初中英語(yǔ)連詞總結(jié)歸納課件

1、連 詞 (Conjunction)一、連詞定義: 用來(lái)連接詞、短語(yǔ)或句子的詞。 e.g. I study English and Chinese. Does he work at school or in the hospital? I get up early, but my brother gets up late. 二、連詞分類：并列連詞從屬連詞連詞：and, but, or, so, (for)連詞詞組: eitheror, neithernor, not onlybut also, bothand, (as well as)that，whether, if, unless, whil

2、e / when, until, because, so that, sothat, though/ although, even if, asas 等1.并列連詞的分類：1.從屬連詞連詞：三、用法 1.并列連詞 - 連接具有并列關(guān)系的詞，短語(yǔ)或句子。 常見(jiàn)的有：(1)表并列關(guān)系的and, bothand, not onlybut also, neithernor，as well as（也，和）等。(2)表選擇關(guān)系的or, eitheror等。(3)表轉(zhuǎn)折關(guān)系的but, however等。(4)表因果關(guān)系的for, so等。一、并列連詞1. Mary likes music_Tom is fo

3、und of sports. A. and B. but C. both A and B2. I failed again, _ I wont give up. A. and B. but C. so3. This is my first lesson, _ I dont know your names. A. and B. but C. soand : 表對(duì)等 “和、并且” but: 表轉(zhuǎn)折 “但是”so: 表因果 “所以”and, or, but, so 基本用法1. Which do you like better, apples, _ pears? A. and B. but C. o

4、r2. Now we have no time _ money. A. so B. and C. oror: 1. 用于疑問(wèn)句, 表選擇 2. 用于否定句, 表并列（肯定句用and）3.Christine, Aileen _ (和) I are good friends. Study hard, _ (否則)youll fall behind. 4. Are you coming by bus _(或者) on foot? andoror1. Try your best _ youll make more progress. A. and B. but C. or2. Dont lose he

5、art, _ youll lose all. A. and B. so C. orand 和 or 都可以在祈使句中使用. and 通常是比較好的結(jié)果;or 則表示不愉快或不理想的結(jié)果. and, or, but, so 基本用法1. Its getting warmer _ warmer. A. and B. but C. or2. He or the twins _ the USA. A. comes from B. come from C. is from4. Not Tom but I _ going to give the talk. A. am B. is C. areadj.比

6、+ and + adj.比 表示越來(lái)越A or B 和 not A but B 結(jié)構(gòu)作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞要使用就近原則。and, or, but, so 特殊用法 考點(diǎn)一：1）判斷改錯(cuò)： They sat down and talk about something. They started to dance and sang. I saw two men sitting behind and ate there.FFFeatingsingtalkedand (“和，并且”) 與 or (“否則”)“and” 連接平行結(jié)構(gòu)。 （1）肯定句中用“and” 表“和”；（2）否定句中用“or”表“和”

7、 。2）翻譯： 我喜歡英語(yǔ)和數(shù)學(xué)。 我不喜歡英語(yǔ)和數(shù)學(xué)。 I like English _ math. I dont like English _ math.and or= Study hard, _ your math will be worse.3）用 “and” 或“or” 填空： Study hard, _ your math will be better.and or “and”意為“這樣，那么”； “or” 意為 “否則” 。 表轉(zhuǎn)折的連詞but 和however： e.g. (他努力工作，但以失敗告終。) He worked hard, _ he failed at last.

8、He worked hard. _, he failed at last.區(qū)別: but 后沒(méi)有逗號(hào)，直接連接分句； however 后有逗號(hào)相隔，可放句首。butHowever考點(diǎn)二 ：1. Although I have passed the exam, _ I am not pleased with the result. A. and B. but C. /and, or, but, so 特殊用法although 和 but 不能同時(shí)出現(xiàn)。“so+情態(tài)動(dòng)詞/助動(dòng)詞/be動(dòng)詞+主語(yǔ)”句型為倒裝結(jié)構(gòu)，意思為“也是如此”，系動(dòng)詞、情態(tài)動(dòng)詞或助動(dòng)詞必須與上句中的謂語(yǔ)動(dòng)詞保持時(shí)態(tài)的一致。例：-

9、I like reading novels when I am free.有空閑時(shí)我喜歡讀小說(shuō)。-So do I.我也是?！皊o+主語(yǔ)+情態(tài)動(dòng)詞/助動(dòng)詞/be動(dòng)詞” 表示對(duì)上文所說(shuō)的情況加以肯定。意思為“確實(shí)如此”。-He works hard.他工作努力。-So he does, and so does his brother.他確實(shí)是這樣，他兄弟也是如此。2.So的特殊用法觀察句子 ： （1）Although he is over sixty, but he works as hard as others.改為：Although he is over sixty, he works as

10、hard as others.或 He is over sixty, but he works as hard as others.（2）“Because John was ill, so I took him to the doctor.”*although/ though 和but這兩個(gè)關(guān)聯(lián)詞不能同時(shí)用。 ?同樣，此句錯(cuò)誤， because 和 so 等關(guān)聯(lián)詞都不能同時(shí)使用?？键c(diǎn)三 ：either A or B “或者A或者B”neither A nor B “既不A也不B”not only A but also B “不僅A而且B” - 連詞詞組 ：Either you or I _ g

11、oing to the party.(或者你或者我將去晚會(huì)。)Neither I nor he _ seen the movie.（我和他都沒(méi)有看過(guò)這部電影。）Not only you but also he _ French.（不但你而且他也講法語(yǔ)。） 【連接主語(yǔ) 時(shí)，謂語(yǔ)“就近原則”】amhasspeaks考點(diǎn)四 1. Both Peter and I _ going to Guangzhou. A. are B. is C. am2. Either apples or rice _ Ok. I am hungry. A. are B. is C. /3. Neither I nor my

12、 parents _ to tell you the truth. A. wants B. want C. is going to4. Not only I but also Jane _ sure that well win. A. is B. are C. ambothandeitherorneithernornot onlybut also以上結(jié)構(gòu)做主語(yǔ)，除bothand 謂語(yǔ)要用復(fù)數(shù)外，其余都使用就近原則。1、這里的天氣既不太冷也不太熱。The weather here is _too hot _too cold.2、她不但美麗而且聰明。She is _pretty _ clever.

13、3、不是你對(duì)就是我對(duì)。_ you _ I _ correct (形容詞：正確的).neithernornot onlybut alsoEitheroram用適當(dāng)?shù)倪B詞填空連 詞 練 習(xí)2. 從屬連詞-用來(lái)引導(dǎo)從句。常見(jiàn)的從屬連詞有：(1)引導(dǎo)時(shí)間狀語(yǔ)從句的after, before, when, while, as, until, till, since, as soon as等。(2)引導(dǎo)條件狀語(yǔ)從句的if, unless等。(3)引導(dǎo)原因狀語(yǔ)從句的because, as, since等。(4)引導(dǎo)目的狀語(yǔ)從句的so that, in order that等。(5)引導(dǎo)讓步狀語(yǔ)從句的thou

14、gh, although, even if等。(6)引導(dǎo)結(jié)果狀語(yǔ)從句的so that, sothat, suchthat等。(7)引導(dǎo)比較狀語(yǔ)從句的than, asas等。(8)引導(dǎo)賓語(yǔ)從句的that, if , whether等。三者均可譯為“在時(shí)候”。when引導(dǎo)的從句，動(dòng)詞既可以是延續(xù)性的，也可以是終止性的。一般來(lái)說(shuō)，當(dāng)主句的動(dòng)作正在進(jìn)行時(shí)，when引導(dǎo)的從句的動(dòng)作才發(fā)生；while引導(dǎo)的從句中，動(dòng)詞只能是延續(xù)性的，一般來(lái)說(shuō)，當(dāng)while引導(dǎo)的從句的動(dòng)作正在進(jìn)行時(shí)，主句的動(dòng)作才發(fā)生；若主從句動(dòng)作同時(shí)發(fā)生，且強(qiáng)調(diào)“一邊一邊”這樣的意思，一般用 as。 When I came into th

15、e room, I found him lying there asleep. She sang as she walked. 她一邊走一邊唱歌。注意：while 可以表示對(duì)比關(guān)系“然而”。He is short while his brother is tall.when，while，as連 詞 用 法 比 較 Mr. White was taking a shower _ the UFO landed on the street. A. where B. while C. when D. whetherCWhile Mr. White was taking a shower，the UFO

16、 landed on the street.考點(diǎn)一 “when” 和 “while”when引導(dǎo)的狀語(yǔ)從句的動(dòng)作多為終止性動(dòng)詞，也為可持續(xù)動(dòng)詞；但while只能是可持續(xù)動(dòng)詞。考點(diǎn)二 我會(huì)一直工作到你回來(lái)。 I will work till you come back.notuntil/ till 直到才till 直到為止翻譯：我會(huì)到你回來(lái)時(shí)才睡覺(jué)。 I wont go to bed until/ till you come back.考點(diǎn)二 我父親直到我們吃完飯時(shí)才回來(lái)。 My father _ come back until we had supper.notuntil/ till 直到才t

17、ill 直到為止翻譯：他直到3歲才會(huì)講話。He _get up until his mother wakes him up.didnt 他經(jīng)常等到媽媽叫他才起床。 He _ speak until he was 3.couldntdoesntHe took the MP3 player with him _ he could enjoy music during the trip.A. because B. so that C. whenB考點(diǎn)三 他起早是為了趕上早班車。(表目的) He got up early so that he could catch the early bus.He

18、got up early so that he caught the early bus.他起早，結(jié)果趕上了早班車。（表結(jié)果） He got up so early that he caught the early bus. sothatso that：為了； 所以，結(jié)果如此以致1) sothat中的so是個(gè)副詞，其后只能跟形容詞或副詞，而such.that中的such是個(gè)形容詞，后接名詞或名詞短語(yǔ)。例如：Im so tired that I cant walk any farther.It was such a warm day that he went swimming.2) 如果在名詞之

19、前有many, much, little, few時(shí)，用so,不用such。例如：He has so little education that he is unable to get a job.sothat, such.that連 詞 用 法 比 較連接條件狀語(yǔ)從句：1、Youll be late _(如果) you dont get up early tomorrow.2、Ill come to see you _(如果) Im free next Saturday. 3、Well have a picnic tomorrow _(如果) it doesnt rain tomorrow.

20、* 注意狀語(yǔ)從句的時(shí)態(tài)：“主將從現(xiàn)”。ififif連 詞 練 習(xí)連接時(shí)間狀語(yǔ)從句I was cleaning the floor _(當(dāng)?shù)臅r(shí)候) she knocked at the door. Dick climbed up into a tree _(一就) he saw the bear. I knew nothing about it _(直到才) my friend told me yesterday. I havent heard from Bill _(自從) we graduated from middle school.whenas soon asuntilsince連接原因

21、、結(jié)果狀語(yǔ)從句You should return the digital camera to Sally _ she will not be angry. A. so that B. because C. before 2. He was hurt _ badly _ he had to see a doctor. A. tooto B. so that C. so that 3.He took off his coat _ it was too hot in the room. A.And B. since C. but 4. Solo missed the bus _ he was lat

22、e for school. A. because B. so C. or連接讓步狀語(yǔ)從句Tom is still doing his homework _ it is very late. A. so that B. even though C. if 2. I never seem to put on any weight,_ hard I try. A. though B. no matter how 3. I enjoy learning English, _ it takes me a lot of time. A. unless B. although C. because 4. I

23、 will never give up learning English _ (即使) it is difficult.even though1) 如果原因構(gòu)成句子的最主要部分，一般用because。因此，because引導(dǎo)的從句往往放在句末。例如：I stayed at home because it rained.-Why arent you going? -Because I dont want to.2) 如果原因已被人們所知，或不如句子的其它部分重要，就用as或since。since比as稍微正式一點(diǎn)。as和since 引導(dǎo)的從句一般放在句子的開(kāi)頭。例如：As he wasnt re

24、ady, we left without him.Since I have no money, I cant buy any food.3) for用來(lái)補(bǔ)充說(shuō)明一種理由，因此，for引導(dǎo)的從句幾乎可以放在括號(hào)里。for引導(dǎo)的句子不放在句子的開(kāi)頭。例如：I decided to stop and have lunch，for I was feeling quite hungry.as, because, since , for連 詞 用 法 比 較三者均可譯為“在時(shí)候”。when引導(dǎo)的從句，動(dòng)詞既可以是延續(xù)性的，也可以是終止性的。一般來(lái)說(shuō)，當(dāng)主句的動(dòng)作正在進(jìn)行時(shí)，when引導(dǎo)的從句的動(dòng)作才發(fā)生；

25、while引導(dǎo)的從句中，動(dòng)詞只能是延續(xù)性的，一般來(lái)說(shuō)，當(dāng)while引導(dǎo)的從句的動(dòng)作正在進(jìn)行時(shí)，主句的動(dòng)作才發(fā)生；若主從句動(dòng)作同時(shí)發(fā)生，且強(qiáng)調(diào)“一邊一邊”這樣的意思，一般用 as。 When I came into the room, I found him lying there asleep. She sang as she walked. 她一邊走一邊唱歌。注意：while 可以表示對(duì)比關(guān)系“然而”。He is short while his brother is tall.when，while，as連 詞 用 法 比 較if和whether都可作“是否”講，在引導(dǎo)賓語(yǔ)從句是一般可互換。例

26、如：I wonder whether (if) you still study in that school.在下列情況下，只能用whether,不能用if：.在不定式前。例如：I havent made up my mind whether to go there or not.用or并列兩項(xiàng)以上時(shí)。例如：I dont know whether he comes or not.從句作介詞賓語(yǔ)時(shí)只用whether不用if。It depends on whether it will be fine.那得看是不是晴天。.作discuss等動(dòng)詞的賓語(yǔ)時(shí)，用whether不用if。We discuss

27、ed whether we should close the shop.我們討論是不是該關(guān)掉商店if, whether連 詞 用 法 比 較1. Ill tell your father the truth as soon as he _ here. A. arrives B. arrived C. arrives at2. We dont know if he _ us for the picnic. Ill call you if he _. A. joins; comes B. will join; comes C. will join; will come3. Nobody knows

28、 when the windows _. But Ill tell you when I _ the answer. A. broke; find out B. broken; will find out C. were broken; find out連 詞 用 法 練 習(xí)4. You wont understand until you _ him. A. meet B. meeting C. will meet5. You will fail in English _ you work hard. A. because B. unless C. if6. Just because we a

29、re young, _ we should work even harder. A. so B. / C. but7. It has been seven years since he _ here. A. left B. leaves C. leave連 詞 用 法 練 習(xí)8. The little boy _ when I came in. A. falls down B. fell down C. was fell down9. We were reading when the teacher _ in. A. came B. comes C. is coming 10. He beca

30、me a doctor when he _the university. A. graduated from B. graduate from C. graduated for 11. Tom works in a hospital _ Mary works in a company. A. because B. until C. while12. While his mother was washing, he _ his homework. A. do B. did C. was doing 13. The little boy fell alseep while he _ the music. A. was listen B. was listening to C. listened to 表示對(duì)比，“然而，而” while表示“當(dāng)?shù)臅r(shí)候”。