初中狀語從句-ppt課件

1、狀語從句狀語從句 Adverbial Clause八八 種種 時時 態(tài)態(tài)一般現(xiàn)在時一般現(xiàn)在時一般過去時一般過去時現(xiàn)在進行時現(xiàn)在進行時過去進行時過去進行時一般將來時一般將來時過去將來時過去將來時現(xiàn)在完成時現(xiàn)在完成時過去完成時過去完成時陳述句中沒有助動詞的陳述句中沒有助動詞的一般現(xiàn)在時一般現(xiàn)在時主主+be+主主+v(復復)/vs(單單)一般過去時一般過去時主主+was/were/+主主+過去式過去式+陳述句中有助動詞的陳述句中有助動詞的一般將來時一般將來時主主+will(1)+v原原(2)主主+be going to(1)+v原原(2)過去將來時過去將來時主主+would(1)+v原原(2)主主+

2、was/were going to(1)+v原原(2)現(xiàn)在進行時現(xiàn)在進行時主主+be(1)+ving(2)過去進行時過去進行時主主+was/were(1)+ving(2)現(xiàn)在完成時現(xiàn)在完成時主主+has/have(1)+過去分詞過去分詞(2)過去完成時過去完成時主主+had(1)+過去分詞過去分詞(2)什么是狀語？He speaks English very well. You are very beautiful.動詞描畫詞程度副詞主語謂語賓語狀語主語謂語表語狀語用來修飾動詞，描畫詞，副詞用來修飾動詞，描畫詞，副詞以及全句的句子成分，叫做以及全句的句子成分，叫做狀語。狀語。adverbial

3、 modifier (adv.)用作狀語的通常是副詞，介詞用作狀語的通常是副詞，介詞短語，不定式和從句等。短語，不定式和從句等。狀語從句？u在復合句中表示的狀語在復合句中表示的狀語u可以用來修飾謂語包括可以用來修飾謂語包括非謂語動詞、定語、狀非謂語動詞、定語、狀語或整個句子。語或整個句子。 必需符合“從句的三個必需必需是句子；必需有銜接詞；必需是陳說句 用一個句子充任狀語成分，那個句子就是狀語從句。表示時間 一、時間狀語從句 When, as ,while, before, after, till, Until, as soon as, The moment, the minute, the

4、first time. 名詞性短語后發(fā)生后發(fā)生When while as當他回到家的時候，我正在做飯我到了那邊就給他打。普通情況下，從句的謂語動普通情況下，從句的謂語動詞用詞用“普通如今時表示普通如今時表示“普普通未來時，用通未來時，用“如今完成時如今完成時表示表示“未來完成時未來完成時I met her while I was at school. 時間狀語從句闡明動作或形狀發(fā)生、存在的時間。時間狀語從句可以由以下連詞或詞組引導時間狀語從句可以由以下連詞或詞組引導ABCDwhen當當時時before在在之前之前as soon as一一就就hardly when一一就就while當當時時aft

5、er在在之后之后the moment一一就就scarcelywhen剛一剛一就就as當當時時since自從自從以來以來the minute一一就就no sooner .than一一就就whenever無論何時無論何時till/ until直到直到every/ each time每次每次instantly/ directly一一就就當當Tom 正在看電視的時候，他妻子正在看電視的時候，他妻子正在做飯。正在做飯。While Tom was watching TV, his wife was cooking.中，即中，即“點線重合，但不能表示兩個點線重合，但不能表示兩個動作一前一后發(fā)生。動作一前一后

6、發(fā)生。u指詳細地點時，從句可用于主句之前或之后；指詳細地點時，從句可用于主句之前或之后；u The house stood where the two roads meet. The house stood where the two roads meet.u表示籠統(tǒng)條件的含義時，必需放在主句之前。表示籠統(tǒng)條件的含義時，必需放在主句之前。u Where there is a will, there is a way. Where there is a will, there is a way.【留意】【留意】 “哪里哪里哪里就哪里就；主句在；主句在從句后面時，從句后面時，therethere可

7、用可不用；假設(shè)主句在從句可用可不用；假設(shè)主句在從句的前面時，普通都不用的前面時，普通都不用therethere。 You should have put the book where you found it. 他本來應該把書放回原來的地方。他本來應該把書放回原來的地方。 句型句型1：Where地點從句，地點從句，there主句。主句?！玖粢狻縜nywhere副詞，但可引導從句，相當于連詞，意思類似于wherever, anywhere引導的從句,可在主句之前或之后。 而wherever本身就是個連詞，表示“在何處，無論何處。 句型句型2：Anywhere/ wherever地點從句，地點從句

8、，主句。主句。Wherever the sea is , you will find seamen.有海就有海員。有海就有海員。 地點狀語從句地點狀語從句 vs. vs. 定語從句定語從句 where引導定語從句時，從句前應有一個表示地引導定語從句時，從句前應有一個表示地點的名詞作先行詞；狀語從句前那么無需先行詞。點的名詞作先行詞；狀語從句前那么無需先行詞。 Go back where you came from.(地點狀語從句地點狀語從句他從何處來到何處去。他從何處來到何處去。 Go back to the village where you came from.(定語從句，修飾villag

9、e) 回到他來的那個村子里去。 1 We were swimming in the lake _ suddenly the storm started. A. when B. while C. until D. before“當我們正在湖里游泳的時候忽然暴風雨開場了，當我們正在湖里游泳的時候忽然暴風雨開場了， 表示主句的動作處于從句的動作忽然發(fā)生時應采用表示主句的動作處于從句的動作忽然發(fā)生時應采用whenwhen(while(while不適宜用于這樣的語境不適宜用于這樣的語境) )， when when表示表示“當當?shù)臅r候受限制條件最少。的時候受限制條件最少。Your Topic Goes H

10、ereYour subtopic goes herewherewhere引導定語從句，表示地點。引導定語從句，表示地點。 Strike while the iron is hot.A friend is never known till a man has need. 趁熱打鐵趁熱打鐵All things are difficult before they are ready.萬事開頭難萬事開頭難需求之時方知友需求之時方知友As every thread of gold is valuable, so every moment of time.一寸光陰一寸金一寸光陰一寸金無煙不起火無煙不起火/

11、 / 無風不起浪無風不起浪Where there is smoke, there is fire.As a man sows, so he shall reap.種瓜得瓜，種豆得豆種瓜得瓜，種豆得豆表示緣由 三、緣由狀語從句 最常用的連詞是: because， since， as， now that等because, as, since, for 語氣 位置意義 because 最強前或后 “緣由；表客觀因果關(guān)系；回答“ as較強 前 “由于；把眾人所知的現(xiàn)實當作理由 since 較弱 前 “既然；就對方陳說的現(xiàn)實作為理由 for 最弱 后 “理由；對某一現(xiàn)實進展推斷的理由 注：上面所說的“前

12、，指從句在主句之前；“后，指從句在主句之后。 EG: He is absent today because he was ill. As it is snowing，we shall not go out. You couldnt see him, for he wasnt there.不句首4. Since you are ill, I will go alone.表示結(jié)果 四、結(jié)果狀語從句四、結(jié)果狀語從句 可以由可以由 so that， so.that， such.that so that, sothat, suchthat so that“以便、“結(jié)果表目的和結(jié)果。 留意：在從句中有情態(tài)

13、動詞表目的。無情態(tài)動詞表結(jié)果。 sothat “如此的以致于表結(jié)果。該構(gòu)造常見于： 1.so+形副that2.so+形a(an)單數(shù)名詞that3.somany/much復數(shù)名詞不可數(shù)名詞+that suchthat“如此的以致于表結(jié)果。該構(gòu)造常見于： 1.sucha(an)形名詞that2.such形復數(shù)名詞不可數(shù)名詞thatE.G. He was so angry that he left the room without a word. 他很生氣,一句話不說就分開了房間。 It is such a heavy box that nobody can move it.The box is

14、so heavy that nobody can move it.The box is so heavy as nobody can move .I didnt go early, so that I didnt get a seat.表示目的 四、目的狀語從句四、目的狀語從句 主要的引導詞有主要的引導詞有: so that， in order that， 目的狀語從句經(jīng)常含有情態(tài)動詞。目的狀語從句經(jīng)常含有情態(tài)動詞。 E.G. They are hurrying so that / in order that they may not miss the train. 他們?yōu)榱粟s上火車而匆匆忙忙

15、。 He works hard in order that / so that he can serve his country well.表示條件 五、條件狀語從句五、條件狀語從句 最常用的引導詞有最常用的引導詞有: if， if onlyif 的強調(diào)式的強調(diào)式, unless (= if not)， as long as， so long asE.G.As long as I live, I shall work hard.You cant learn it well unless you work hard.If you want to know ,I can tell you.表示退讓

16、 六、退讓狀語從句六、退讓狀語從句 主要的引導詞有主要的引導詞有: though， although，as even if， even though however, Whatever , whenever等等though, although, as, though, although在句首表“雖然兩者都可以用。但句后不能再用but。 以下情況只能用though： as though (=as if); even if (=even though) 在句末表示“然而 as表示“雖然，從句的表語、狀語等成分要倒裝。 whatever, however, wherever, whenever 它們

17、是what, how, where, when的強勢語氣。分別等于： no matter what, no matter how no matter where, no matter whenE.G.I wont mind even if (though) he doesnt come.Though it was cold, she went out without an overcoat.Young as/though he is, he knows a lot.Whether it shines or rains, I will go.No matter who / whoever com

18、es here, I will not let him in.you can take whatever you like.表示比較 八、比較狀語從句八、比較狀語從句 主要由主要由 than， as.as, the morethe more 這類從句經(jīng)常有一些成分沒有表示出來這類從句經(jīng)常有一些成分沒有表示出來: E.G. The more you eat, the fatter you are. John is less clever than Tom. He is not so/as clever as his brother.前引：根據(jù)主從句的三種時間關(guān)系，分為主前引：根據(jù)主從句的三種時間

19、關(guān)系，分為主從句同時發(fā)生、主從句都沒有發(fā)生、主從句一前一后發(fā)生三類句型，從句同時發(fā)生、主從句都沒有發(fā)生、主從句一前一后發(fā)生三類句型，每種句型分別對應獨特的句式每種句型分別對應獨特的句式What were you doing when the UFO arrived?What are you doing when the UFO arrives?I would leave if he came.I will leave if he comes.The train had been away when I arrived.過去配過去過去配過去過去配過去過去配過去如今配如今如今配如今如今配如今如今配

20、如今前引：根據(jù)主從句的三種時間關(guān)系，分為主前引：根據(jù)主從句的三種時間關(guān)系，分為主從句同時發(fā)生、主從句都沒有發(fā)生、主從句一前一后發(fā)生三類句型，從句同時發(fā)生、主從句都沒有發(fā)生、主從句一前一后發(fā)生三類句型，每種句型分別對應獨特的句式每種句型分別對應獨特的句式過去類：過去類：.過去進展過去進展 when 普經(jīng)過去普經(jīng)過去如今類：如今類：如今進展如今進展 when 普通如今普通如今過去類：過去未來過去類：過去未來 when 普經(jīng)過去普經(jīng)過去如今類：普通未來如今類：普通未來when 普通如今普通如今過去完成過去完成 when 普經(jīng)過去普經(jīng)過去1 _ they had worked for along ti

21、me, everyone looked tired. A While B After C Unless D For 2 He has been a teacher _ he came to the country. A since B until C as D when 3 He has had to cook by himself _ his mother went on business to . A during B sinceC after Dwhen 4 It is ten years _ I saw you last time. A since B when C that D if

22、 5 He always thinks Im wrong, _ I may say. A no matter whatever B whatever C what D That6 You should run the machine _ the workers has shown you. A as B and C but Dso7 _ , Mother will wait for him to have dinner together.A However late is he B However he is late C However is he late D However late h

23、e is 8 You shall have the book _ I have read it. A so that B though C as soon as D since 9 The man put on a overcoat _ keep himself warm. A that B so that to C in order that Din order to 10 He has changed so much _ I can hardly recognize him. A as B so that C that Dbut 11 Wounded _ he was, he refuse

24、d to come back from the front. A as B though C although Dboth A and B 12 Well both wait here _ you get back. A so that B that C until Dfor 13 Some people want to go hunting, _ others want to go finishing. Aor B.because C.while D.since14 Bad habits, _ formed, are difficult to get rid of. A and B once

25、 C or D but 15 You must get up early in the morning, _ well have to start out without you. A and B or C but D so that 16 Would you please wait _ I come back. A if B when C because Dtill17 He couldnt come _ he wanted to. A as B because C although Dfor 18 _ you gave a party and no one come, what would

26、 you do? A Although B If C Unless DWhen 19 You may borrow the book _ you keep it clean. A as long as B when C after D unless 20. John plays football _ , if not better than, David. A as well B as well as C so well D so well as (三)狀語從句中考真題 1. its difficult to make her dream come true, she never gives

27、up. A. Though B. Unless C. Because D. If 2. Its quite common in Britain to say “Thank you to the drivers people get off the bus. A. After B. since C. until D. when 3. Your dream wont come true you know what your dream is. A. After B. unless C. while D. sinceADB 4. -How was your climbing on Mount Tai

28、? -I didnt believe I could do it I got to the top. A. until B. unless C. after D. when 5. I arrived at the airport the plane had taken off. A. after B. while C. when D. before 6. the water was cold, Wei Qinggang jumped into it to save others. A. Although B. When C. If D. BecauseAAA 7. We wont start the meeting our teacher arrives. A. though B. until C. while D. or 8. We will have no w