课件英语九年级中考复习语法专项状语从句1课时

1、 一：复习要点一：复习要点1.1.时间状语从句时间状语从句 2. 条件状语从句条件状语从句3. 比较状语从句比较状语从句 4. 结果状语从句结果状语从句5. 原因状语从句原因状语从句 6. 目的状语从句目的状语从句7. 让步状语从句让步状语从句 8.方式状语从句方式状语从句9. 地点状语从句地点状语从句 状语从句状语从句 二：考标解读二：考标解读状语从句是副词性从句，其句法功能是修饰谓语动词、其他动词、定语、状语或整个句子等，在句中作状语，通常由从属连词引导。 状语从句不仅是初中英语学习的重点，而且也是每年中考必考的内容之一。命题主要集中在引导状语从句的连词、状语从句的时态等方面；从九大状语从

2、句来看，应将复习重点放在时间状语从句、条件状语从句、结果状语从句和比较状语从句这四种上。一、时间状语从句一、时间状语从句 引导时间状语从句的连词有：引导时间状语从句的连词有：while, while, when, as, as soon as, till, until, when, as, as soon as, till, until, notuntil, before, after, since, notuntil, before, after, since, etcetc当主句用一般现在时或表示将来当主句用一般现在时或表示将来含义时，时间状语从句常用一般现在时含义时，时间状语从句常用一般

3、现在时表将来（主将从现）。表将来（主将从现）。egeg： ill tell you the news when i come back. she will call me as soon as she arrives in shanghai.三：要点突破三：要点突破1 1、在、在whenwhen引导的时间状语从句中，动作可引导的时间状语从句中，动作可以是表示延续的，也可以是表示瞬间的；以是表示延续的，也可以是表示瞬间的；whilewhile引导的从句中，动作一定是表示延续的引导的从句中，动作一定是表示延续的 i was watching tv i was watching tv when to

4、m came in.when tom came in. mother was cooking dinner mother was cooking dinner while father while father was watching tv.was watching tv.2 2、as:“as:“当当. .时；一边时；一边一边一边”. . as she was dancingas she was dancing, , she was singingshe was singing. . its getting colder and colder its getting colder and c

5、older as winter as winter comescomes. .3 3、beforebefore： “ “在在以前以前”； after after ： “ “在在之后之后”. .the bus had left the bus had left before he arrived at before he arrived at the station.the station.i went to bed i went to bed after i finished after i finished homeworkhomework. .4 4、until/tilluntil/til

6、l表示主句动作结束的时间。在肯表示主句动作结束的时间。在肯定句中表示定句中表示“直到直到. .为止为止”，主句要用延，主句要用延续性动词。续性动词。 my mother waited my mother waited till/until i came till/until i came backback. . 在否定句中，在否定句中，until/tilluntil/till表示表示“直到直到. .才才” ”，主句通常用瞬间动词。常构成：，主句通常用瞬间动词。常构成：notnotuntiluntil结构结构. . he didnt leave he didnt leave until i un

7、til i came backcame back. . you cant eat you cant eat angthingangthing untiluntil you see you see the doctorthe doctor5 5、sincesince，ever sinceever since引导的时间状语从引导的时间状语从句，表示主句动作开始的时间，译为句，表示主句动作开始的时间，译为“自自. .以来以来”。主句常用一般现在时或现在。主句常用一般现在时或现在完成时，从句用一般过去时完成时，从句用一般过去时（对（对 since since 引引导的时间状语提问要用导的时间状语提问要

8、用howhow long). long). its ten years its ten years since i worked in the since i worked in the hospitalhospital. . he has taught us he has taught us mathsmaths since he since he came herecame here. . where have you been where have you been since i saw you since i saw you lastlast？6 6、由、由by the timeby

9、 the time引导的时间状语从句注意时态的引导的时间状语从句注意时态的变化：在一般情况下，如果从句的谓语动词用一变化：在一般情况下，如果从句的谓语动词用一般过去时，主句的谓语动词用般过去时，主句的谓语动词用过去完成时。过去完成时。 by the time you came backby the time you came back, i , i had finishedhad finished reading this book.reading this book. 7 7、 as soon asas soon as 意为意为“一一就就”。如果主。如果主句是一般将来时，情态动词加动词原形或

10、祈句是一般将来时，情态动词加动词原形或祈使句时，时间状语从句用一般现在时。使句时，时间状语从句用一般现在时。如：如： my brother went out my brother went out as soon as as soon as i got i got homehome. . ill phone you as soon as ill phone you as soon as hehe arrives arrives in in tonghuatonghua 即时练：(原创） 1. mr. john has worked in that small town _ he left ca

11、nada in 1998. a. when b. after c. since2. he is listening to the music _ he is washing clothes. a. after b. before c. while3. ill give her the message _ she comes back.a. till b. as soon as c. since ccb4. he wont leave until he _the scientist. a. will see b. sees c. saw 5.the first class _ by the ti

12、me i got to school. a. had begun b. began c. has begunba二、地点状语从句二、地点状语从句 地点状语从句一般由连接副词地点状语从句一般由连接副词where, where, whereverwherever等引导，如：等引导，如：句型句型1 1：where where 从句，（从句，（there+there+）主句。）主句。 where bees arewhere bees are, there is honey., there is honey.where there is a will, there is a way.where ther

13、e is a will, there is a way.句型句型2 2：anywhere/whereveranywhere/wherever从句，主句。从句，主句。wherever the sea is,wherever the sea is, you will find seamen.you will find seamen. whataverwhataver you you do,whereverdo,wherever you go you go , , ill right here be waiting for you . ill right here be waiting for yo

14、u .i have kept that photos _ i i have kept that photos _ i can see them every day, as they can see them every day, as they always reminds me of my always reminds me of my university days in university days in l london. ondon. a. which a. which b. where b. where c. whether c. whether即时练：b 三、原因状语从句三、原

15、因状语从句 由由because, as, since, forbecause, as, since, for等词引导等词引导becausebecause表示的是读者不了解的、不明显的原因，表示的是读者不了解的、不明显的原因，回答由疑问词回答由疑问词whywhy引导的疑问句。引导的疑问句。 he didnt go to the meeting that day he didnt go to the meeting that day because he had a bad cold.because he had a bad cold. because he was illbecause he w

16、as ill, he didnt go to school , he didnt go to school yesterday.yesterday.重点提示：重点提示： becausebecause不能与并列连词不能与并列连词soso同时在句同时在句中使用。（中使用。（because of because of 后接名词或名词短语）后接名词或名词短语） she was late for school she was late for school because she missed because she missed the busthe bus.= she missed the bus,

17、 .= she missed the bus, so she was late so she was late for school.for school.as, for, sinceas, for, since引导的原因状语从句非我市中考重引导的原因状语从句非我市中考重点，在此不做讲解点，在此不做讲解即时练：1. _ there are too many people here, _ we have to find another house. a. because; so b. though; but c. because; / 2.译句：由于交通拥挤，他上课迟到了。che was lat

18、e for class because of the heavy traffic.=he was late for class because the traffic was heavy. 四、四、 目的状语从句目的状语从句 用以补充说明主句中谓语动词发生的目的的从用以补充说明主句中谓语动词发生的目的的从句叫做目的状语从句。表示目的状语的从句可以句叫做目的状语从句。表示目的状语的从句可以由由that, so that, so, in order thatthat, so that, so, in order that等词引导。目的等词引导。目的状语从句常含有状语从句常含有can, could,

19、 may ,might shouldcan, could, may ,might should等等情态动词。情态动词。he left early so that he could catch the train.he left early so that he could catch the train.he studies hard so that he could work better in he studies hard so that he could work better in the future.the future.we used the computer in order

20、 that we might we used the computer in order that we might save time.save time.speak clearly so that they may understand you. speak clearly so that they may understand you. 五、五、 结果状语从句结果状语从句 结果状语从句表示结果，通常位于主句之后。引结果状语从句表示结果，通常位于主句之后。引导结果状语从句的连词（词组）有：导结果状语从句的连词（词组）有：sosothat, that, suchsuchthat(that(如

21、此如此. .以至于），以至于），so that, that(so that, that(结果）结果）等。等。(1)sothat (1)sothat 与与such.thatsuch.that的区别的区别 sothat sothat 与与such.thatsuch.that常用句型如下：常用句型如下： so so形容词副词形容词副词thatthat从句从句 soso形容词形容词a a an an单数可数名词单数可数名词thatthat从句从句 such a such a an an 形容词单数可数名词形容词单数可数名词 that that 从句从句 such such形容词复数可数名词不可数名词形

22、容词复数可数名词不可数名词 thatthat从句从句 例如：例如：he spoke he spoke so fast thatso fast that i couldnt follow him i couldnt follow himhe told us he told us such funny stories thatsuch funny stories that we all laughed we all laughed he is he is so poor thatso poor that he cant buy a bike for his son. he cant buy a b

23、ike for his son.he is he is so young thatso young that he cant go to school. he cant go to school.she is she is such a nice girl thatsuch a nice girl that we all like her. we all like her.= she is = she is so nice a girl thatso nice a girl that we all like her. we all like her.=she is so nice that w

24、e all like her.=she is so nice that we all like her.i have i have so little time thatso little time that i can chat with you. i can chat with you. he made so many mistakes in the exam that that he he made so many mistakes in the exam that that he failed itfailed it(2)(2)当当thatthat引导的结果状语从句为肯定句时，引导的结

25、果状语从句为肯定句时，sosothatthat. .可以与可以与bebeenough to doenough to do转换；转换；当从句为否定句式，可以与当从句为否定句式，可以与tootoototo. .或或be be notnot.enough to do.enough to do转换，从而使复合句变转换，从而使复合句变为简单句。为简单句。the boy is the boy is so young thatso young that he he cantcant look look after himself.after himself. = the boy is = the boy i

26、s too young to too young to looklook after after himself.himself. =the boy is =the boy is not old enough to not old enough to looklook after after himself.himself.(3)(3)如名词前由如名词前由many, much, little, fewmany, much, little, few等等词修饰，用词修饰，用so, so, 不用不用suchsuch。e eg g：soon there were soon there were so

27、manyso many deer that deer that they ate up all the wild roses.they ate up all the wild roses.he has he has so littleso little time that he cant go time that he cant go to the cinema with you.to the cinema with you.( (4 4）结果和目的状语从句注意以下几点：结果和目的状语从句注意以下几点： 在不可数名词或可数名词复数前只能用在不可数名词或可数名词复数前只能用 suchsuch，

28、如：如： it is such good weather we want to go for it is such good weather we want to go for a picnica picnic 又如：又如： they are such good players that they they are such good players that they should win the game.should win the game. 在在muchmuch， manymany， few few， little little 之前只能用之前只能用soso如：如： i have s

29、o little money that i cant buy it. i have so little money that i cant buy it. 即时练(原创）1.he was _excited _he couldnt say a word. a. so, that b. too, to c. very, that 2. jim is _ young _look after himself. a. so, that b. too, to c. enough, to 3.it is _bad weather _we decide to put off the football matc

30、h. a. so, that b. such a, that c. such, thatabc4.he asked _many strange questions that the teacher didnt want to teach him any more. a. so b. such c. tooa六、六、 条件状语从句条件状语从句 由由if ,unless if ,unless 等连词引导。等连词引导。unlessunless在意义上相在意义上相当于当于if ifnot not 表示表示“除非除非”“”“如果不如果不”。由于本身。由于本身已含有否定意义，因此不要在已含有否定意义，因此

31、不要在unlessunless后用否定句后用否定句式。若主句是一般将来时，式。若主句是一般将来时，if, unlessif, unless引导的从句引导的从句要用一般现在时表将来。若主句为祈使句或用一要用一般现在时表将来。若主句为祈使句或用一般现在时或含情态动词，从句也用一般现在时。般现在时或含情态动词，从句也用一般现在时。 i wont go i wont go unless unless im invited.im invited. if if you work hard, youll make progress. you work hard, youll make progress. 条

32、件状语从句和主句还有一个共同的伙伴，条件状语从句和主句还有一个共同的伙伴，有时它可以替代从句和主句，它就是有时它可以替代从句和主句，它就是“祈使祈使句句+and/or +and/or +简单句简单句”。其中。其中and and 表示句意顺表示句意顺承；承；or or 则表示转折，意为则表示转折，意为“否则否则”。 if if you work harder, youll pass the exam. you work harder, youll pass the exam. = work harder = work harder andand youll pass the youll pass

33、 the exam.exam. if if you dont hurry up, youll miss the you dont hurry up, youll miss the train.train. = hurry up, or youll miss the train. = hurry up, or youll miss the train.用介词用介词with, withoutwith, without可以把条件状可以把条件状语从句改写成简单句：语从句改写成简单句：if there is no water, the fish may if there is no water, the

34、 fish may die. die. = fish may die = fish may die withoutwithout water. water.if you help me, ill finish my task if you help me, ill finish my task on time. on time. = = withwith your help, ill finish my your help, ill finish my task on timetask on time即时练（原创）1.well have a picnic if it _tomorrow . a

35、. wont rain b. doesnt rain c. didnt rain2._you hurry up, youll miss the train. a. unless b. if c. whether3.other people wont be pleased if he _ the queue. a. will jump b. jumps c. jump 4. hold on to your dream, _one day itll just come true.a. and b. or c. or baba 七七. . 让步状语从句让步状语从句 在主句中作让步状语的从句称为让步状

36、语从句。在主句中作让步状语的从句称为让步状语从句。让步状语从句可置于句首，也可置于句尾。引导让步状语从句可置于句首，也可置于句尾。引导让步状语从句的连词主要有以下这些：让步状语从句的连词主要有以下这些：though, though, although, as, even if, even though, although, as, even if, even though, whetherwhetheroror, no matter+, no matter+疑问句，疑问句，疑问词疑问词-ever.-ever.1 1、thoughthough，althoughalthough表示表示“虽然，纵然

37、虽然，纵然”之意。之意。 这两个连词意思大致相同，在一般情况下可以互这两个连词意思大致相同，在一般情况下可以互换使用。在口语中，换使用。在口语中，thoughthough较常使用，较常使用，althoughalthough比比thoughthough正式。正式。egeg: :although /thoughalthough /though his father was very his father was very tired, he kept on working.tired, he kept on working.although /thoughalthough /though my m

38、other is very my mother is very old, she is quite strong.old, she is quite strong.重要提示：重要提示：though，although不能与but在句中同时使用。though the old man was poor, he was very happy.=the old man was poor, but he was very happy.2 2、even if, even thougheven if, even though表示表示“即使即使”“ ”“纵使纵使” ”之意。之意。 这两个复合连词的意思基本相同，

39、他们常这两个复合连词的意思基本相同，他们常可互换使用，但意义有细微差别可互换使用，但意义有细微差别.even if.even if从从句含有强烈的假定性句含有强烈的假定性. .如：如： well make a trip well make a trip even if /though the even if /though the weather is badweather is bad. . even if he is pooreven if he is poor, she loves him.(=he , she loves him.(=he may be poor, yet she lo

40、ves him.)may be poor, yet she loves him.) even though he is pooreven though he is poor, she loves him. , she loves him. (=he is poor, yet she loves him.)(=he is poor, yet she loves him.)八、八、 比较状语从句比较状语从句 比较状语从句主要运用于形容词和副词的原级、比较状语从句主要运用于形容词和副词的原级、比较级及最高级的句子之中。比较级及最高级的句子之中。1 1）原级）原级 (1)as(1)asas as 和和

41、. .一样一样 jack is jack is as tall asas tall as tom. tom. (2) not so (as) (2) not so (as)asas. .不如不如. .那样那样 she is she is not so (as) outgoing asnot so (as) outgoing as her sister.her sister. 2 2）比较级）比较级 moremorethan than 比比. .更更. . this book is this book is more more insterestinginsteresting than than

42、 that one.that one. 3 3）最高级（常见句型）最高级（常见句型） 在在“形容词和副词形容词和副词”一章里面已呈现，一章里面已呈现，在此不在重复。在此不在重复。 九、方式状语从句九、方式状语从句 在主句中作方式状语的从句称为方式状语从句。方式在主句中作方式状语的从句称为方式状语从句。方式状语从句一般位于句尾。状语从句一般位于句尾。1 1、as if, as thoughas if, as though 两者的意义和用法相同，引出的状语从句的谓语多用两者的意义和用法相同，引出的状语从句的谓语多用虚拟语气，常译作虚拟语气，常译作“仿佛仿佛似的似的”“”“好像好像似的似的”，如：如

43、： he looks he looks as if (as though) he had been hit by lightingas if (as though) he had been hit by lighting. . it looks it looks as if the weather may pick up very soon.as if the weather may pick up very soon.2 2、引导方式状语从句的、引导方式状语从句的asas还有还有“按照按照”之意。之意。如：如： i will do it as you tell mei will do it

44、as you tell me我将照你说的做。我将照你说的做。 岳阳市中考常见考点设置岳阳市中考常见考点设置1.时间状语从句时间状语从句(1)引导词：引导词：when, while, as, before, after, as soon as, until, since.(2)主句为将来时，从句用一般现在时代替。主句为将来时，从句用一般现在时代替。(3)not.until。2.条件状语从句条件状语从句(1)引导词：引导词：if, unless.(2)主句为将来时，从句用一般现在时代替。主句为将来时，从句用一般现在时代替。(3)if.not与与unless及及and, or的同义句转换。的同义句转

45、换。 岳阳市中考常见考点设置岳阳市中考常见考点设置3.原因状语从句原因状语从句(1)引导词引导词:because, .(2)对对because 原因状语提问用原因状语提问用“why”。(3)because 不能与不能与so连用。连用。 4.地点状语从句地点状语从句 (1)引导词引导词where,wherever. (2)wherever=no matter where5.方式状语从句方式状语从句 引导词：引导词：as if,as though 岳阳市中考常见考点设置岳阳市中考常见考点设置6.目的状语和结果状语目的状语和结果状语(1)引导词：引导词：so，that.从句中常用情态动词。从句中常用

46、情态动词。(2)结果状语从句引导词：结果状语从句引导词：so.that,such.that.(3)so与与such的区别的区别(4)so.that与与too.to和和.enough to间转换间转换so+形形+a/an+名名 such+a/an+形形+名名so+many/much/few/little+形形+名名such+形形+不可数名词不可数名词/可数名词复数可数名词复数 岳阳市中考常见考点设置岳阳市中考常见考点设置7.比较状语从句比较状语从句 (1)引导词：引导词：as.as, not as (so).as, than (2)as.as, not as (so).as中间用中间用 形容词或

47、副词的原形。形容词或副词的原形。8.让步状语从句让步状语从句 (1)引导词：引导词：though, even though. (2)though不能与不能与but连用。连用。单项选择单项选择1. （2013岳阳，第27题）work hard, _ you will get good grades. a. or b. but c. and 2. （2012岳阳，第27题） _it doesnt rain tomorrow, well have a picnic in the park. a. if b. although c. until 3. （2011岳阳，第30题） i cant forget the time the earthquake happened in yushu. a. when b. which c. wherecaa中考链接