状语从句19组内公开课.pptx
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1、Teaching aims处理各种状语从句的语法重点及考试热点状语从句的时态问题状语从句的倒装问题状语从句的省略现象状语从句与其他句式的辨析(名词从句,并列句,强调句型)九九种种常常用用的的状状语语从从句句时间状语从句时间状语从句地点状语从句地点状语从句原因状语从句原因状语从句条件状语从句条件状语从句目的状语从句目的状语从句结果状语从句结果状语从句方式状语从句方式状语从句让步状语从句让步状语从句比较状语从句比较状语从句 准确掌握每一个准确掌握每一个连连词的含义词的含义是掌握状是掌握状语从句的关键。语从句的关键。同时要注意同时要注意时间、时间、条件条件状语从句主从状语从句主从句的时态。句的时态。
2、即:即:主主将从现将从现(一)时间状语从句(一)时间状语从句由下列连词引导:由下列连词引导:when,while,as,whenever,before,after,once,till,until,as soon as,hardly/scarcelywhen,no soonerthan一些表示时间的副词一些表示时间的副词(短语短语)或名词短语也可引导时间状语或名词短语也可引导时间状语从句从句:directly,instantly,immediately;by the time;the moment,the second,the minute,the instant,the year,the we
3、ek,the day;every time,each time,next time,the last time等等注意注意:时态一致,一般情况下主句是将来时的时候,从句时态一致,一般情况下主句是将来时的时候,从句要用现在时。要用现在时。高考热点高考热点1:1.(11浙江浙江)One Friday,we were packing to leave for a weekend away _ my daughter heard cries for help.A.when B.while C.after D.before2.(10全国全国)Tom was about to close the wind
4、ow _ his attention was caught by a bird.A.if B.and C.tillD.when3.(06辽宁辽宁)We were on the point of discussing financial investment_ the telephone rang unexpectedly A.while B.as C.when D.onceA AD DC Csb was doing sth when sb was about to do/going to do/on the point of doing sth when sb had just done st
5、h when I was thinking of this when I heard my name called.He was on the point of leaving when someone knocked at the door.We had just fallen asleep when the bell rang.4.(11福建福建)It was April 29,2011_ Prince William and Kate Middleton walked into the palace hall of the wedding ceremony.A.Before B.when
6、 C.since D.before5.(05上海上海)He transplanted the little tree to the garden _ it was the best time for it.A.that B.when C.before D.untilB BB B6.(12全国大纲)全国大纲)I had hardly got to the office _ my wife phoned me to go back home at once.A.when B.than C.until D.after A A连接词连接词when的用法小结的用法小结1.when引导的时间状语从句的谓语
7、动词可以是持续性动作,也可引导的时间状语从句的谓语动词可以是持续性动作,也可以是表短暂性动作的动词。主句与从句的动作或事情可以同时发生以是表短暂性动作的动词。主句与从句的动作或事情可以同时发生也可以先后发生。也可以先后发生。2.表示表示“正在正在/要做某事,这时突然要做某事,这时突然”相当于相当于“and just at this/that time”。3.在在情形下,情形下,既然既然 It was foolish of you to take a taxi when you could easily walk there in five minutes.(2013年高考英语安徽卷)23.It
8、s much easier to make friends _ you have similar interests.A.unless B.when C.even thoughD.so thatB(2013年高考英语安徽卷)23.Its much easier to make friends _ you have similar interests.A.unless B.when C.even thoughD.so that2012南京二模It cost much to have broken the law.I wonder why she stole things_she could ea
9、sily afford them.A when B.unless C.in case D.so thatA高考热点高考热点2:1.(12四川)四川)At school,some students are active _ some are shy,yet they can be good friends with one another.A.while B.although C.so D.as2.(08四川)四川)In some places women are expected to earn money _ men work at home and raise their children
10、.A.while B.until C.when D.before3._ all of them are strong candidates,only one will be chosen for the post.(11陕西陕西)A.Since B.As C.While D.IfA AA AC C4._ I always felt I would pass the exam,I never thought I would get an A.(12海南)海南)A.While B.Once C.IfD.Until5.Are you ready for Spain?-Yes,I want the g
11、irls to experience that _ they are young.(08上海卷上海卷)A.while B.until C.if D.beforeA AA A1.表表“在某一段时间里在某一段时间里”、“在在期间期间”、“趁着趁着”,强调从句动作的延续性。强调从句动作的延续性。Please dont interfere with others while they are working.Strike while the iron is hot.趁热打铁。趁热打铁。(谚谚)2.表示对比、对照关系表示对比、对照关系,意为意为“而而;却却”;一般位于句中。;一般位于句中。Some pe
12、ople waste food while others go hungry.有些人浪费粮食有些人浪费粮食,而有些人却在挨饿。而有些人却在挨饿。3.表示让步表示让步,意为意为“尽管尽管;虽然虽然”;通常位于句首。;通常位于句首。While he loves his students,he is very strict with them.虽然他爱他的学生虽然他爱他的学生,可是他对学生们很严格。可是他对学生们很严格。连接词连接词while的用法小结的用法小结 as,when,while的用法区别的用法区别1while引导的时间状语从句的谓语动词必须是可延续的,引导的时间状语从句的谓语动词必须是可
13、延续的,而而when引导的时间状语从句的谓语动词是可延续的,也引导的时间状语从句的谓语动词是可延续的,也可以是表短暂性动作的动词。从句动作可发生在主句动作可以是表短暂性动作的动词。从句动作可发生在主句动作前、后或同时发生。前、后或同时发生。I want the girls to experience that while/when they are young.When I stopped my car,a man came up to me.2如表示从句的动作在主句的动作如表示从句的动作在主句的动作“之前之前”或或“之后之后”发生时,只能用发生时,只能用when引导这个从句,不可用引导这个从
14、句,不可用as或或while。When you have finished your work,you may have a rest.(不可用不可用while)3表示表示“一边一边.,一边,一边.”“随着随着”,连词用,连词用as,不,不用用when或或while。He looked behind from time to time as he went.As time goes on,its getting warmer and warmer.随着时间的推移,天气变得越来越暖了。随着时间的推移,天气变得越来越暖了。他一边走一边朝后看。他一边走一边朝后看。高考热点高考热点3:1.Mary r
15、ushed home _ she heard the news,only _ that her hubby passed away.A.as soon as,finding B.directly,to find C.moment,to find D.when,found2.I thought her nice and honest _ I met her.A.first time B.for the first time C.the first timeD.by the first timeB BC C=I thought her nice and honest when I met her
16、for the first time.小结:小结:1.the moment,the minute,the instant,the second immediately,directly,instantly hardly/scarcelywhen,no soonerthan 如果如果hardly或或no sooner或或scarcely置于句首,句子必须用置于句首,句子必须用部分倒装结构。部分倒装结构。I had hardly got home when it began to rain.Hardly had I got home when it began to rain.-Did you r
17、emember to give Mary the money you owed her?-Yes,I gave her the moment I saw her.引导时间状语引导时间状语从句,相当从句,相当于于as soon as2一些含有一些含有time的名词短语,如的名词短语,如every time,each time,next time,the first time,the last time,by the time等,以及等,以及the day,the year,the morning等,也可引导一个时间状语等,也可引导一个时间状语从句。从句。注意:名词短语起连词作用,名词前不能加介词
18、注意:名词短语起连词作用,名词前不能加介词 The day he returned home,his father was already dead.Each time he came to town,he would visit our school.高考热点高考热点4:1.Was his father very strict with him when he was at school?Yes.He had never praised him _ he became one of the top students in his grade.(03北京春北京春)A.after B.unles
19、s C.until D.when2.It was very difficult for us to learn a lesson in life _ weve actually had that in life.(07天津天津)A.when B.since C.after D.until 3.It was not _ she took off her dark glasses _ I realized she was a famous film star.A.when;that B.until;that C.until;when D.when;thenC CD DB Buntil与与till及
20、及 notuntil/till的用法的用法 1.until/till引导时间状语从句用于引导时间状语从句用于肯定句肯定句时,时,主句的动主句的动词是延续性词是延续性动词,表示动作或状态一直持续到动词,表示动作或状态一直持续到until/till所所表示的时间,意为表示的时间,意为“直到直到为止为止”。表示。表示延续动作的终点延续动作的终点 用于用于否定句否定句时,结构为时,结构为not until,主句谓语动词是短主句谓语动词是短暂性暂性动词,意为动词,意为“直到直到才才”。表示表示该短暂性动作的起该短暂性动作的起点。点。He waited until/till we finished our
21、 meal.I didnt leave there until/till she came back.2.从句位于句首仅用从句位于句首仅用until Until he told me,I knew nothing about it.他告诉我了我他告诉我了我才知道。才知道。他一直等到我们吃完饭。他一直等到我们吃完饭。直到她回来,我才离开的。直到她回来,我才离开的。3notuntil句型中的倒装和强调说法。句型中的倒装和强调说法。直到这位大明星摘下墨镜,我才认出她。直到这位大明星摘下墨镜,我才认出她。I didnt realize she was a famous film star until/
22、till she took off her dark glasses.Not until she took off her dark glasses did I realize she was a famous film star.It was not until she took off her dark glasses that I realized she was a famous film star.高考热点高考热点5:1.John thinks it wont be long _ he is ready for his new job.(10陕西陕西)A.after B.when C
23、.before D.since2.Why didnt you tell him about the meeting?(06四川四川)He rushed out of the room _ I could say a word.A.before B.untilC.whenD.after3.As is reported,it is 100 years_ Qinghua University was founded.(2011 四川四川)A.since B.before C.when D.after 4.That was really a splendid evening.Its years_ I
24、enjoyed myself so much.A.when B.that C.before D.since C CA AA AD D连接词连接词before的小结的小结:一、含义一、含义1 We had sailed four days and four nights before we saw land.2 We hadnt run a mile before he felt tired.3 Please write it down before you forget it.4Before I could get in a word,he had measured me.“才才”“不到不到就
25、就”“趁趁”“还没来得及还没来得及”二句型二句型 1)It will be/was一一段时间段时间before “要过多久才要过多久才/过了多久才过了多久才”It will be two years before he leaves the country.2)It will not be/was not一段时间一段时间before “不多久就不多久就/没过多久就没过多久就”It wasnt long before he told me about the news.(2013年高考英语湖南卷)23You must learn to consult your feelings and your
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