressed her most.④先行词前有序数词或形容词最高级修饰时This is the best book that I have ever read.This is the first film that I’ve seen since I came here.⑤定语从句中套定语从句，其中一个关系词以用which, 另外一个用thatHe built a factory which produced things that had never been seen before.⑥当主句的主语是疑问词which,另一个用thatWho is the person that is standing at the gate?4.As引导定语从句用法(1)As 既可以引导限制性定语从句也可以用于非限定性定句中充当主语，宾语，表语等。
高中英语从句分析(完整版)
高中英语从句分析：（完整版）一、名词性从句1.引导词that,if,whether,which,what,who,whom,whose,whatever,whoever, whomever,whichever,how,when,where,why2.种类：（1）主语从句（引导词在句子中做了主语）①that引导的（其中that不做任何成分，只起连接作用）例：That he will come to the conference.Whether the work can be completed on time is doubtful.If 引导的主语从句只能用it作形式主语例：It is doubtful if the work can be completed on time.③连接代词、副词引导的例;What delights me is that ……（2）宾语从句（引导词在句子中做了宾语）①动词的宾语从句例：He told us (that) they would help us.②介词的宾语从句（后不跟that，跟wh-类连接词）例：Kate was interested in what she has seen at the park.③形容词的宾语从句(表情感的）例：I am not sure whether they will agree with us.（3）表语从句①Be动词之后的为表语从句例：This is what i am interested in.②注意：●主语名词为reason时，表语的引导词为that不用why和because。
●主句主语为advice,suggestion,order等，表语中的谓语动词用should +动词原形。
（4）同位语从句（引导词是名词，如fact等）①这个从句是用来解释，说明某一名词的内容和实质的。
例:The fact that counties are still suffering poverty is a big problem to the world.二．定语从句1.修饰主句中的某一名词或代词的句子。
高中英语从句语法总复习
定语从句常考知识在复合句中修饰名词或代词的从句叫定语从句..被修饰的名词或代词叫先行词..通过从句的意思判断先行词..引导定语从句的关系代词有who;whom;whose;which;that等和关系副词where;when;why等..一、非限制性定语从句记：有逗号的从句;连接词一定不用that..典型例题They will fly to Washington;_________ they plan to stay for two or three days.A.whereB.thereC.whichD.when二、关系代词who;whom;whose引导的定语从句这类定语从句中;who在从句中用作主语;whom从句中用作宾语;whose从句中用作定语注意：Whose既可代表人;也可代表物eg：Do you see the house whose windows are all broken三、关系代词that和which引导的定语从句1、只能用which的情况1介词+which2非限制性定语从句2、只能用that的情况1先行词为不定代词all;nothing;much等2两个the：先行词为序数词和最高级3人和物同时做先行词时4先行词被the only;the very修饰时3、“介词+which/whom”中介词的选择关系代词前的介词使用时根据与名词前面的动词搭配关系和介词的搭配关系及句子结构上的需要而定..eg：We`ll never forget the day on which we went camping.四、关系副词when;where;why引导的定语从句1、when;where;why=介词+which;有时为表达清楚;还可在关系副词where、when前加介词from;to..Reason Why= reason for which2、关系副词和关系代词的比较记：从句的句子是完整的连接词一定用关系副词3、高考对关系副词where的考查高考中对where的考查趋于复杂;先行词由“明显的地点”转为“地点的模糊化”..Where 不能只理解为表地点;当先行词表示某人/物的处境situation;或某事所发展的阶段;或表达某事的某个方面part;point时都可用where这个关系副词..例词：Place地点 Case案例 Situation形势 Point点 Top顶点 Position地位Stage阶段 Occasion场合 Aspect方面…….五、关系代词as;which的区别As主要用于as…as；the same as…；such as…等结构中..译为“正如”..as 引导非限制性的定语从句;修饰前面整个句子;而which均可..eg：The meeting;which was held in the park;was a success.eg：The meeting was a success;as was expected.典型例题1My friend showed me round the town; was very kind of him.A. whichB. thatC. whereD. it2The Beatles;________ many of you are old enough to remember;came from Liverpool.A.whatB.thatC.howD.as六、way的特殊用法The way that/which/不填 he explained to us was quite simple.The way that/in which/不填 he explained the sentence to us was not difficult to understand.考点剖析命题规律：1关系代词的辨析及关系副词的辨析..2关系代词的指代情况3定语从句的主谓一致问题..例题：规律总结：定语从句一般考连接词;一般分三步完成..1、判断定语从句的先行词和理解从句意思..2、看从句是否完整;完整一定用关系副词..3、不完整的……1关系代词和关系副词的辨析;判断从句是否完整;完整的连接词一定用关系副词.. eg：This is the farm where he works.eg：This is the farm which he visits.遇到situation;part;point;place;period等;一般连接词用where..遇到time;age;day等;一般连接词用when..介词后一定不加that;注意介词的判断..介词+which/whom不用who..关系副词=介词+which2非限制性定语从句及有逗号的从句;一定不用that特别注意先行词为整个句子时.. which;that的一些特殊用法..作宾语的关系代词可省略3定语从句的两个特殊句型Is this school we visited that yearIs the school we visited that yearIs this the school we visited that year名词性从句常考知识一、名词性从句的结构和功能总述名词性从句包括主语从句、宾语从句、表语从句、同位语从句..具有名词性功能..名词性从句主要有四种从句结构：以that引导的从句；以whether/if 引导的从句；以特殊疑问词引导的从句；以what或wh-ever等连接代词引导的名词性关系从句..主语从句宾语从句表语从句同位语从句作及物动词宾语作介词宾语that 一般不省略可以省略一般不省略一般不省略一般不省略whether/if是否放于句首时只用whether 用whether/if均可;但有区别只用whether 只用whether 只用whether特殊疑问词注意语序要用陈述语序名词性关系从句注意语序要用陈述语序典型例题1Can you tell me ________________我如何去get to the railway station2These photographs will show you _____________________________我们村上看上去是什么样子的..二、that从句一主语从句1、that从句作主语时;常用it作形式主语;常见的句型有：1It+be+形容词obvious;true;natural;surprising;good;wonderful;funny;possible;likely;certa in;probable…+that从句..eg：It is certain that she will do well in her exam. 2It+be+名词词组no wonder;an honor;a good thing;a pity;no surprise…+that 从句..eg：It`s a pity that we can`t go.3It+be+过去分词said;reported;thought;expected;decided;announced;arranged…+that从句.. eg：It is said that Mr.Green has arrived in Beijing.4It+不及物动词+that从句eg：It seems/happens/appears/turns out/doesn`t matter…that…注意：It ishightime that we got down to work.It is the first time that I have come to Beijing.2、that连接词位于句首时;不能省略..eg：That we are invited to a concert this evening is good news to us.二宾语从句1、常见的可接that从句作宾语的动词有see;say;know;imagine;discover;believe;tell;show;think;consider;be sure;be afraid…可省略..在可以接复合宾语的动词之后;如think;make;consider等;可用it 做形式宾语..eg：He has made it clear that he will not give in.eg：We consider it necessary that he should improve his pronunciation.2、that从句一般不能充当介词宾语;但可作except;in等介词的宾语..其他介词后需用that时;必须用it作形式宾语..eg：You may depend on it that I shall always help you.三表语从句that引导表语从句时;不可省略..eg：My decision is that all of us are to start at 6 o`clock tomorrow morning.四同位语从句连词that引导的同位语从句;在从句中不担当任何成分;不省略..应在某些有内容的名词之后;如：fact;hope;desire;thought;suggestion;idea;news;problem;possibility等..eg：There`s a feeling in me that we`ll never know what a UFO is—not ever.三、whether/if是否一在表语从句和同位语从句中只能用whether不能用if；当主语从句放于句首时;也只能用whether不用if；当it作形式主语;主语从句放在句末时用whether或if均可..eg：Whether the meeting will be given is still a problem.eg：It is doubtful whether/if he will come here.eg：The problem is whether the meeting will be given.eg：I have no idea whether the meeting will be given.二在宾语从句中：介词后只用whether;不用if..eg：I depends on whether you can do the work well.典型例题1_________we`ll go camping tomorrow depends on the weather.2I am not sure_______ he will come here or not.3This decision will have effect on ______ or not he will succeed.四、特殊疑问词一主语从句特殊疑问词引导主语从句时;常用it作形式主语..eg：It makes no difference where we shall have the meeting.二宾语从句1、能接特殊疑问词引导的宾语从句的动词很多;常见的有：see;tell;ask;answer;know;decide;findout;imagine;suggest;doubt;wonder;show;discuss;understand;inform;advise等. eg：I can`t imagine how he did it.eg：They couldn`t understand why I refused it.2、作介词宾语..eg：It all depends on how we solve the problem.eg：We are worrying about what we should do next.三表语从句、同位语从句eg：The problem is where we should stay.eg：My question how I shall get in touch with him has not been answered.五、名词性关系从句What是最常用来引导名词性关系从句的关系代词..what=the things which/that;whoever=anyone who;whichever=anyone/anything that;whatever=anything that.Where=the place where;when=the time when.三表语从句eg：This is where our problem lies.eg：Tomorrow is when it would be most convenient.四同位语从句eg：I gave the girl a big doll;exactly what she longed to have.五名词性关系从句还可作宾语补足语eg：We`ll make him whatever he is fit for.eg：I`ll call the baby whatever name you like.eg：He has made the company what it is today.六、名词性从句的几个难点一wh-ever与no matter wh-的用法区别;wh-ever放句首句中; no matter wh-放句首wh-ever既可引导名词性从句;又可引导让步状语从句；而no matter wh-只能引导让步状语从句..eg：Whatever I said;he wouldn’t listen to me.=No matter what I said;he wouldn’t listen to me.eg：He would believe whatever I said.另外;whoever;whatever;whenever;wherever中;ever起强调作用;意为“究竟、到底”..二as if/as though;because;why也可引导表语从句..eg：It looked as if it was going to rain.三连词that引导的同位语从句和关系代词that引导的定语从句的区别1、连词that引导同位语从句时;应放在某些具有内容的名词之后;如fact;hope;desire;thought等;对前面的名词起补充说明的作用..只起引导的作用;在从句中不担当任何成分;因此that引导的同位语从句是完整的..2、关系代词that引导定语从句时;在定语从句中担当成分主、宾;that引导的定语从句时残缺的..eg：The news that our football team won the match was encouraging.eg：The news that we heardon the radio was not true.并列句和状语从句并列句1、表递进关系：and;not only…but also…;neither…nor…;not…but…2、表示选择关系：常用的并列连接词有or;either…or…;otherwise等..3、表转折关系：but;yet;whereas;while等..4、说明关系：so;for..5、while “而;却”表对比..典型例题1_______ I accept that he is not perfect;I do actually like the person.2Follow the doctor`s advice;_______ your cough will get worse.3He was just going to sleep______ he heard someone shout“FireFire”.4She is seriously ill;_______she doesn`t give up hope.5He is a good teacher;_______ he is very popular with students.6_______ does he do well in English;but he does well in maths.状语从句时间状语从句一、when、while、as1、when既可以引导一个持续动作、也可以引导一个短暂动作..2、从属连词while引导的动作必须是持续性的;侧重主句动作和从句动作相对比..3、连词as可表示“一边…;一边…”或“随着…”..eg：When/While/As I was walking down the steet;I came across an old friend of mine.二、as soon as;immediately;directly;instantly;the moment;the minute;the instant;no sooner…than…;hardly/scarcely…when…和once一…就…eg：The moment I heard the voice;I knew father was coming.eg：No sooner had we arrived at the station than the train left.eg：The boy burst into tears immediately he saw his mother.注意：I had hardly got home when it began to rain.Hardly had I got home when it began to rain.三、till;until;not…until1、肯定句：主句动词必须是延续性动词;意为|“某动作一直延续到某时间点才停止”.. eg：He remained there until she arrived.eg：You may stay here until the rain stops.2、否定句：主句动词必须是非延续性动词;意为“某动作之道某时间才开始”.. eg：He won`t go to bed till/until she returns.3、till不可以置于句首;而until可以..eg：Until you told me I had no idea of it.4、not…until 句型中的强调和倒装用法：1It was not until you told me that I had any idea of it.强调2Not until you told me did I have any idea of it.倒装典型例题句型转换：I didn`t leave until she came back.1_______ ________ she came back _______ _______ leave.2_______ _________ not until she came back _______ I ________.四、before和since1、若表达“还未…就…；不到…就…；…才…；还没来得及”时;需用连词before.. eg：We had sailed four days and four nights before we saw land.2、before从句中谓语不用否定式..eg：Before they reached the station;the train had gone.3、It will be+一段时间+before…多久之后才…eg：It will be half a year before I come back.eg：It won`t be long before we meet again.4、since从句一般过去时的动词一般是非延续性动词;主句的动词现在完成时或现在完成进行时时延续性或反复发生的..5、在“It is+一段时间+since从句”句型..eg：It is three years since the war broke out.五、every time;each time;next time;the first time;any time;all the time等;表示“每当…；每次…；下次…”等..eg：Every/Each time I was in trouble;he would come to help me out.eg：Next time you come;do remember to bring your son here.eg：The last time she saw James;he was lying in bed.地点状语从句和原因状语从句一、地点状语从句1、引导地点状语从句的从属连词where;wherever指具体地点时..2、注意区分where引导的定语从句和状语从句：You`d better make a mark where you have any questions.You`d better make a mark at the place where you have any questions.二、原因状语从句1、引导的连词有：because;as;since;now that;seeing that;considering that.. Because 主句前或后直接因果关系语气强能回答whyAs 主句前或后双方都知道的原因不能回答whySince/now that 主句前双方都知道的原因eg：—Why are you absent from the meeting —Because I am ill.eg：As it is raining;we shall not go to the park.eg：Now that/Since everybody is here;let`s begin our meeting.2、其他表原因的方式Because of;thanks to;due to;owing to等..for He doesn’t know about it;for he didn`t see the film.目的状语从句和结果状语从句一、目的状语从句连词有：so that;in order that;for fear that;in case;lest等..1、in order that与so thateg：I`ll speak slowly so that you can understand me.eg：In order that we might see the sunrise;we started for the peak early. 2、for fear that;in case和lest从句中动词要用should+动词原形;本身带有否定意义eg：The boy hid himself behind the tree in case/for fear that his father should see him.eg：Take your raincoat in case/lest it should rain.二、结果状语从句引导结果状语从句的连词：so that;such thateg：Mike is such an honest worker that we all believe him.=Mike is so honest a worker that we all believe him.当so或such置于句首;主句要用倒装语序..eg：So clever a student was he that he was able to work out all the difficult problems.典型例题句型转换：He is so young that he can`t join the army.1He is_____ _____ ______ to join the army.2He is _____ _____ to join the army.3He is so young _____ _____ _____ join the army.条件状语从句和方式状语从句一、条件状语从句连词有：if;unless;so/as long as;in case;on condition that..eg：You`ll fail the exam unless you study hard.eg：As long as you don`t loseheart;you will succeed.eg：In case ther is a fire;what will we do first二、方式状语从句连词：as;as if;as thougheg：Do as you are told to;or you`ll be fired.eg：The old lady treats the boy as if he were her own son.eg：I feel as if I have a fever.让步状语从句和比较状语从句让步状语从句1、although/though;even though/even ifeg：He is unhappy;though/although he has a lot of money.eg：Although/though it was raining hard;yet they went on playing football. eg：Even though/if it is raining;we`ll go there.注意：though作“可是;然而”;句末eg：He said he would come;he didn`t;though.2、as或though引导的让步状语从句倒装的情况eg：Child as he is;he knows a lot.eg：Much as I like it;I won`t buy it;for it`s too expensive.3、whether…or…不管…还是…；疑问词+ever与no matter+疑问词eg：Whether you believe it or not;it is true.eg：Whatever you say;he won`t believe you.eg：Whoever you are;you must obey the rules.注意：whoever;whatever;whichever等还可引导名词性从句..eg：You can take whatever you like.4、while 然而eg：While I admit that there are problems;I don`t agree that they cannot be solved.典型例题1I`ll be your true friend; ______ happens.A.whateverB.no matter what2______ I see him; he is busy with his research work..A.WheneverB.No matter when3He liked reading very much.______ he went;he took a book with him.A.WhereverB.No matter where4______ difficult the problem may be ;I`ll work it out by myself.A.However B no matter how5I won`t let you in;______ you may be.A.whoeverB.no matter who6______ leaves the room last should remember to turn off the light.A.WhoeverB.No matter who7I`m too busy to buy you a present;wo you can use the money I give you to buy ______ you like.A.whateverB.no matter what8I`ll give the ticket to ______ really wants to see the film.A.whoeverB.whomeverC.no matter who状语从句的紧缩现象一、时间状语从句中常见的紧缩Don`t speak until spoken to.While in Beijing;I paid a visit to the Summer Palace.二、条件状语从句中常见的紧缩Come tomorrow if possible.If so;you must go back and get it.I`ll buy a TV set if necessary.三、方式状语从句中常见的紧缩She stood at the gate as if waiting for someone.The woman teacher left the classroom silently as though angry.四、其他状语从句中的紧缩Though cold;he still wore a shirt.Being blind;he couldn`t see anything.who。
高考英语 高中英语三大从句知识点 附例句
高考英语高中英语三大从句知识点附例句1. 名词性从句：作为主语、宾语、表语或同位语，常用连接词有that, whether, if, who, whom, whose, what, which等。
例句：- What he said is true.（他说的是真的。
）- I don't know whether he will come or not.（我不知道他会不会来。
）- She asked me if I had finished my homework.（她问我是否完成了作业。
）2. 定语从句：修饰名词或代词，常用连接词有that, who, whom, whose, which等。
例句：- The book that I borrowed from the library is very intere sting.（我从图书馆借的那本书非常有趣。
）- The girl who is standing over there is my sister.（站在那边的女孩是我的妹妹。
）- The car, which is parked outside, belongs to my neighbor.（停在外面的那辆车是我邻居的。
）3. 状语从句：表示时间、条件、原因、结果、让步等，常用连接词有when, while, before, after, since, until, if, unless, because , since, as, so that, in order that, although, though等。
例句：- I will call you when I arrive at the airport.（我到机场后会给你打电话。
）- If it rains tomorrow, we will stay at home.（如果明天下雨，我们会呆在家里。
）- He failed the exam because he didn't study hard.（他考试不及格是因为他没有认真学习。
高中英语知识点归纳从句的分类与用法
高中英语知识点归纳从句的分类与用法从句是英语中十分重要的语法结构之一。
它可以在句子中充当名词、形容词或副词的作用。
了解从句的分类和用法对于理解和运用英语非常有帮助。
本文将对高中英语中的从句分类和用法进行归纳总结。
一、名词性从句名词性从句可以在句子中作主语、宾语、表语或同位语等，常见的名词性从句有以下几种：1. 主语从句主语从句在句子中作主语，常以连接词that或whether引导。
例如：- That he has passed the exam is good news.- Whether she will come to the party is still uncertain.2. 宾语从句宾语从句在句子中作宾语，常以连接词that或wh-引导。
例如：- She said that she would be there on time.- I don't know what his name is.3. 表语从句表语从句在句子中作表语，常以连接词that或wh-引导。
例如：- My biggest hope is that we can achieve success together.- The question is whether she will accept the job offer.同位语从句用来对某个名词或代词进行解释或说明，常以连接词that引导。
例如：- The fact that he broke his promise disappointed me.- Her announcement that she was going to retire surprised everyone.二、形容词从句形容词从句用来修饰名词或代词，常以连接词that, which, who, whom, whose, when, where, why等引导。
例如：- The book that I borrowed from the library is very interesting.- I know a girl whose father is a famous actor.三、副词从句副词从句用来修饰动词、形容词或副词，常以连接词that, if, whether, because, although, when, where, how等引导。
高中英语语法归纳总结从句
高中英语语法归纳总结从句从句是英语语法中的一个重要部分。
它能够在句子中充当名词、形容词或副词的作用，增强句子的表达力和多样性。
本文将对高中英语语法中的从句进行归纳总结，帮助学生们更好地理解和应用从句。
一、名词性从句名词性从句可以在句中担任主语、宾语、表语和同位语的角色。
常见的名词性从句有以下几种类型。
1. 主语从句主语从句在句中充当主语的角色，常以“that”或“whether/if”引导。
例如：“What you said doesn't make sense.”（你说的话毫无意义。
）主语从句的引导词可以省略，直接使用动词来引导，例如：“To forgive is to forget.”（宽恕就是忘记。
）2. 宾语从句宾语从句在句中作为动词的宾语，常以“that”或连接词引导，例如：“He said that he would come.”（他说他会来。
）宾语从句的引导词可以根据从句的内容来选择，如“whether/if”、“when”、“where”等。
3. 表语从句表语从句在句中充当表语的角色，常以“that”引导，例如：“The fact is that he is ly ing.”（事实是他在说谎。
）4. 同位语从句同位语从句用来解释或说明名词的具体内容，常以“that”引导，例如：“The news that he won the prize surprised everyone.”（他获奖的消息让每个人都感到惊讶。
）二、形容词从句形容词从句用来修饰名词，常以“that”或“which”引导。
形容词从句通常紧跟在被修饰的名词之后。
例如：“The book that he recommendedis very interesting.”（他推荐的那本书非常有趣。
）三、副词从句副词从句可以修饰动词、形容词或副词，并且可以表示时间、地点、原因、方式、条件等。
常见的引导词有以下几种。
高中英语中六大从句用法总结
英语中六大从句用法总结1.主语从句1）主语从句可直接位于主语的位置，如果从句较长，谓语又较短，可用it作形式主语，而将从句放在句末。
常见的句型有：*It is a fact\a pity\a question\good news that...*It seems\appears\happened\has turned out that...*It is clear\important\likely\possible that...*It is said\reported\estimated\has been proved that...It is said that comic books create a connection between people of the same generation. It seems that the performance is very useful.2)what引导的主语从句表示“...的东西时”，一般不用it作形式主语。
What we lack is experience.3)what,who,when,why,whether等词含有各自的疑问意义，但它们引导的主语从句，都用陈述语序。
How the plan is to be carried out should be discussed again.I did know why I felt like crying.2.宾语从句1）宾语从句可位于及物动词、介词和某些形容词后。
连词that常可省略。
介词后一般接疑问词引导的宾语从句。
in that(因为),except that(除了),but that(只是）已构成固定搭配，其他介词后一般不接that引导的宾语从句。
*I promised that I would change the situation.*All this is different from what American young people would say about friendship. *He is certain that watching so much television is not good for children.*This article is well-written except that it is a bit too long.2)宾语从句后如有宾补，要用形式宾语it来代替，而把宾语从句移至宾补之后。
高中英语从句知识点集合
高中英语从句知识点集合第一章名词性从句在句子中起名词作用的句子叫名词性从句(Noun Clauses)。
名词性从句的功能相当于名词词组, 它在复合句中能担任主语、宾语、表语、同位语、介词宾语等，因此根据它在句中不同的语法功能，名词从句又可分别称为主语从句、宾语从句、表语从句和同位语从句。
1. 主语从句主语从句是在复合句中充当主语的从句，通常放在主句谓语动词之前或由形式主语it 代替，而本身放在句子末尾。
1.1 It 作形式主语和it 引导强调句的比较It 作形式主语代替主语从句，主要是为了平衡句子结构，主语从句的连接词没有变化。
而it引导的强调句则是对句子某一部分进行强调，无论强调的是什么成分，都可用连词that。
被强调部分指人时也可用who/whom。
例如：a) It is a pity that you didn’t go to see the film. 你不去看那场电影真可惜。
b) It doesn’t interest me whether you succeed or not. 我对你成功与否不感兴趣。
c) It is in the morning that the murder took place. 谋杀案是在早上发生的。
(强调句型)d) It is John that broke the window. 是John 打碎的窗户。
(强调句型)1.2 用it 作形式主语的结构用it 作形式主语的结构(1) It is + 名词+ 从句It is a fact that … 事实是…It is an honor that …非常荣幸It is common knowledge that …是常识(2) It is + 形容词+ 从句It is natural that… 很自然…It is strange that… 奇怪的是…(3) It is + 不及物动词+ 从句It seems that… 似乎…It happened that… 碰巧…It appears that… 似乎…(4) It + 过去分词+ 从句It is reported that… 据报道…It has been proved that… 已证实…It is said that… 据说…1.3 主语从句不可位于句首的五种情况：(1) i f 引导的主语从句不可居于复合句句首。
高中英语状语从句用法详解
高中英语状语从句用法详解内容提要：一、时刻状语从句二、地点状语从句三、方式状语从句四、程度状语从句五、缘故状语从句六、结果状语从句七、目的状语从句八、条件状语从句九、让步状语从句十、比较状语从句一、时刻状语从句:1、时刻状语从句通常用下列从属连词来引导：after, before, as, once, till, until, (ever) since, when, whenever, while, now (that), as long as, as soon as。
如：Now (that) you’ve grown up, you must stop this childish behaviour.Whenever we met with difficulties, they came to help us.Come and see us whenever you have time.People do not know the value of health till they lose it.2、有些词，如immediately, directly, instantly 等，当用于as soon as 意义时，也能够引导时刻状语从句，如：I got in touch with him immediately I received his letter.My sister came directly she got my message.The machine will start instantly you press the button.I’ll telephone you directly I hear the news.Will you look for it immediately you get there?3．某些表示时刻的名词词组，如the (very) moment ( = as soon as ), the minute ( = as soon as ), the instant ( = as soon as ), the day, theyear, the morning, every time, each time, next time, the first time 等，也能够引导时刻状语从句，如：I’ll tell you about it the moment you come.I started the instant I heard the report.The instant she saw him she knew he was her brother.Every time I catch a cold, I have pain in my back.I’m going to see him next time he comes to Shenzhen.He left Europe the year World WarⅡbroke out.He had impressed me that way the first time I met him.I started the very moment I got your letter.I’ll tell him the minute (that) he gets here.4．有些关联从属连词，如no sooner …than / hardly …when / sca rcely …when / barely …when 等，也能引导时刻状语从句。
高中英语语法状语从句 归纳总结
状语从句一．分类：adv.+that（如此……以致）so that（结果……）such+n.+that（如果……以致）that（所以，因此）让步状语从句：though/although不可同but连用。
though/although （虽然）however （可是）even though/if（即使）no matter+what/which/where/who/when=whatever/whichever/wherever/whoever/whenever（不论什么/哪一个/哪里/谁/何时）比较状语从句：as （正如）as…as（和……一样）not as/so … as （不如……）than（比……更）the+比较级…+the+比较级（越……越……）条件状语从句：if（假设）unless（如果不）so long as（只要）on condition that （如果）方式状语从句：as（像……那样地）just as（正像）as if（好像）as though（好像）二．各种状语从句的简化方法：1after/before+doing sth.作状语。
例：After she sang，she left the rich man's house．= After singing，she left the rich man's house．2．以as soon as引导的状语从句的主语若与主句主语一致时，从句等于on+doing sth.,作状语，此时的动词为非延续性动词。
例：Mary began to operate on the wounded soldiers as soon as he arrived at the village．= Mary began to operate on the wounded soldiers on arriving at the village．3．时间状语从句和条件状语从句的主语和主句主语一致时，有时可简化为不定式作状语。
高中英语名词性从句知识点总结
高中英语名词性从句知识点总结宾语从句主语从句作及物动词宾语一般不省略放于句首时只用whether作介词宾语可以省略用whether/if均可，但有区别表语从句同位语从句thatXXX（是否）特殊疑问词名词性关系从句一般不省略一般不省略一般不省略只用whether只用whether只用whether注意语序要用陈述语序注意语序要用陈述语序一、that从句1、主语从句1）that从句作主语时，常用it作形式主语，常见的句型有：It+be+形容词（us。
true。
natural。
surprising,good,wonderful,funny,possible,likely,certain,proba ble,etc.）+that从句It+be+名词词组（no wonder。
an honor。
a good thing。
a pity。
no surprise。
etc.）+that从句It+be+曩昔分词（said。
reported。
thought。
expected。
decided。
announced。
arranged,etc.）+that从句2）that可以省略，但that从句位于句首时，that不能省略。
2、宾语从句1）常见的能够接that从句作宾语的动词有see。
say。
know。
imagine。
discover,believe。
tell。
show。
think。
consider。
be sure。
be afraid等。
在能够接复合宾语的动词当前，如think。
make。
consider等，能够用it作方式宾语。
2）That从句一般不能充当介词宾语，偶尔可作except。
in的宾语。
3、表语从句（that不可省略）4、同位语从句连词that引导同位语从句时，应在某些抽象名词之后，如：fact。
hope。
desire,thought。
n。
idea。
news。
problem。
possibility等，对前面的名词起补充说明的作用，that在从句中不担当任何成分，不能省略。
高中英语从句考点汇总,
高中英语从句考点汇总,建议收藏！语法是很多同学薄弱的地方，想要努力提分，却总是感觉有些力不从心？这几天小编将高中英语关于从句的内容全部整理了一遍，这部分内容也是考试中经常出现有容易出错的部分，大家赶紧收藏起来仔细学习，把不懂的语法内容都捋顺！一、主语从句在主句中用作主语的主谓结构称之为主语从句。
例句：That he will come to the discussion is certain. 他来参加讨论是确定的。
That the moon moves round the earth iswell known to all of us.月球绕地球转动，这是我们大家都熟知的。
When the meeting is to be heldhas not yet been decide.会议什么时候召开还没有决定。
主语从句放在句首，句子常常显得比较笨重，因此通常可以把it放在句首，作形式主语，而将主语从句放在后面。
例如上面的句子可以分别改写为：It is certain that he will come tothe discussion.It is well known to all of us thatthe moon moves round the earth.二、宾语从句在主句中作谓语动词、介词及非谓语动词的宾语的主谓结构称之为宾语从句。
在引导宾语从句时，从属连词that在口语中和非正式文本中常省略。
1. 动词后的宾语从句We know that a parrot can’t really speak.我们知道鹦鹉不会真的说话。
He wants to tell us what he thinks.他想告诉我们他所想的事情。
Knowing that it was going to rain, they decided to work inside the house.知道要下雨了，于是他们决定在室内工作。
高中英语语法基础 ——定语从句知识点总结归纳讲解(附同步练习)(有答案)
高中英语语法基础——定语从句知识点归纳讲解（附同步练习）★先行词：被定语从句修饰的名词或代词叫先行词。
通常情况下，引导词前面的名词即为从句的先行词。
★关系词：引导定语从句的词叫关系词。
也可以称作引导词。
①关系代词：who，whom，which，that，whose，as，在从句内作主语、宾语等名词性成分。
②关系副词：when，where，why在从句内作状语。
（一）. 使用who、whom、which、that的定语从句1. whoThis is the boy who plays basketball very well.This is the teacher who is teaching us English.▲who 指人, 在从句中作主语。
2. whomThis is the boy (whom) I often help.The man is our headmaster (whom) you met just now.I met the girl (whom) you often praise.▲whom 指人,在从句中作宾语, 可省略。
3. whichThis is the farm which keeps many cows.This is the farm (which ) I visit every year.▲which 指事物, 在从句中作主语或宾语,作宾语时可省略。
4. that以上三种情况均可用that。
指人或指物，可作主语和宾语，作宾语时可省略。
（二）. 使用whose的定语从句Do you know the girl whose father is mayor.I used to work in an office whose window faces north.I work in a school whose students are excellent.▲whose 指人或物的所属关系，表示“某人的”或“某物的”。
高中英语知识点归纳定语从句与主语从句的区别
高中英语知识点归纳定语从句与主语从句的区别定语从句与主语从句是高中英语中常见的从句结构，它们在使用和功能上有着明显的区别。
本文将针对这两个从句的概念、用法和区别进行详细的归纳。
一、定语从句定语从句是用来修饰名词或代词的从句，它对被修饰的名词或代词起到进一步解释、限定或补充的作用。
定语从句通常由关系代词或关系副词引导，其中关系代词包括：that, which, who, whom, whose等；关系副词包括：where, when, why等。
定语从句一般紧跟在被修饰的名词或代词之后。
1. 关系代词引导的定语从句关系代词引导的定语从句可以在从句中充当主语、宾语、定语和状语等成分。
以下是一些例子：- The book that I borrowed from the library is very interesting.- I have a friend who is good at playing basketball.- This is the house which was built last year.2. 关系副词引导的定语从句关系副词引导的定语从句一般修饰地点、时间和原因等名词或代词，其中where表示地点，when表示时间，why表示原因。
以下是一些例子：- I still remember the place where we met for the first time.- Do you know the reason why she didn't come to the party?- This is the time when we should work harder.二、主语从句主语从句是用来充当句子的主语的从句，它在句子中起到句子的主语的作用。
主语从句通常由连接词that引导，但有时也可以由连接词whether或if引导。
主语从句通常位于句首作为主句的主语，或者位于动词后作为主句的宾语。
高中英语所有从句大全
高中英语所有从句大全1. 主语从句：它用一个从句作为句子的主语，句式为“主语 + that/whether/if + 谓语”。
例句：That she is not satisfied with her present occupation is evident from her expression.（她对现在的职业不满意从她的表情中可以看出来。
）2. 宾语从句：它用一个从句作为句子的宾语，句式为“主语 + 动词 + that/whether/if + 从句”。
例句：I know that you are a hardworking student.（我知道你是一个勤奋的学生。
）3. 表语从句：它作为句子的表语，句式为“主语 + be + 从句”。
例句：The fact that he passed the exam made him happy.（他通过了考试的事实使他很高兴。
）4. 同位语从句：它用来阐释和说明前面名词分类的内容，句式为“名词/代词 + 的 + 从句”。
例句：The news that he got the scholarship was confirmed by the school.（学校证实他得到了奖学金的消息。
）5. 定语从句：它用一个从句来修饰名词或代词，句式为“先行词 + 关系代词/副词 + 谓语”。
例句：The person who won the championship last year has retired from the game.（去年夺得冠军的那个人已经从比赛中退役了。
）6. 状语从句：它用一个从句来说明或修饰句中的动作或状态，句式为“状语 + 主句”。
例句：Once you start, you must finish it.（一旦开始，你必须把它做完。
）7. 时间状语从句：它说明了一个动作发生的具体时间，通常以时间连词引导，如“when, while, as, until, before, after”。
高中英语语法从句归纳总结
高中英语语法从句归纳总结英语语法从句是指在一个句子中，一个从句作为另一个句子的一部分来完成某些语法功能。
在高中英语学习中，语法从句是一个非常重要的知识点。
掌握好语法从句的用法可以帮助我们更准确地表达自己的意思，提高英语写作和口语表达的水平。
本文将对高中英语语法从句进行归纳总结。
1. 名词性从句名词性从句可以在句子中担任名词的作用，常出现在主语、宾语、表语和同位语等位置。
名词性从句包括主语从句、宾语从句、表语从句和同位语从句。
1.1 主语从句主语从句可以作为句子的主语，常使用的连接词有“that”和“whether/if”。
例如：- That he has passed the test is good news.（他通过考试是个好消息。
）- Whether he will come to the party is still unknown.（他是否会来参加派对仍未知。
）1.2 宾语从句宾语从句用来充当主句的宾语，常使用的连接词有“that”和“whether/if”。
例如：- I know that she is a doctor.（我知道她是一名医生。
）- He asked me whether/if I had finished my homework.（他问我是否已经完成了作业。
）1.3 表语从句表语从句用来简述主语的特征、性质或状态，常使用的连接词有“that”和“whether/if”。
例如：- The truth is that he is a liar.（事实是，他是个说谎者。
）- The question is whether/if we can solve the problem.（问题是我们是否能解决这个问题。
）1.4 同位语从句同位语从句用来解释或说明名词的具体内容，常使用的连接词有“that”和“whether/if”。
例如：- The fact that she passed the exam surprised everyone.（她通过了考试这个事实使每个人都惊讶。
高中英语从句知识点总结
高中英语从句知识点总结一、名词性从句1.定义：在句子中起名词作用的句子，包括主语从句、宾语从句、表语从句和同位语从句。
2.分类：•主语从句：在句子中充当主语的部分。
通常由that, who, whether, what, which等词引导。
•宾语从句：在句子中充当宾语的部分。
通常由that, who, whether, what, which等词引导。
•表语从句：在句子中充当表语的部分。
通常由that, who, whether, what, which等词引导。
•同位语从句：在句子中充当同位语的部分。
通常由that, who, whether, what, which等词引导。
3.注意事项：•从句的时态要与主句的时态保持一致。
•从句的词序要遵循陈述句的词序，即主语在前，谓语在后。
二、定语性从句1.定义：用来修饰名词或代词的句子，称为定语从句。
2.分类：•限制性定语从句：对被修饰的名词或代词进行限定和说明。
如果去掉定语从句，主句的意思就不完整或者不明确。
•非限制性定语从句：对被修饰的名词或代词进行补充说明，但并不限定其范围。
如果去掉定语从句，主句的意思仍然完整。
3.注意事项：•定语从句的时态要与被修饰的名词或代词的时态保持一致。
•定语从句的词序要遵循陈述句的词序，即主语在前，谓语在后。
三、状语性从句1.定义：用来修饰动词、形容词或副词的句子，称为状语从句。
2.分类：•时间状语从句：表示时间关系的状语从句，如when, before, after等。
•条件状语从句：表示条件关系的状语从句，如if, unless等。
•原因状语从句：表示原因关系的状语从句，如because, since等。
•让步状语从句：表示让步关系的状语从句，如though, even if等。
3.注意事项：•状语从句的时态要与主句的时态保持一致。
•状语从句的词序要遵循陈述句的词序，即主语在前，谓语在后。
四、总结高中英语从句是英语语法中的重要部分，包括名词性从句、定语性从句和状语性从句。
高中英语语法总结-表语从句
高中英语语法总结-表语从句1. 表语从句的定义和用法表语从句是一种在句子中充当表语的从句。
它通常由连词“that”引导，也可以使用其他引导词如“whether”或“if”。
表语从句用来描述或补充主语的信息，并且与主句的主语一致。
2. 表语从句结构表语从句的基本结构是：主语 + 系动词 + 从句。
主语和系动词之间用连词“that”连接，如果从句中没有其他成分需要强调，可以省略连词“that”。
例子：- The important thing is [that you try your best].3. 表语从句的引导词除了常用的引导词“that”之外，还可以使用其他引导词引导表语从句。
常见的引导词有：- Whether: 表示“是否”，常用于疑问句和否定句。
- Do you know [whether it will rain] tomorrow?- If: 表示“是否”，与whether用法相同，但更常用于陈述句。
- I am not sure [if he is right].- Let me know [if you need any help].- What: 表示“什么”，用于特殊疑问句或部分特殊疑问句。
- The question is [what he wants to do].- I wonder [what she is thinking].- Who: 表示“谁”，用于特殊疑问句或部分特殊疑问句。
- The problem is [who will take care of it].- Do you know [who is in charge] here?4. 表语从句的时态和语态表语从句的时态和语态与主句的谓语动词保持一致。
- 时态一致：- He said [that he is happy].- I hope [that it will stop raining].- 语态一致：- It is known [that he is a talented musician].- The fact is [that we were all surprised].5. 表语从句的注意事项- 不使用引号：表语从句不需要使用引号来引用。
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1.2. +3.1 that. That they were in truth sisters was clear from the facial resembla nee betwee n them.2 whether.Whether he ll come here isn t clear.3 who whom whose what which whoever whatever whicheverwhere whe n how why.What she did is not yet known.How this happe ned is not clear to anyone.Whoever comes is welcome.Wherever you are is my home my only home.1. it itA. lt+be+ obvious true n atural surpris ing good won derful funny possible likely certa in probable etc. +thatIt is certa in that she will do well in her exam.It is probable that he told her everyth ing.B. lt+be+ no won der an honor a good thing a pity no surprise etc. +thatIt s a pity that we can t go.It s no surprise that our team should have won the game.C. lt+be+ said reported thought expected decided announced arranged etc. +thatIt is said that Mr.Gree n has arrived in Beiji ng.It is reported that China has sent another man-made earth satellite into orbit.D. It+seem happe n +thatIt seems that Alice is not coming to the party at all.AliceIt happe ned that I was out that day.E. It+does n t matter makes no differe nee etc. +It does n t matter whether she will come or not.It makes no differe nee where we shall have the meeti ng.F. that itIs it true that the scie ntist will give us a lecture n ext weekDoes it matter much that they will not come tomorrowG. itHow stra nge it is that the childre n are so quiet2. whoever whatever whicheverWhoever comes will be welcome. whoever=the pers on whoWhatever he did was right. whatever=the thing thatWhichever of you comes in will receive a prize. （whichever=anyone of you who ）你们当中不论哪个进来将会得到奖2）表语从句1•定义：用作表语的从句叫做表语从句。
2•构成：关联词+简单句3. 引导表语从句的关联词的种类：（1）从属连词that.如：The trouble is that I have lost his address.麻烦是我把他的地址丢了。
（2）从属连词whether，as，as if.如：He looked just as he had looked ten years before.他看起来还与十年前一样。
The question is whether they will be able to help us.问题是他们是否能帮我们。
注：从属连词if 一般不用来引导表语从句，但as if却可引导表语从句，如：All this was over twenty years ago ，but it' s as if it was only yesterday.这都是20多年前的事了，但宛如昨天一样。
能跟表语从句的谓语动词一般为系动词be, seem, look等。
如：It looked as if it was going to rain. 看起来天要下雨了。
（3）连接代词who，whom，whose，what，which，whoever，whatever，whichever连接畐U词where，when，how，why.女口：The problem is who we can get to replace her.问题是我们能找到谁去替换她呢。
The question is how he did it.问题是他是如何做此事的。
That was what she did this morning on reaching the attic.那就是她今晨上了阁楼干的。
解释：1. 连词because可引导表语从句。
如：I think it is because you are doing too much.我想这是因为你做得太多。
2. 在一些表示“建议、劝说、命令”的名词后面的表语从句中，谓语动词用虚拟语气。
should+动词原形表示，should可省略。
如：My suggestion is that we （should）start early tomorrow.我的建议是我们明天一早就出发。
3）宾语从句1. 定义：用作宾语的从句叫宾语从句。
2. 构成：关联词+简单句。
3. 引导宾语从句的关联词有三类：（1）从属连词that.如：He told us that he felt ill.他对我们说他感到不舒服。
I know he has returned.我知道他已经回来了。
注：that在引导宾语从句时也并不是任何情况下都可以省略。
在以下情况下，that不能省略。
〔.Everybody could see what happened and that Tom was frightened. （and连接两个宾语从句，that宾语从句放在and的后面时，that不能省略。
）大家都会看出所发生的事情并知道Tom非常害怕。
2.I know nothing about him except that he is from the south. （that 引导的宾语从句作介词宾语时，that 英语不能省略。
）对他我一无所知，只知道他是南方人。
3. That he ever said such a thing I simply don ' t believe. （that 从句位于句首时，that 不可省略。
）我简直不相信他曾说过这样的话。
4. We decided，in view of his special circumstances，that we would admit him for a probationary period. （主句谓语动词与that从句之间有插入语，that不可省略。
）鉴于他的特殊情况，我们决定应允他一段试用期。
英语if/whether.I doubt whether he will succeed. I don t know if you can help me. 3who whom whose what which whoever whatever whichever where whe n how why.Who or what he was Martin n ever lear ned. I wonder what he s writing to me about. I II tell you why I asked you to come. You may do what you will. 1He was deeply displeased by what had occurred that day. I walked over to where she sat. I am curious as to what he will say.Your success will largely depe nd upon what you do and how you do it.I don t care for who marries him. Be careful as to how you do that. 1.itWe thought it stra nge that Xiao Wang did not come yesterday. He has made it clear that he will not give in.happy afraid surprised satisfiedthatI am not sure what I ought to do.I m afraid you don t un dersta nd what I said. I m surprised that I did n t see all that before.Mother was very pleased her daughter had passed the exams.4. 连词 whether （…or not ）或if 引导的宾语从句2.thatthatitexcept but inHe is a good stude nt except that he is careless. You may rely on it that I shall help you.whichwhatAre you sorry for what you ve done3.sure glad certa inpleasedif和whether引导的宾语从句可以互换使用，但whether常和or not连用，if 一般不与or not连用。