1、連 詞 (Conjunction),連 詞 (Conjunction),一、連詞定義: 用來連接詞、短語或句子的詞。 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，w

2、hether, if, unless, while / when, until, because, so that, sothat, though/ although, even if, asas 等,三、用法 1.并列連詞 - 連接具有并列關(guān)系的詞，短語或句子。 常見的有： (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。,考點(diǎn)一： 1）判斷改錯： They sat do

3、wn and talk about something. They started to dance and sang. I saw two men sitting behind and ate there.,F,F,F,eating,sing,talked,and (“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” 。,2）翻譯： 我喜歡英語和數(shù)學(xué)。 我不喜歡英語和數(shù)學(xué)。,I like English _ math.,I dont like English _ math.,and,or,= Study

4、 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. He worked hard. _, he failed at last. 區(qū)別: but 后沒有逗號，直接連接分句； however 后有逗號相隔，可放句末。,but,Howev

5、er,考點(diǎn)二 ：,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 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這兩個關(guān)聯(lián)詞不能同時用。,?,同樣，此句錯誤， because 和

6、so 等關(guān)聯(lián)詞都不能同時使用。,考點(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 _ going to the party. (或者你或者我將去晚會。) Neither I nor he _ seen the movie. （我和他都沒有看過這部電影。） Not only you but also he _ French. （不但你而且他也講法語。）,【連接主語 時，謂語“就近原則”】,am,has,speaks,考點(diǎn)四,2.

7、 從屬連詞-用來引導(dǎo)從句。常見的從屬連詞有： (1)引導(dǎo)時間狀語從句的after, before, when, while, as, until, till, since, as soon as等。 (2)引導(dǎo)條件狀語從句的if, unless等。 (3)引導(dǎo)原因狀語從句的because, as, since等。 (4)引導(dǎo)目的狀語從句的so that, in order that等。 (5)引導(dǎo)讓步狀語從句的though, although, even if等。 (6)引導(dǎo)結(jié)果狀語從句的so that, sothat, suchthat等。 (7)引導(dǎo)比較狀語從句的than, asas等。

8、(8)引導(dǎo)賓語從句的that, if , whether等。,Mr. White was taking a shower _ the UFO landed on the street. A. where B. while C. when D. whether,C,While Mr. White was taking a shower，the UFO landed on the street.,考點(diǎn)一,“when” 和 “while”,when引導(dǎo)的狀語從句的動作多為終止性動詞，也為可持續(xù)動詞；但while只能是可持續(xù)動詞。,考點(diǎn)二,我會一直工作到你回來。,I will work till yo

9、u come back.,notuntil/ till 直到才 till 直到為止,翻譯：我會到你回來時才睡覺。,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才回來。,My father _ come back until we had supper.,notuntil/ till 直到才 till 直到為止,翻譯：他直到3歲才會講話。,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.,couldnt,doesnt,He took the MP3 player with him _ he could enjoy music during the trip. A. because B. so that C. when,B,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 b