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1、英語(yǔ)詞性的分類(lèi)及用法,詞性的分類(lèi),詞類(lèi)又叫詞性,英語(yǔ)單詞根據(jù)其在句子中的功用,可以分十個(gè)大類(lèi)。,名詞的概念,名詞可以分為專(zhuān)有名詞和普通名詞 . 專(zhuān)有名詞是某個(gè)(些)人,地方,機(jī)構(gòu)等專(zhuān)有的名稱(chēng),如Beijing,China, the United States, UN, WTO, Jane 等。 普通名詞是一類(lèi)人或東西或是一個(gè)抽象概念的名詞,如:book,sadness等。(普通名詞包括可數(shù)名詞和不可數(shù)名詞) 普通名詞又可分為下面四類(lèi):,1)個(gè)體名詞:表示某類(lèi)人或東西中的個(gè)體,如:person, policeman. 2)集體名詞:表示若干個(gè)個(gè)體組成的集合體,如:family, people,
2、police. (以上兩類(lèi)屬于可數(shù)名詞) 可數(shù)名詞(要么帶復(fù)數(shù)詞尾,要么前面帶a/ an/ the/指示代詞/物主代詞,3)物質(zhì)名詞:表示無(wú)法分為個(gè)體的實(shí)物,如:air, water, coffee, rain.但表示“一種、一陣、一場(chǎng)、一份”時(shí)可用a/ an,如:a heavy rain一場(chǎng)大雨, a coffee一份/杯咖啡 4)抽象名詞:表示動(dòng)作、狀態(tài)、品質(zhì)、感情等抽象概 念,如:work, happiness, education, knowledge, health. (以上兩類(lèi)屬于不可數(shù)名詞),代詞,代詞是代替名詞的一種詞類(lèi)。英語(yǔ)中的代詞,按其意義、特征及在句中的作用分為:人稱(chēng)代詞
3、、物主代詞、指示代詞、反身代詞、相互代詞、疑問(wèn)代詞、關(guān)系代詞和不定代詞八種。,一、人稱(chēng)代詞是表示“我”、“你”、“他”、“她”、“它”、“我們”、“你們”、“他們”的詞。人稱(chēng)代詞有人稱(chēng)、數(shù)和格的變化,通常,主格作主語(yǔ),賓格作賓語(yǔ) 通常,當(dāng)單數(shù)的主格作主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞用單數(shù);復(fù)數(shù)的的主格作主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞用復(fù)數(shù)。 Eg. He is my friend. Its me. They are from China. She lent me a book. I love it. Are you interested in them?,二、 物主代詞表示所有關(guān)系的代詞,也可叫做代詞所有格。物主代詞分形容
4、性物主代詞和名詞性物主代詞二種,其人物和數(shù)的變化見(jiàn)下表,通常,形容詞性物主代詞相當(dāng)形容詞的用法,應(yīng)該位于名詞的前面;名詞性物主代詞相當(dāng)于形容詞性物主代詞+名詞,之后不接名詞。 Eg. I like his car. Our school is here and theirs is there. This is your picture. And that is mine.,三、 指示代詞表示那個(gè)、這個(gè)、這些、那些等指示概念的代詞。,Eg. That is a good idea. I love those book in blue. These people are my friends.,四
5、、自身代詞,也稱(chēng)為反身代詞表示我自己、你自己、他自己、我們自己、你們自己和他們自己等的代詞。,反身代詞的用法,1. 用作同位語(yǔ)(加強(qiáng)被修飾詞的語(yǔ)氣,緊放在被修飾名詞后, 或句末): The box itself is not so heavy. You said it yourself. 2. 用作賓語(yǔ)(動(dòng)詞或介詞的賓語(yǔ)): Take good care of yourself. 3. 用作表語(yǔ) The poor boy was myself.,五、 表示相互關(guān)系的代詞叫相互代詞,有each other 和one another兩組,但在運(yùn)用中,這兩組詞沒(méi)什么區(qū)別。,We should lov
6、e each other. Tom and Betty are friends, so they always help each other. Our students learn one another.,eg. I want something hot. Do you need some coffee? There is nothing good. All of you are students.,六、 不是指明代替任何特定名詞的代詞叫做不定代詞。常見(jiàn)的不定代詞有all,both,each,every等,以及含有some-,any-,every-,no-加上body,one,thing的
7、合成代詞,如anybody, something,no one。這些不定代詞大都可以代替名詞和形容詞,在句中作主語(yǔ)、賓語(yǔ)、表語(yǔ)和定語(yǔ),七、 疑問(wèn)代詞有who,whom,whose,what和which等。在句子中用來(lái)構(gòu)成特殊疑問(wèn)句。疑問(wèn)代詞都可用作連接代詞,引導(dǎo)名詞性從句(主語(yǔ)從句、賓語(yǔ)從句和表語(yǔ)從句),What are you? Who is his coat? Whose bag is this? Which do you prefer? The blue one or the white one? Could you tell me what is his name? Mother as
8、ked which one I wanted.,八、 關(guān)系代詞有who,whom,whose,that,which,as等,可用作引導(dǎo)定語(yǔ)從句的關(guān)聯(lián)詞。它們?cè)诙ㄕZ(yǔ)從句中可作主語(yǔ)、表語(yǔ)、賓語(yǔ)、定語(yǔ)等;另一方面它們又代表主句中為定語(yǔ)從句所修飾的那個(gè)名詞或代詞(通稱(chēng)為先行詞)。,He is the man whom you have been looking for. I hope I can find a job that I can devote myself to. This is the book whose covering is old. That is the same food as
9、 you want.,1.He shouted louder to the runners, but he still couldnt make _ heard. A. him B. himself C. them D. themselves 2.There are flowers and trees on _ sides of the river. A. every B. both C. either D. all 3.She has three good friends. One is a doctor; _ are teachers of Chinese. A. another B. t
10、he other two C. other D. others 4.Before handing in your compositions, please correct the mistakes in each line if_. A. so B. no C. any D. some,Exercises,B,B,B,C,形容詞,用來(lái)表示人或事物的性質(zhì)、狀態(tài)和特征的詞稱(chēng)為形容詞。,注意:形容詞用來(lái)修飾something, anything, nothing, everything等不定代詞,要放在這些詞的后面。 Youd better tell us something interesting
11、.,形容詞在句子中的位置,作定語(yǔ)時(shí)放在名詞的前面,且音節(jié)少的詞放在音節(jié)多的詞前。 a big yellow wooden wheel .,作表語(yǔ)時(shí)放在連系動(dòng)詞之后。 The price sounds reasonable.,作賓語(yǔ)補(bǔ)足語(yǔ)時(shí)放在賓語(yǔ)之后。 We must try our best to keep our environment clean.,后置的情況: 修飾復(fù)合不定代詞時(shí)放在代詞之后。 Something serious has happened to him. 與表示“長(zhǎng)、寬、高、重、老、遠(yuǎn)離”的詞連用時(shí)形容詞后置。 Hes 1.8 metres tall.,注意:,一. 以
12、-ly結(jié)尾的形容詞 1)friendly,deadly,lovely,lonely,likely,lively,ugly,brotherly,仍為形容詞。 2)有些以-ly 結(jié)尾既為形容詞,也為副詞。daily,weekly,monthly,yearly,early The Times is a daily paper. The Times is published daily. 二. 用形容詞表示類(lèi)別和整體 某些形容詞加上定冠詞可以泛指一類(lèi)人,與謂語(yǔ)動(dòng)詞的復(fù)數(shù)連接。如:the dead,the living,the rich,the poor,the blind,the hungry The
13、 rich and the poor live in different parts of the city. The English like to be with their families.,三. 多個(gè)形容詞修飾名詞的順序 限定詞-數(shù)詞-描繪詞-(大小,長(zhǎng)短,形狀,新舊,顏色) -出處-材料性質(zhì),類(lèi)別-名詞 a small round table;a tall gray building;a dirty old brown shirt;a famous German medical school,“美小圓舊黃,中國(guó)木書(shū)房”,一個(gè)舊的很漂亮的黑色的日本式的方形木制小寫(xiě)字桌,A prett
14、y little square old black Japanese wooden writing desk. 一件嶄新漂亮的中式短款紅羊毛外套,A beautiful short new red Chinese woollen coat.,形容詞的比較級(jí)和最高級(jí),(1) 規(guī)則形式 一般說(shuō)來(lái),單音節(jié)詞及少數(shù)雙音節(jié)詞在后加-er; -est 來(lái)構(gòu)成比較級(jí)和最高級(jí);其他雙音節(jié)詞及多音節(jié)詞在前加more, most.如: great-greater-greatest busy-busier-busiest important-more important-(the)most important (2
15、) 不規(guī)則形式 good (well)-better-best bad (ill)-worse-worst many (much)-more-most little-less-least,no more than同樣不;僅僅,只有 He is no more than a worker. 他僅僅是個(gè)工人。 not more than不比更,不如;至多 He is not more diligent than you are.他不象你那 樣勤奮。 no less than不亞于,竟達(dá)之多 The audience was no less than five thousand. 聽(tīng)眾有五千人之多。
16、 not less than不比差,至少 Ill stay here not less than three days. 我將待在這里至少三天。,副詞,副詞是用來(lái)修飾動(dòng)詞、形容詞、副詞、 介詞、連詞等單詞或短語(yǔ),例如:not(不),here(這里),now(現(xiàn)在),well(很好地),fast(快速地),happily(快樂(lè)地),carefully小心地,一、副詞的位置 在許多情況下,副詞都放在所修飾的動(dòng)詞后面或句末。 The girl dances very well. 2.有時(shí)也放在主語(yǔ)后面,謂語(yǔ)動(dòng)詞前面(對(duì)動(dòng)作加以強(qiáng)調(diào))。 He angrily closed the door. 3.句中
17、的副詞如碰上助動(dòng)詞,be動(dòng)詞,則通常放在助動(dòng)詞,be動(dòng)詞之后,實(shí)義動(dòng)詞之前 We have already read the book.,二.副詞的分類(lèi),1、 時(shí)間和頻度副詞: now, then, often, always, usually, early, today, lately, next, last, already, generally, frequently, seldom, ever, never, yet, soon, too, immediately, hardly, finally, shortly, before, ago, sometimes, yesterday.
18、,2、 地點(diǎn)副詞: here, there, everywhere, anywhere, in, out, inside, outside, above, below, down, back, forward, home, upstairs, downstairs, across, along, round , around, near, off, past, up, away, on. 3、方式副詞: carefully, properly, anxiously, suddenly, normally, fast, well, calmly, politely, proudly, softl
19、y, warmly,4、程度副詞,放在被修飾詞之前: much, little, very, rather, so, too, still, quite, perfectly, enough, extremely, entirely, almost, slightly. 5、疑問(wèn)副詞: how, when, where, why. 6、關(guān)系副詞: when, where, why. (用來(lái)引導(dǎo)定語(yǔ)從句) 7、連接副詞: how, when, where, why, whether.,注意:1 副詞very 可以修飾形容詞,但不能修飾動(dòng)詞。 改錯(cuò):(錯(cuò)) I very like English.
20、 (對(duì)) I like English very much.注意: 2副詞enough要放在形容詞的后面,形容詞enough放在名詞前后都可。 I dont know him well enough. There is enough food for everyone to eat. There is food enough for everyone to eat.,3hard, hardly hardly意為幾乎與hard在詞義上完全不同。如: I work hard every day. I can hardly remember that. late, lately lately意為最近
21、、近來(lái),late意為晚、遲。如: He never comes late. Have you been to the museum lately? 4 副詞比較等級(jí)的用法 其用法與形容詞相似,只是副詞最高級(jí)前可省略定冠詞。如: Of all the boys he sings (the) most beautifully. We must work harder.,功能: 主要作狀語(yǔ),修飾以下詞: A、修飾動(dòng)詞: Mary reads very well. My teacher always speaks slowly but clearly. B、修飾形容詞:She looks very h
22、appy today. C、修飾副詞:Thank you very much. D、修飾句子: Luckily, his stepmother was kind to him.,例1 Toms father thinks he is already _ A high enough B tall enough C enough high C enough tall 例2 _ the worse I seem to be. A When I take more medicine B The more medicine I take C Taking more of the medicine D M
23、ore medicine taken 例3I havent been to London yet. I havent been there _. A too B also C either D neither 例4 Mr Smith was _ moved at the news. A deep B deeply C very deep D quite deeply,B,D,C,B,動(dòng)詞動(dòng)詞就是表示動(dòng)作或者是狀態(tài)的詞。例如:run;work;sleep,等,動(dòng)詞的分類(lèi) 1 根據(jù)其在句中的功能,動(dòng)詞可分為行為動(dòng)詞(實(shí)義動(dòng)詞)、系動(dòng)詞、助動(dòng)詞和情態(tài)動(dòng)詞四類(lèi),有些動(dòng)詞是兼類(lèi)詞。如:,We have
24、lunch at 12. I am hungry. She didnt know him. You can swim.,系動(dòng)詞系動(dòng)詞亦稱(chēng)聯(lián)系動(dòng)詞(Link Verb),作為系動(dòng)詞。有些不具詞義;有些具有詞義,但不能單獨(dú)用作謂語(yǔ),后邊必須跟表語(yǔ)(亦稱(chēng)補(bǔ)語(yǔ)),構(gòu)成系表結(jié)構(gòu)說(shuō)明主語(yǔ)的狀況、性質(zhì)、特征等情況。,1)狀態(tài)系動(dòng)詞 用來(lái)表示主語(yǔ)狀態(tài),只有be一詞, 2)持續(xù)系動(dòng)詞 用來(lái)表示主語(yǔ)繼續(xù)或保持一種狀況或態(tài)度,主要有keep, rest, remain, stay, lie, stand,3)表像系動(dòng)詞 用來(lái)表示看起來(lái)像這一概念,主要有seem, appear, look 4)感官系動(dòng)詞 感官系動(dòng)詞
25、主要有feel, smell, sound, taste 5)變化系動(dòng)詞 這些系動(dòng)詞表示主語(yǔ)變成什么樣,變化系動(dòng)詞主要有become, grow, turn, fall, get, go, come, run 6)終止系動(dòng)詞 表示主語(yǔ)已終止動(dòng)作,主要有prove, turn out, 表達(dá)證實(shí),變成之意,助動(dòng)詞最常用的助動(dòng)詞有:be, have, do, shall, will, should, would,1) 助動(dòng)詞自身沒(méi)有詞義,不可單獨(dú)使用 2) 助動(dòng)詞協(xié)助主要?jiǎng)釉~完成以下功用, a. 表示時(shí)態(tài), He has got married. b. 表示語(yǔ)態(tài), He was sent to E
26、ngland. c. 構(gòu)成疑問(wèn)句, Do you like college life? d. 與否定副詞not合用,構(gòu)成否定句, I dont like him. e. 加強(qiáng)語(yǔ)氣, He did know that.,情態(tài)動(dòng)詞情態(tài)動(dòng)詞是一種本身有一定的詞義,但要與動(dòng)詞原形一起使用,給謂語(yǔ)動(dòng)詞增添情態(tài)色彩,表示說(shuō)話(huà)人對(duì)有關(guān)行為或事物的態(tài)度和看法,認(rèn)為其可能、應(yīng)該或必要等。,只做情態(tài)動(dòng)詞: must, can (could), may (might), shall (should), will (would) 可做情態(tài)動(dòng)詞又可做實(shí)義動(dòng)詞: need, dare 具有情態(tài)動(dòng)詞特征: have (ha
27、d, has) to, used to,實(shí)義動(dòng)詞實(shí)義動(dòng)詞意思完全,能獨(dú)立用作謂語(yǔ)。實(shí)義動(dòng)詞有及物動(dòng)詞和不及物動(dòng)詞(及物動(dòng)詞是指后面要求有直接賓語(yǔ)的動(dòng)詞;不及物動(dòng)詞指后面不需要跟賓語(yǔ)的動(dòng)詞),How long can I keep the book ?”Harry asked. She spoke at the meeting yesterday evening.,數(shù)詞 (表示數(shù)目多少或順序多少的詞叫數(shù)詞,數(shù)詞分為基數(shù)詞和序數(shù)詞。表示數(shù)目多少的數(shù)詞叫基數(shù)詞;表示順序的數(shù)詞叫序數(shù)詞。),一、基數(shù)詞 基數(shù)詞寫(xiě)法和讀法 二、序數(shù)詞 序數(shù)詞的縮寫(xiě)形式: first1stsecond2ndthirty-f
28、irst31st,基數(shù)詞一般是單數(shù)形式,但下列情況,常用復(fù)數(shù): a. 與of 短語(yǔ)連用,表示概數(shù),不能與具體數(shù)目連 用,如scores of people 指許多人; b. 在一些表示一排或一組的詞組里; 如:They arrived in twos and threes.他們?nèi)齼蓛傻牡竭_(dá)了。 c. 表示幾十歲; d. 表示年代,用 in +the +數(shù)詞復(fù)數(shù); e. 在乘法運(yùn)算的一種表示法里, 如:3 x 5 = 15 Three fives is (are) fifteen.,數(shù)詞的用法,1)表示倍數(shù) once, twice, three times 2)表示分?jǐn)?shù) 構(gòu)成:基數(shù)詞代表分子,
29、序數(shù)詞代表分母。分子大于1時(shí),分子的序數(shù)詞用單數(shù),分母序數(shù)詞用復(fù)數(shù): 1/3 one-third ; 3/37 three and three-sevenths.,介 詞,介詞是一種用來(lái)表示詞與詞、詞與句之間的關(guān)系的虛詞,在句中不能單獨(dú)作句子成分。介詞置于名詞或名詞同等語(yǔ)之前組成一個(gè)短語(yǔ),一般用以說(shuō)明該名詞或名詞同等語(yǔ)與句子中其他詞的關(guān)系。介詞可以分為時(shí)間介詞、地點(diǎn)介詞、方式介詞、原因介詞和其他介詞,,介詞分類(lèi),按結(jié)構(gòu)英語(yǔ)介詞可分為2類(lèi): 1簡(jiǎn)單介詞(約有70個(gè)),如:in,at,on,by,with,down,for,beside,along,across等。 2短語(yǔ)介詞,指多個(gè)單詞構(gòu)成的介
30、詞, 如,in front of ,out of ,instead of ,far from ,apart from 等。,1.表示地點(diǎn)位置的介詞 at ,in, on, to, above, over, below, under, in front of, in the front of, beside,behind 2.表示時(shí)間的介詞 in , on,at, after, from, since, 時(shí)間名詞前介詞用法口訣 年前周前要用in , 具體日子要用on , 遇到幾號(hào)也用on ,上午下午得是in , 要說(shuō)某日上下午 用on換in記清楚 , 午夜黃昏用at ,黎明用它也不錯(cuò) ,at用在
31、時(shí)分前 ,說(shuō)“差”可要用上to ,說(shuō)過(guò)要用past,表示運(yùn)動(dòng)方向的介詞: across, through 4.表示“在之間”的介詞: 表示“在之間”的介詞在英語(yǔ)中屬于方位介詞,如in front of ,behind ,on, in, near, under, up between, among,介詞后通常帶名詞、代詞、動(dòng)詞的-ing形式作賓語(yǔ)?!敖樵~+賓語(yǔ)”組成的短語(yǔ)叫介詞短語(yǔ): by accident 偶然 hand in hand 手拉手,攜手 be/get/become used to doing feel like doing,連詞(是一種虛詞, 它不能獨(dú)立擔(dān)任句子成分而只起連接詞與
32、詞,短語(yǔ)與短語(yǔ)以及句與句的作用。)連詞主要可分為兩類(lèi):并列連詞和從屬連詞。 1. 并列連詞用來(lái)連接平行的詞、詞組和分句。如:and, but, or, nor, so, as well as, bothand, not onlybut also, eitheror, neithernor, (and) then等等。 2. 從屬連詞經(jīng)常引導(dǎo)一個(gè)從句, 如: when ,where, because, if , as, 等,什么叫從句:由句子充當(dāng)主句的某成分,本身不能獨(dú)立表達(dá)完整的意思,處于從屬地位的句子叫做從句。已學(xué)過(guò)的有定語(yǔ)從句、賓語(yǔ)從句、狀語(yǔ)從句: I know that he is a very good student.(know的賓語(yǔ)從句) People
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