18-19Module2SectionⅢGrammar——連詞

1、18-19Module2Section川Gramma 詞語境自主領(lǐng)悟先觀察原句后自主感悟1.Norway is at the top of the list, while the US is at number 7.2.ln the last ten years in China 150 millio n people moved outof poverty.However，the challenges are still great.3.Although more than 80% of children in developingcountries go to primary school

2、, about 115 million children arenot being educated.4.More than 1 billion people in developing countries do notdrink safe waterHowever，in other regions of the world，e.g.Eastern Europe water is now mostly safe to drink.5.The report shows that we are making some progredsut thatwe n eed to make greater

3、efforts.6.Although developed countries give some financial helpthey n eed to give much more.1.1 句中 while 表示 對比或相反的情況， 意為然而。2.由 2、4、5 句可知，but 是一個并列連 詞，而 however 用作 副詞。3.3、6 句中 although引導(dǎo)讓步狀語從句，可以與 though 互換。語法精要點撥連詞是連接單詞、短語、從句或句子的一種虛詞，在句中不單獨作任何成分， 但大多數(shù)連接詞都有具體的意義和用法。本單元主要學(xué)習(xí)表示轉(zhuǎn)折關(guān)系的連詞 but，however，althou

4、gh/though, while 等。1. but 和 however 的用法兩者都意為但是；然而，均表示轉(zhuǎn)折關(guān)系，但用法有所不同。(1)but 用作并列連詞，用來連接并列句子或并列成分，表示強(qiáng)烈對比、轉(zhuǎn)折， 兩個并列成分之間可以用逗號隔開，也可不用，但是but 后面不用逗號隔開。He is a shy man but he is not afraid of anything or anyone.他是一個靦腆的人，但是他不害怕什么事情或任何人。名師點津but 作連詞還可用于Im sorry/Excuse me, but. 句式中表示歉意，but 本 身沒有意義。Im sorry，but I c

5、ant help you with the problem.很抱歉，我不能幫你解決這個問題。(2) however 作副詞時，表示然而，可是，不過，用以引出令人吃驚或表 示對比的話語，可放在句首、句中或句末，但要用逗號隔開。Id like to go with you， however， my hands are full.我很想和你一塊去，可是我太忙了。You may be rightHowever， I still want to do what I planned.你也許是對的，但我還想按我計劃的去做。名師點津however 作連詞時，表示無論如何，不管怎樣，相當(dāng)于 no matter

6、how, 引導(dǎo)讓步狀語從句，從句可放在主句之前或之后。常構(gòu)成：however/no matter how + adj./adv. +王語+謂語。However/No matter how hard you try， it is difficult to lose weight without cutt ingdow n the amount you eat.不管你多么努力，如果不減少飯量，減肥很難。He tries his best to solve the problem however difficult it is.他盡力解決這個問題，不管它有多困難。即時演練 1用 but/howeve

7、r 填空1He is young but very experie need.2However long it takes， rm going to get the job finished.3Later，however，he changed his mind.2. although 和 though 的用法(1)although 和 though 都是引導(dǎo)讓步狀語從句的從屬連詞，意為盡管，雖 然，一般情況下可互換。但 although 較正式，多用于句首，而 though 在非正 式文體中較為普遍。Although/Though these measuresare not effective

8、 forever，they are vital for now.雖然這些措施并不能永遠(yuǎn)有效，但它們目前是至關(guān)重要的。名師點津although 和 though 都不能和并列連詞 but 連用，但可以和 yet 或 still 連用。(2)though 引導(dǎo)讓步狀語從句時可用部分倒裝形式，其用法相當(dāng)于as,把從句中的表語、狀語或動詞原形置于句首；假設(shè)表語是可數(shù)名詞單數(shù)，前置時要省 略不定冠詞。Hot as/though the night air was，we slept deeply because we were so tired afterthe long jour ney.夜晚的空氣雖然

9、很熱，但因為長途旅行之后很累，我們睡得很沉。Child though/as she is, she knows a lot.雖然還是個孩子，她卻懂得很多。Fastas/though you read, you cant finish the book in three days.盡管你讀得快，你也不可能在三天內(nèi)讀完這本書。Try though/as I might， I could nt lift the stone.盡管我試了，還是搬不動那塊石頭。名師點津though 還可以作副詞，放在句末，用逗號和主句分開，相當(dāng)于 however，意 為然而。She said she would come

10、 she didn，though.她說她要來，然而卻沒來。即時演練 2 一句多譯他雖然成功，但不驕傲。1Although/Though he is successful he is not proud.2Successful though/as he is he is not proud.3He is successful but he is not proud.4He is successful he is not proud, though/however.3. while 的用法(1)while 作并列連詞表示轉(zhuǎn)折，強(qiáng)調(diào)前后句的對比關(guān)系，意為然而，此 時 while不能位于句首。Wavi

11、ng on es hand is to say ” Goodbye. Nodd ing the head means agreementwhile shak ing it means disagreeme nt.揮手表示再見，點頭表示同意，而搖頭表示不同意。(2) while 引導(dǎo)讓步狀語從句，意為雖然，盡管，可以與 although 或 though 互換，此時 while 位于句首。While online shopping has changed our life， not all of its effects have beenpositive.盡管網(wǎng)上購物已經(jīng)改變了我們的生活，但不是

12、所有的影響都是積極的(3) while 引導(dǎo)時間狀語從句，意為當(dāng).時候，此時 while 相當(dāng)于 duringthe time that.，從句中的謂語動詞通常是延續(xù)性動詞的進(jìn)行時或狀態(tài)動詞，不可用短暫性動詞。I lear nt a lot of French while I was in Paris.在巴黎時我學(xué)了很多法語。語法應(yīng)用落實I.單句語法填空1. Although/Though our football team failed in the match, we did our best.2. Would you like to go to a movie toni ght?Id l

13、ike to， but Im busy prepari ng for the final exam in ati on.【導(dǎo)學(xué)號：27932018】3. Please keep still while I am taking photos for you.4. We had thought the figures were correct.Howeverwe found some errors whe nthe pla n was carried out.5. We will have to finish the job， however long it takes.6. rm sorry，b

14、ut. Mr.Eric left the office just a few minutes ago.7. They knew it would be too late to do anythin g.They did nt want to admit thefact， though/however.8. Girl though/as she is she is much naughtier than a boy.【導(dǎo)學(xué)號：27932019】n.單句改錯1 .Although the Internet is of great help, but I dont think its a good idea to spe ndtoo much time on it.but yet 或去掉 but2. Some people waste lots of food but others have nt eno ugh to eat.btulwhile3 . Much although he likes her , he does get angry with her sometimes.althoughas/though4. Sailing in rough weather can be very unpleasant.Butwe found itexci