句子结构及成分.doc

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1、根底知识目录1. 词性的英文缩写2. 及物动词和不及物动词3. 实义动词、助动词、情态动词和连系动词4. 句子成分5. 简单句的五种根本构造6. 谓语和非谓语7. 主动关系和被动关系8. 逻辑上的主谓关系9. 复合构造10.简单句、并列句和复合句1.词性的英文缩写在英语学习中掌握单词词性非常重要。如果记单词时只记拼写、读音而不记词性,我们就不知道如何使用它们,所以在记单词时一定要把单词词性记准记牢。缩写字母原词代表词性n. noun 名词v.verb动词vt. transitive verb及物动词 vi. intransitive verb不及物动词modal v.modal verb 情态

2、动词au*. v.au*iliary verb助动词adj. adjective形容词adv. adverb 副词num.numeral数词interj.interjection感慨词pron. pronoun 代词prep.preposition介词art.article冠词 conjconjunction连词 2.及物动词和不及物动词(1)实义动词后跟宾语时,这个动词是及物动词。实义动词后面不跟宾语时,这个动词是不及物动词。The door opened. (open后面没跟宾语,open是vi)He opened the door.(open后面有宾语the door, open是vt)

3、注:动词是及物还是不,关键看它在句中时后面是否跟宾语。(2)有些动词既可作vt又可作vi,词义一样。The meeting began at si*. We began the meeting at si*. (3)有些动词既可作vt又可作vi,但词义不同。The man walked away. (walk vi,意为“走)He walked the dog every day. ( walk vt,“遛)She washes clothes at home. (wash vt,“洗)The clothes washes well. (wash vi,“耐洗)(4)英语中一些单词是及物还是不

4、及物,可能与汉语不同。He listens to the music every day. (listen为vi,汉语中“听是vt。)3.实义动词、助动词、情态动词和连系动词(1)实义动词也叫行为动词。实义动词和助动词是根据动词在句子中的含义和作用来划分的。指意义完全且能够独立作谓语的动词。He lives quite near. (live“住,有明确意义,单独作谓语,为实义动词。)I like reading. like “喜欢,意思明确,单独作谓语,为实义动词。I bought a pen yesterday. bought “买,意义明确,单独作谓语,为实义动词。(2)助动词常见助动词

5、为do, be, have,它们为根本助动词。助动词的“助是“帮助之意。是帮助构成时态、语态、虚拟语气、疑问句、否认句、倒装句和帮助强调的词。这些词本身无词汇意义或意义不完全,不能单独作谓语。A.帮助构成时态The boy is crying.(is帮助构成现在进展时,和crying一起作谓语,是助动词。)He has arrived. (has帮助构成现在完成时,和arrived一起作谓语,是助动词。)I have been painting all day.have been帮助构成现在完成进展时,和painting一起作谓语,都是助动词。B.帮助构成否认句和疑问句Does he like

6、 English (does帮助构成一般疑问句,没有具体意义,是助动词。)He doesnt have lunch at home. (does只是帮助构成否认句,没有具体意义,是助动词。)C.帮助构成被动语态Trees are planted in spring. (are帮助构成被动语态,没有具体意义,是助动词。)The house has been pulled down. (has been帮助构成时态和语态,是助动词。)D.帮助构成虚拟语气If he had e yesterday, I wouldnt have made such a mistake.(had, have帮助构成虚

7、拟语气,是助动词,属于谓语的一局部)E.帮助构成倒装句So did he love his mother that he bought her many presents on her birthday.(他如此爱他的母亲以至于他母亲生日那一天,他给她买了许多礼物。did只是帮助构成倒装句,没有具体意义,是助动词。)F.帮助构成强调意义He did e yesterday. (他昨天确实来过。did起强调作用,没有具体意义,是助动词。)注:一个词既可作实义动词也可作助动词,具体是哪一种,主要看它们在句中的功能。He did his homework at seven oclock.(did单独

8、作谓语,意为“做,是实义动词。)Did he do his homework yesterday (did助动词帮助构成一般疑问句,do实义动词,意为“做)He has had breakfast. (has是助动词,帮助构成现在完成时,had是实义动词,意为“吃。has had一起构成了句子谓语。)(3)情态动词情态动词同助动词一样,不能单独作谓语,要和实义动词一起作谓语。情态动词同助动词的区别 是助动词本身无意义,而情态动词有自己的意义。情态动词没有人称和数的变化,其后接动词原形。He can swim across the river.(can的词义为“能够)You must stay

9、at home. (must词义为“必须)I might leave tomorrow.might的词义为“或许(4) 连系动词 不能独立作谓语,必须和表语一起构成谓语。说明主语的属性状态和特征。系动词没有进展时 没有被 动语态。连系动词分为以下几类:A. 状态系动词 表示主语状态 be He is a teacher. 他是一名教师。B.变化系动词 表示主语变成什么样 bee,e,fall,get,go,grow,turn,run,turn out等He became mad after that. 自那之后,他疯了。She grew rich within a short time. 她没

10、多长时间就富了。He fell ill yesterday.他昨天病了。Eggs go bad easily in summer. 蛋夏天容易变坏。His face went red.他的脸变红了。What he had dreamt of came true.他的梦想实现了。Still waters run deep.静水流深。 Leaves turn yellow in the autumn 树叶在秋天变黄。 C.持续系动词 表示主语继续或保持一种状况或态度 keep,remain,stay,rest,lie,stand等He kept silent at the meeting. 他开会

11、时保持沉默。 This matter remains a mystery. 此事仍是一个谜。The food stays fresh in the fridge.食物在冰箱里仍然很新鲜。The house stood empty for years.房子空了数年。He lies awake in bed.他躺在床上,醒着。D.感官系动词 look看起来feel摸起来smell闻起来 sound听起来 taste尝起来 The story of his life sounds interesting 他的生平听起来很有趣。 This kind of cloth feels very soft.

12、这种布手感很软。This flower smells very sweet. 这朵花闻起来很香。 E.表“像系动词表示“看起来像这一概念,seem, appear, lookSomething seems wrong. 好似出过失了。He appears young. 他看起来很年轻。 F. 终止系动词表示主语已终止动作prove, turn out, 表达“证实,“变成之意。The rumor proved false. 这谣言证实有假。His plan turned out a success. 他的方案终于成功了。turn out表终止性结果What he predicted turne

13、d out (to be) wrong.他预言的结果是错的。注:系动词后跟什么样的表语并不是任意的,有一些固定搭配需特别记忆。get ready准备好了 get dark(天)变黑 turn red/yellow变红/黄 go bad /mad变坏/变疯 go wrong出错keep silent保持沉默 e true实现了 fall asleep睡着了 fall ill生病等 有些动词既可作连系动词,又可作实义动词。区分方法:即用连系动词be替换句子中的这些动词,句子仍然成立就是连系动词;反之,不能替换的就是行为动词。She looks beautiful. (looks变为is之后,她是美

14、丽的,句意没有大的变化,looks是系动词) Look at the picture.(look不能换为be, look为实义动词)Hefelt the book with his right hand.(feel是“摸的意思,不能换为was, 是实义动词) The silk feels soft.(这种丝绸摸起来很柔软,feels换为is之后,句意变化不大,因此是系动词)4. 句子成分主语、谓语、宾语、定语、状语和补语。(主谓宾,定状补)除了这六种之外,还有表语和同位语,但表语和系动词一起作谓语,因此划分成分时,划分在谓语上。同位语分为主语同位语和宾语同位语,属于主语或宾语的一局部。主语su

15、bject谓语predicate宾语object定语attribute状语adverbial补语plement表语predicative 同位语appositive(1)划分句子成分时的常用符号主语 直线谓语 曲线宾语 双横线定语 画虚线状语 短横线 补语 上一短横,下一短横同位语 上下双曲线(2)主语是一个句子所表达的主体,一般位于句首,常由名词性的词来充当。可作主语的分:名词 代词 数词 名词化的形容词如the rich不定式.动名词 主语从句等(3)谓语由动词充当,说明主语所做的动作或具有的特征和状态。谓语构成如下:A.简单谓语:由一个动词或动词短语构成。Hepracticesrunni

16、ngevery morning.Hereadsnewspapers every day.B.复合谓语:由情态动词或其他助动词加动词构成。You may keepthe book for two weeks. He has caught a bad cold. My sister is crying over there.I havebeenwaiting for you all the time.C.由系动词加表语构成。系动词不能单独作谓语,要和表语一起作谓语。We arestudents.Your idea soundsgreat.(4)表语多是形容词,说明主语身份、特征和状态,一般位于系动

17、词be, bee, get, look, grow, turn, seem等之后。表语一般由名词、代词、形容词、分词、数词、不定式、动名词、介词短语、副词及表语从句表示。(5)宾语由名词性的词充当,表示动作的对象或承受者,一般位于vt和介词后面。分为动词宾语和介词宾语,分别构成动宾构造和介词构造。(6)宾语补足语英语中有些vt,除有一个直接宾语以外,还有一个宾语补语,才能使句子意义完整。宾语补足语和宾语构成逻辑上的主谓关系。换句话说,在意思上,宾语相当于宾补的主语。带宾语补足语的句型为:*些vt如make等+宾语+宾补。宾补可由名词、形容词、副词、不定式、分词、介词短语和从句充当。(7)主补对

18、主语的补充含有宾语补足语的句子在变成被动语态,宾语作主语时,原来的宾补就成了主语补足语。He was elected monitor.She was foundsinginginthene*troom.He was advised to teach the lazy boy a lesson.(8)定语对名词或代词起修饰、限定作用的词、短语或句子,汉语中常用“的表示。定语通常位于被修饰的成分前。许多情况下,定语放在所修饰词后面,这点与汉语习惯不同,也是许多同学不能读懂长句的主要原因。 A.副词用作定语一般要后置。People there are very friendly. (那儿的人们)He

19、 didnt like the man downstairs. 楼下的那个人 B.形容词短语作定语一般放在所修饰词之后。单个形容词作定语一般放在所修饰词之前,而形容词短语作定语一般放在所修饰词之后。The ne*t man is a scientist.The man ne*t to me is a scientist.我旁边的那个人 C.介词短语作定语时要后置。The boy under the tree is Tom.树下的那个男孩The tallest boy in our class is John.我们班最高的那个男孩 D.现在分词短语、过去分词短语、动词不定式作定语常后置。I ha

20、ve something to say. (直译:我有要说的话)The boy crying over there is my classmate.在那边哭的那个男孩The house built last year is impressive.去年建的那座房子(9)状语修饰动词、形容词、副词或整个句子, 说明动作或状态特征的句子成分He writes carefully. He walks slowly.(认真地写,慢慢地走,修饰动词用副词,作状语)This material is environmentally friendly.修饰形容词用副词,作状语He runs very slowl

21、y.修饰副词slowly, 因此very是副词,作状语Unfortunately, he lost all of his money. 修饰整个句子用副词,作状语注:A. 几个并列状语的先后顺序:方式地点时间He worked hardat his lessonslast year.I found a lost pen outside our schoolyesterday morning.He was walking slowlyoutside the parkat that moment. B.状语按意义分类主语、谓语、宾语、定语、表语、补语都比拟好识别,如果这几个成分都不是,那很可能就是

22、状语了。状语种类很多,可表时间、地点、原因、目的、结果、程度、条件、方式和让步等。(10)同位语在名词或代词之后并列名词或代词对前者加以说明的成分,近乎于后置定语。We students should study hard. / (students是we的同位语,都是指同一批“学生Its good to us students. 5. 简单句的五种根本构造英语句子根本构造可归纳成五种根本句型及其扩大、组合、省略或倒装。掌握这五种根本句型,是掌握各种英语句子构造的根底。根本句型一:+不及物动词主谓这类句子谓语动词都是vi 能表达完整的意思。都不带宾语,但可带状语(副词、介词短语、状语从句等)。I

23、tis rainingnow. ( )Weve workedfor 5 hours. ( )The meetinglastedhalf an hour. ( )Timeflies. ( )根本句型二:+ 系动词+ 主谓表句子谓语动词都不能表达一个完整的意思,须加上一个说明主语身份或状态的表语构成复合谓语,才能表达完整的意思。这类动词叫做连系动词。系动词主要是beOur school is very beautiful and we like it very much. Your book is on the desk.He is a student. 根本句型三:+ 及物动词+ 主谓宾谓语动词

24、都具有实义,都是主语产生的动作,但不能表达完整的意思,必须跟有一个宾语,即动作的承受者,才能使意思完整。这类动词叫做及物动词.She likes English.We planted a lot of trees on the farm yesterday.根本句型四: +(及物动词) +INO人+ DO物主谓间宾直宾谓语动词必须跟有两个宾语才能表达完整的意思。这两个宾语一个是动作的直接承受者,另一个是动作的间接承受者。这两个宾语通常一个指人,为间接宾语;一个指物,为直接宾语。间接宾语一般位于直接宾语之前。动词 + 间接宾语 + 直接宾语动词 + 直接宾语 + 介词 + 间接宾语He gave

25、 me a cup of tea. Show this house to Mr. Smith.假设直接宾语为人称代词:动词 + 代词直接宾语 + 介词 + 间接宾语。Bring it to me, please. (不能说 Bring me it, please.)常跟双宾语的vt有:(需借助to的)allow, bring, deny, give, grant, hand, leave, lend, offer, owe, pass, pay, permit, promise, read, refuse, sell, send, show, teach, tell, wish, write等

26、。(需借助for 的) buy, choose, fetch, get, make, order, paint, play(演奏), save, sing, spare等。一般用to多些,用for的记住常用的三个就行:get, buy, make。根本句型五:+ (及物)+ + 主谓宾宾补动词虽然是vt,但是只跟一个宾语还不能表达完整的意思,必须加上一个补充成分来补足宾语,才能使意思完整。宾语补足语:位于宾语之后对宾语做出说明的成分。宾语与其补足语有逻辑上的主谓关系,它们一起构成复合宾语。The war made him a soldier.“他成为一个士兵,构成逻辑上的主谓关系New met

27、hods make the jobeasy. I often find him at work. The teacher asked the students to close the windows. I saw a cat running across the road.主语谓语6. 谓语和非谓语在英语中,一个主谓构造中只能有一个谓语,再出现动词时,要变成非谓语形式,即:在前面加to构成动词不定式,或在后面加-ing构成动名词或现在分词,或在后面加-ed构成过去分词。非谓语是指动词不定式、动名词、现在分词和过去分词。7.主动关系和被动关系非谓语中的主动关系和被动关系,不是从谁做了这个动作着

28、眼,而是从恢复成一句话后是“主动语态还是“被动语态着眼。主动关系:从逻辑关系上看,相当于主动语态。The boy crying over there is Tom.(在那边哭的那个男孩) 从逻辑上讲,the boycry, 男孩哭,相当于主动语态,是主动关系。被动关系:从逻辑关系上看,相当于被动语态。The house built last year is the strongest.(去年建的那座房子) 从逻辑上讲,the house was built,房子被建,相当于被动语态,是被动关系。8.逻辑上的主谓关系在判断是否是宾语补足语时,一般说,“宾语和宾语补足语构成逻辑上的主谓关系。He

29、asked me to lend him some money.他让我借给他一些钱。me是宾语,me to lend him some money我借给他一些钱。从意思上看,这像一句话,“我是主语,“借给他一些钱是谓语局部,但在英语原句中,它们却不是真正的主谓关系。因此可以说“逻辑上的主谓关系,是指,从意思上看像主谓关系,而实际上不是。to lend him some money是宾语补足语。9.复合构造复合宾语、动名词的复合构造和动词不定式的复合构造实际上,这几个“复合,都有“逻辑上的主谓关系之意。He invited us to e to the party.(us是宾语,to e to

30、the party是宾语补足语;宾语和宾语补足语合在一起称为复合宾语。宾语和宾语补足语是逻辑上的主谓关系。)Its important for us to learn English well.(it是形式主语,真正的主语是for us to learn English well。“us是“to learn English well的逻辑主语,二者构成了逻辑上的主谓关系。for somebody to do something是动词不定式的复合构造。)Its very kind of you to help me.of you to help me也是动词不定式的复合构造。you和to hel

31、p me构成了逻辑上的主谓关系。Toms ing late made our teacher angry.(Tom迟到使我们教师生气。ing是动名词,Toms ing late是动名词的复合构造。Tom是ing late的逻辑主语,二者是逻辑上的主谓关系。)10. 简单句、并列句和复合句 (句子按构造分)(1)简单句只有一个主语(或并列主语)和一个谓语(或并列谓语)。He often reads English in the morning.Tom and Mike are American boys.She likes drawing and often draws pictures for

32、 the wall newspapers. (画线局部为并列谓语,只有一个主语,仍为简单句。)(2)并列句由并列连词and, but, or等或分号;把两个或两个以上的简单句连在一起构成。要注意, 逗号是不可以连接句子的,这一点和汉语不同。You help him and he helps you.The future is bright; the road is tortuous. 前途是光明的,道路是曲折的。A.表示连接两个同等概念,常用and, not onlybut also, neithernor, then等连接。 The teachers name is Smith, and t

33、he students name is John.He not only stole my money, but he also took my watch away.B.表示选择,常用的连词有or, eitheror, otherwise等。Hurry up, or youll miss the train.C.表示转折,常用的连词有but, still, however, yet, while, when等。He was a little man with thick glasses, but he had a strange way of making his classes livel

34、y and interesting.D.表示因果关系,常用的连词有so, for, therefore等。August is the time of the year for rice harvest, so every day I work from dawn until dark.(3)复合句复合句含有两个或两个以上主谓构造,其中一个主谓构造作另一个的成分。(并列句两个主谓结构间是并列关系,而不是附属关系。)注:当简单句的一个成分从词或词组变为句子时,整个句子就成为复合句了。A.It is wrong. (只有一个主谓构造,简单句) What he said is wrong. (what

35、 he said是一个主谓构造,he主语,said谓语,what宾语。What he said is wrong. 是另一个主谓构造,What he said主语,是主语从句;is wrong系表构造作谓语。因此,本句是复合句)B.The boy over there is my brother. (只有一个主谓构造,是简单句)The boy who is wearing a hat is my brother. (The boy over there is my brother.只有一个主谓构造,是简单句。当over there变为 who is wearing a hat时主谓构造,整个句

36、子就变成了复合句,who is wearing a hat是定语从句)C.I was doing my homework at si*. 只有一个主谓构造,是简单句。 I was doing my homework when he came in. (I was doing my homework是一个主谓构造,he came in也是一个主谓构造。后面一个主谓构造作前一个的时间状语,是时间状语从句。因此本句是复合句)一个句子如含有从句,如名词性从句(主语从句、宾语从句、表语从句和同位语从句)、定语从句和状语从句等,这个句子就是复合句。复合句的从句和主句之间要用连接词连接。引导的是什么从句,不

37、仅要根据连词,还要根据句子构造和句意来判别一个句子有两个主谓构造时,要考虑它们之间的连接问题一个句子如果出现两个主谓构造,那它就不是简单句了,要么是并列句,要么是复合句。这时我们就要考虑连接词的问题。直接用逗号连接的两个简单句是错误的。这时,我们有四种方法来改正这个错句:改为并列句:我们可以使用and, so, but等并列连词来把它们连接起来。改为复合句:加上附属连词,把其中的一个分句改为状语从句、定语从句或名词性从句。改为简单句:把其中的一个主谓构造的谓语破坏掉,从而使其变成独立主格构造。改标点:把逗号改为分号根据句意有时也可用冒号、破折号等。I like English, my Engl

38、ish is very good. I like English and my English is very good. 并列句As I like English, my English is very good. 含有原因状语从句的复合句I like English; my English is good. 用分号I liking English, my English is very good. (把一个分句改为独立主格构造)I have a house, its windows are very big. I have a house and its windows are very big. (并列句)I have a house, whose windows are very big. (含有定语从句的复合句)I have a house; its windows are big. (用分号)I have a house, its windows very big. (后面为独立主格构造)

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