狀語從句重點(diǎn)難點(diǎn)歸納ppt課件

1、連詞與狀語從句,九種狀語從句,1. 時間狀語從句 2. 地點(diǎn)狀語從句 3. 原因狀語從句 4. 條件狀語從句 5. 讓步狀語從句 6. 結(jié)果狀語從句 7. 目的狀語從句 8. 方式狀語從句 9. 比較狀語從句,九種常用的狀語從句及其常用的連接詞,1. 時間狀語從句,when, while, as, before, after, since, once , every time, each time, any time, the first/second/last time, by the time, as soon as, the moment, the minute, the instant

2、, the day immediately, directly, instantly, hardly/scarcelywhen/before, no soonerthan , till, until, notuntil,一.就.,九種常用的狀語從句及其常用的連接詞,where, wherever,because, since, as, for, now that, in that（因?yàn)椋?considering that, seeing that,if, unless, as(so) long as, on condition that, provided that, providing th

3、at suppose that supposing that,2.地點(diǎn)狀語從句,3. 原因狀語從句,4. 條件狀語從句,九種常用的狀語從句及其常用的連接詞,6. 結(jié)果狀語從句,so that, sothat, suchthat,so that, in order that, in case,as, as if/as though,than, asas, not so/asas, the +比較級, the +比較級,7. 目的狀語從句,8. 方式狀語從句,9. 比較狀語從句,5. 讓步狀語從句,although, though, as, even though/even if, while(雖

4、然）, no matter +which/what/when/where/who/how, whichever, wherever, whatever, whoever, whenever, however, whetheror；,考點(diǎn)與難點(diǎn)歸納,1、狀語從句連詞的含義及用法比較； 2、no matter wh- 與 wh-ever 引導(dǎo)的從句 的區(qū)別； 3、狀語從句的時態(tài)問題； 4、狀語從句倒裝及省略問題； 5、狀語從句與其它從句區(qū)別。,考點(diǎn)與難點(diǎn)歸納,問題1: 1. We were swimming in the lake _ suddenly the storm started. A.

5、when B. while C. until D. before 2. He was about to tell me the secret _ someone patted him on the shoulder. A. as B. until C. while D. when 3. He transplanted the little tree to the garden _ it was the best time for it. A. where B. when C. that D. until 4. Did Jack come back early last night? Yes.

6、It was not yet eight oclock _ he arrived home. A. Before B. when C. that D. until 5. He was about halfway through his meal _ a familiar voice came to his ears. A. why B. where C. when D. while,A,D,B,B,C,一、時間狀語從句,when可用來引導(dǎo)時間狀語從句，意為“當(dāng)?shù)臅r候”從句的謂語動詞可以是延續(xù)性的，也可以是終止性的。如： When the film ended, they went back.

7、When I lived there, I used to go to the seashore on Sundays. 2. When 常用于下列句式： when為并列連詞意為“就在這時”。 was doing somethingwhen was about to dowhen was on the point of doing sth. when had donewhen 3. when可以表“既然”，如： How can I help them to understand when they wont listen to me?,注意同一個從屬連詞的多義性：,（一）連接詞when的用法小

8、結(jié),問題2: 6. The cost of living in Glasgow is among the lowest in Britain, _ the quality of life is probably one of the highest. A. since B. when C. as D. while 7. _ I accept that he is not perfect, I do actually like the person. A. While B. Since C. Before D. Unless 8. _it is true that a students most

9、 important goal is to do well in his or her studies, it doesnt need to be the only goal. A when B As C While D Before 9. Mary made coffee her guests were finishing their meal. A. so that B. although C. while D. as if,D,A,C,C,1. while引導(dǎo)時間狀語從句，意為“當(dāng)?shù)臅r候”；從句的動作必須是持續(xù)性的，如： Please dont talk so loud while ot

10、hers are working. 2. while引導(dǎo)時間狀語從句, 意為：趁的情況趕緊做 Strike while the iron is hot. 3. while引導(dǎo)讓步狀語從句，放于主句之前，意為“盡管，雖然”，相當(dāng)于although While I admit that the problems are difficult , I dont agree that they cant be solved. 4.while作為并列連詞，意為“而，卻”，表示對比。 Jane was dressed in brown while Mary was dressed in blue.,（二）連

11、接詞while的用法小結(jié),1. as可用來引導(dǎo)時間狀語，意為“一邊一邊”；隨著 She sang as she walked home all the way. (一邊一邊） She was doing her homework as she was listening to the music. As she grew older, she became more beautiful. （隨著） As the day went on, the weather got worse. 2. as引導(dǎo)原因狀語從句，意為“因?yàn)椤⒂捎凇?As she is free today, she would

12、like to do some shopping. 3. as引導(dǎo)讓步狀語從句（從句必須倒裝）意為“盡管”。 Tired as he was, he refused to take a rest. （盡管） Hard as he worked, he cant work out the problem. Child as he is, he knows a lot. Try as he might, he wouldnt succeed.,（三）連接詞as的用法小結(jié),注意：as從句通常將作表語的adj/n.、作狀語的adv、 作謂語的do(情態(tài)動詞后的動詞原形),（三）連接詞as的用法小結(jié),4

13、.as引導(dǎo)方式狀語從句（像一樣），（正如） When in Rome ,do as the Romans do.,when, while, as這三個連詞都可表示“當(dāng)?shù)臅r候”。 1) when可表示一個時間點(diǎn)，也可表示一個時間段。如： When he came in, we were having supper. When we were having supper, the light suddenly went out. 2) while則只表示一個時間段。它所引導(dǎo)的時間狀語從句中的時態(tài)常用進(jìn)行時態(tài)。如： When/While he was eating his breakfast, he

14、 heard the doorbell ring. While he was watching TV, the boy fell asleep. 3) as則強(qiáng)調(diào)主句和從句的動作在同一時間進(jìn)行;也可表示“隨著”。 She sang as she walked along. As the election approached, the violence got worse.,連接詞when, while, as的用法區(qū)別：,問題3: Did you remember to give Mary the money you owed her? Yes. I gave it to her _ I s

15、aw her. A. while B. the moment C. suddenly D. although 2. I thought her nice and honest _ I met her. A. first time B. for the first time C. the first time D. by the first time 3. _ entered the office when he realized that he had forgotten his report. A. He hardly had B. Had he hardly C. Hardly had h

16、e D. Hardly he had,B,C,C,1the moment, the instant，the minute, the second, the day immediately, directly, instantly, hardlywhen, scarcelywhen, no soonerthan 這些連詞引導(dǎo)時間狀語從句，相當(dāng)于as soon as的意思。 I came immediately you called me up. 2如果hardly, scarcely或no sooner置于句首，主句必須部分倒裝。 注意：主句過去完成時，從句一般過去時 Hardly /scarc

17、ely had I got home when it began to rain. the first /second/last time, every time, each time, next time, by the time也可引導(dǎo)時間狀語從句，從句一般時態(tài) The first time I drove the car, I felt very nervous. Next time you come, please bring your composition.,（四）一.就.表達(dá)法小結(jié)：,（五）time短語小結(jié),問題4: 1. Was his father very strict w

18、ith him when he was at school? Yes. He had never praised him _ he became one of the top students in his grade. A. after B. unless C. until D. when 2. A good storyteller must be able to hold listeners curiosity _ he reaches the end of the story. A. when B. unless C. after D. until 3. It was not _ she

19、 took off her dark glasses _ I realized she was a famous film star. A. when; that B. until; that C. until; when D. when; then,C,D,B,1. until/till從句用于肯定句主句時，主句的動詞是延續(xù)性動詞，意為“某動作一直延續(xù)到某時間點(diǎn)才停止”。： We waited until/till he came. 2. until/till從句用于否定句主句時，主句謂語動詞終止性動詞，意為“某動作直到某時間才開始”。如： He wont go to bed until h

20、er father returns. 3till不可以置于句首，而until可以。如： Until you told me I had no idea of it. 4notuntil句型的強(qiáng)調(diào)句，須將not一起提前強(qiáng)調(diào)： It was not until you told me that I had any idea of it. 5. Not until. 放句首強(qiáng)調(diào)時，主句部分倒裝。 Not until you told me did I have any idea of it. 注意：till/until 從句中的謂語動詞都是終止性動詞,（六）till, until和notuntil小

21、結(jié)：,問題5: 1. He made a mistake, but then he corrected the situation _ it got worse. A. until B. when C. before D. as 2. Scientists say it may be five or six years _ it is possible to test this medicine on human patients. A. since B. after C. before D. when 3. Why didnt you tell him about the meeting?

22、He rushed out of the room_I could say a word. A. before B. until C. when D. after 4. It is almost five years _ we saw each other last time. A. before B. since C. after D. because,C,C,A,B,1、含義：before表示“在之前”，但還有如下意思 1） We had sailed four days and four nights before we saw land. 2） We hadnt run a mile

23、before he felt tired. 3） Please write it down before you forget it. 4） Before I could get in a word, he had measured me.,“才”,“不到就”,“趁”,“還沒來得及”,（七）連接詞before的小結(jié)：,1）It will be/段時間before “要過才會” It will be two years before he leaves the country. 2）It was +時間段+before 從句 “過了才” It was three weeks before he

24、came back 3）It will not be 時間段 before“要不了就會” It wont be long before she comes back 4）It was not 時間段 before “沒過就了” It wasnt long before he left the country. 5）It is/has been時間段since如： It is three years since she was in the army. It is three years since she joined the army.,注意主從句時態(tài),2before的一些特殊句式,once

25、引導(dǎo)時間狀語從句時含有條件意味，譯為“一旦”。 _ they decide which college to go to，students should research the admission procedures. AAs BWhile CUntil DOnce The research program is so designed that once started, nothing can stop it.,（八）once的用法小結(jié),1.since引導(dǎo)時間狀語從句，自從 (1)從句常用一般過去時,主句常用現(xiàn)在完成時或完成 進(jìn)行時。 (2)固定句型： It is/has been段時

26、間since一般過去時。 若從句謂語動詞是延續(xù)性的，表示多久沒做； 若從句謂語動詞是短暫性的，則表示自從做多久了 Have you known Dr. Jackson for a long time? Yes，since she _ the Chinese Society. Ahas joined Bjoins Chad joined Djoined,（九）Since 用法小結(jié),What was the party like? Wonderful. Its years _ I enjoyed myself so much. Aafter Bwhen Cbefore Dsince Do you

27、smoke? _. Its three years since I smoked. AYes，I do BYes，I dont CNo，I dont DNo，I do,問題1： 1. It is known to all that _ you exercise regularly, you wont keep good health. A. unless B. whenever C. although D. if 2. You will be late _ you leave immediately. A. unless B. until C. if D. or 3. The little b

28、oy wont go to sleep his mother tells him a story. A. or B. unless C. but D. whether,A,A,B,unless 相當(dāng)于 if not，意思是“除非”“如果不就”。這也是高考的熱點(diǎn)之一。,二、條件狀語從句,(1) unless=if . not 除非 You will fail unless you study hard. (2) suppose, supposing, providing(that), provided(that), given(that)= if Given that he supports u

29、s, well win the election. (3)on condition that（假設(shè)）, as long as, so long as = only if （只要） As long as you dont lose heart, you will succeed. (4) as(so) far as .（就/據(jù).） So far as I am concerned, Im in favor of “mercy killing”. 就我個人而言， 我支持安樂死。,條件狀語從句分為真實(shí)條件句和非真實(shí)條件句（用在虛擬語氣）。 注意：在真實(shí)條件句中，常用一般現(xiàn)在時或現(xiàn)在完成時代替將來時。

30、常由下列連詞引導(dǎo)條件狀語從句： if, unless, suppose, supposing, providing (that), provided (that), （假如、倘若）；given (that)如果有 in case, on condition that, as long as, so long as, so far as等。,問題2： 1、_ I can see, there is only one possible way to keep away from the danger. A. Because B. As far as C. as long as D. Even if

31、 2、I always take something to read when I go to the doctors _ I have to wait. Ain case Bso that Cin order Das if,B,A,as long as 與 as far as 都可引導(dǎo)條件狀語從句，as long as 表示“只要”，as far as 表示“就而言”。題1根據(jù)題意應(yīng)該選用B。in case 表示“以防”。,1. 由though, although, as (雖然盡管), even if, even though, wh-ever, no matter-wh, whether

32、. or.引導(dǎo).,1) Though he is old, yet he is active. 2) Although most of the people agreed, some were not willing to accepted. 3) Proud as/though the nobles are, he is afraid to see me. We wouldnt lose heart even if we should fail ten times.,4) Whenever (=no matter when) you call on me, you are always we

33、lcome. 5) Wherever (no matter where) you work, you can always find time to study. 6) Take the one you like best, whichever (no matter which) it is.,2. though與although，不能與but連用，但可以與yet, still, nevertheless等連用，用來加強(qiáng)語氣。 Though ( Although ) he was tired, yet (still) he went on working.,3. as引導(dǎo)讓步狀語從句倒裝,將從

34、句表語的形容詞、名詞、副詞或動詞原形放于as之前。此外however也要倒裝，將however所修飾的形容詞或副詞提前。 although 不可以倒裝，though可倒可不倒，as必倒。,4. whether or 無論還是 Whether sick or well, shes always happy.,問題1： 1、 _ I accept that he is not perfect, I do actually like the person. A. While B. Since C. Before D. Unless 2、Allow children the space to voic

35、e their opinions, _they are different from your own. A. until B. even if C. unless D. as though,A,B,while 是高考中的高頻詞，它既可引導(dǎo)時間狀語從句，又可連接并列句，還可引導(dǎo)讓步狀語從句，表示“盡管”。even if 等于 even though，表示“即使、盡管”。as though 等于 as if，引導(dǎo)方式狀語從句，表示“好像、似乎”。,三、讓步狀語從句,問題2： 3. _, he doesnt study well. A. As he is clever B. He is as cl

36、ever C. Clever as he is D. As clever he is 4. You should report any incident, _ serious it is. A. however B. whatever C. whoever D. whichever 5. Mr. Hall understands that _ math has always been easy for him, it is not easy for the students. A. unless B. since C. although D. when,6. _, I have never s

37、een anyone whos as capable as John. A. As long as I have traveled B. Now that I have traveled to much C. Much as I have traveled D. As I gave traveled to much 問題3： 7. - Dad, Ive finished my assignment. - Good, and _ you play or watch TV, you mustnt disturb me. A. whenever B. whether C. whatever D. n

38、o matter 8. You should try to get a good nights sleep_ much work you have to do. A. however B. no matter C. although D. whatever,10. _, I have to put it away and focus my attention on study this week. A.However the story is amusing B. No matter amusing the story is C. However amusing the story is D.

39、 No matter how the story is amusing,11. He tried his best to solve the problem, _ difficult it was. A. however B. no matter C. whatever D although,12. The old tower must be saved, _the cost. 05浙江） Ahowever Bwhatever Cwhichever Dwherever 13. English and French are taught here. You can choose _ you li

40、ke. A. no matter which B. whichever C. no matter what D. whatever,no matter wh- 只引導(dǎo)讓步狀語從句，此時與 wh-ever通用。 No matter when / Whenever he comes back, he should be invited to the party. wh-ever又可引導(dǎo)名詞性從句=anyone who， No matter wh-不能。如： Whoever can help us will be welcome.,5.no matter wh- 與 wh-ever 的聯(lián)系及區(qū)別,s

41、othat, suchthat ,so that It is so good a story that Ill never forget it. It is such a good story that Ill never forget it. 1)such+ a + adj + 名詞（可數(shù)名詞）+ that clause such+（adj）+名詞復(fù)數(shù)/不可數(shù)名詞 2)so +adj./adv. +that clause 3)so + many/few + 復(fù)數(shù)名詞 +that clause much/little+不可數(shù)名詞,四、結(jié)果狀語從句,五、原因狀語從句,1、 because表示事情

42、發(fā)生的直接原因或理由，它的語氣很強(qiáng)。 He didnt come to school yesterday because he was ill. 1)回答why的提問,必須用because。 Why didnt he come yesterday? _ he had something important to do. ABecause BAs CSince DFor 2)當(dāng)有only，just, all, partly, not, but等修飾時， The two girls were late again, which was partly because they got up late

43、. 3) 在強(qiáng)調(diào)原因狀語從句時，只能用because。 It was because it rained hard that they put off the football match.,2、 since常表示對方已經(jīng)知道的既成事實(shí)，說話人根據(jù)這個事實(shí)得出某一種結(jié)論。其語氣比because要弱，一般譯成“既然”。如： Since you are here, why not stay for a few more days? 3、 as常用于表示十分明顯的原因，說明因果關(guān)系，重點(diǎn)放在主句上，語氣較弱，常譯成“由于”。如： As its getting darker, we must go h

44、ome now. 4、 for只是一個并列連詞，用于連接兩個并列句，表示推理或解釋，對前一個分句進(jìn)行附加說明。如： It must have rained last night, for the ground is wet,六、目的狀語從句,.I hurried _ I wouldnt be late for class. A. since B. so that C. as if D. unless You must speak louder so that /in order that you can be heard by all. He wrote the name down for f

45、ear that(lest) he should forget it. Better take more clothes in case the weather is cold.,1. 通常由 so that, in order that, sothat, in case（以防、免得）for fear that(以防，以免)等引導(dǎo),He got up early in order that he could catch the early bus. She married him so that she might tend and comfort him. I explained again

46、 in case he should misunderstand me.,2.目的狀語從句中謂語動詞常含有may (might), can (could) should, will等情態(tài)動詞。 I hid the knife under the bed _ he found it. A. if B. so that C. for fear that D. in order that,1) John shut everybody out of the kitchen _ he could prepare his grand surprise for the party. A. which B.

47、when C. so that D. as if 2) Roses need special care_ they can live through winter. A. because B. so that C. even f D. as 3) Sally worked late in the evening to finish her report _ her boss could read it first next morning. A. so that B. in order to C. before D. so as,七. 比較狀語從句表示倍數(shù)，可以用as 和 than來表示。 三

48、種句型： 1)A倍數(shù)比較級than B 多多少倍 如：This building is twice taller than that one 2)A倍數(shù)as原級asB 是多少倍 如：This building is three times as tall as that one 3)A倍數(shù)the size(height, weight, length) of B 如：This building is three times the size of that one,With the help of the German experts, the factory produced _ cars

49、in 1993 as the year before. as twice many B. as many as twice as twice as many D. twice as many,1) You must try to do as I did. 2) Lets do as Mrs. Li teaches us. 3) He talks as if he knew all about it. 4) Leave it as it is.,八、方式狀語從句,1. 由連詞：as（像一樣）, as if, as though（似乎）引導(dǎo),2. as if和as though，引導(dǎo)的從句與事實(shí)相

50、反多用虛擬語氣，但也可用陳述語氣，表示情況接近事實(shí)。 He treats me as if I were his own son.,九、地點(diǎn)狀語從句,地點(diǎn)狀語從句只有兩個連詞: Where，wherever Where - 在地方， Wherever - 無論在什么地方 1.Put the medicine where you can easily get it. 2.Where there is a will, there is a way. 3.He follows her wherever she goes. 4.Wherever you are, I will be right the

51、re waiting for you.,1. After the war，a new school building was put up _ there had once been a theatre. A. that B. where C. which D. when 2. - Dont look down upon Bob. He has his own advantages. - Oh, yes. _ others are weak, he is strong. A. If B. When C. Where D. Though 3. - The thread of my kite br

52、oke and it flew away. - I had told you it would easily break _it was the weakest A. when B. where C. unless D. since,4. _ he is，he will be thinking of his girlfriend. AWhat BWhere CWhether DWherever,5. She found her calculator _ she lost it. Athat Bwhere Cin which Dwhen 6. This is the factory_ her m

53、other worked last year. Athat Bwhere Cin which Dwherever,狀語從句的時態(tài)問題 問題1： 1、The house could fall down soon if no one_ some quick repair work. A has done B is doing C does D had done 2、It is almost five years _ we saw each other last time. A. before B. since C. after D. when,在條件，時間狀語從句中，用一般現(xiàn)在時或現(xiàn)在完成時表示將

54、來的動作時。在 since 引導(dǎo)的時間狀語從句中，動詞一般都用一般過去時，而主句常用現(xiàn)在完成時或現(xiàn)在完成進(jìn)行時。,C,B,狀語從句的倒裝問題 問題1： 1、So difficult _ it to live in an English-speaking country that I determined to learn English. A. I have felt B. have I felt C. I did feel D. did I feel 2、Not until all the fish died in the river _ how serious the pollution

55、was. A. did the villagers realize B. the villagers realized C. the villagers did realize D. didnt the villagers realize,D,A,狀語從句的倒裝一般有下面幾種情況： 否定詞開頭；not until so 加 adj/adv 或such . n 放開頭； as / though引導(dǎo)的讓步狀語從句。 特別注意： Hardly when No sooner than Child as he is, Hardly had he got to the station when the t

56、rain left. No sooner had he got to the station than the train left. Child as he is, he can speak seven foreign languages.,1：如果主從句主語一致，從句中又有“be”時，省略主語和be。 While still a student, she played many roles. When told the secret, he was surprised. When (he was) still a boy of ten, he had to work day and nigh