状语从句讲解(课堂PPT).ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,状语从句讲解,1,在复合句中由,从句表示的状语,称作状语从句，它可以用来修饰谓语（包括非谓语动词）、定语或状语，或是整个句子。,准确掌握每一个,连词,的含义是掌握状语从句的关键。,同时要注意主从句的,时态呼应,。,考核要求,定义,2,类型,时间,状语从句,地点,状语从句,原因,状语从句,目的,状语从句,结果,状语从句,条件,状语从句,方式,状语从句,比较,状语从句,让步,状语从句,3,连词,状语从句类型,从属连词,时间状语从句,when,，,whenever,，,while,，,as,，,before,，,after,，,since,，,now that,，,until,，,once,，,the moment,，,immediately,，,no sooner,than,，,the second,，,instantly,，,hardly,地点状语从句,Where,wherever,everywhere,anywhere,原因状语从句,because,as,since,seeing(that),now(that),结果状语从句,so that,so,that,such,that,条件状语从句,if,，,unless,，,as long as,suppose,，,supposing,，,in case,，,so far as,，,provided,目的状语从句,so,，,so that,，,in order that,，,for fear that,，,lest,让步状语从句,although,though,however(=no matter how),even if,whether,or,方式状语从句,as,，,as if,，,as though,比较状语从句,as,as,，,not as,as,，,than,4,时间状语从句,掌握：,1.when/while/as,2.before/after,3.till/until,4.since,5.as soon as,immediately,directly,instantly,the moment,the instant,the minute,5,时间状语从句,-when/while/as,三者可表示“,当,时候,”，区别如下：,(1),若,主句,表示的是一个,短暂性动作,，,从句,表示的是一个,持续性动作,，三者都可用：,He fell asleep,when,while,as,he was reading.,(2),若,主、从句,表示,两个同时进行的持续性动作,，且强调主句表示的动作延续到从句所指的整个时间，通常要用,while,：,Dont talk,while,youre eating.,I kept silent,while,he was writing.,6,时间状语从句,-when/while/as,(3),若主从句表示的两个同时进行的动作含有“,一边,一边,”之意思，通常用,as,：,She sang,as,she went along.,(4),若,从句,是一个,短暂,性动作，,主句,是一个,持续性,动作，可用,as/when,但不用,while,：,It,was raining,hard,when,as,we,arrived,.,(5),若主从句表示的是,两个同时,(,或几乎同时,),发生的短暂性,动作，用,as/when,：,I thought of it just,when,as,you opened your mouth.,就在你要说的时候，我也想到了。,7,时间状语从句,-when/while/as,(6),若要表示两个正在,发展变化,的情况，“,随着,”，用,as,：,Things are getting better and better,as,time goes on.,As,it grew darker,it became colder.,(7),when,可用作,并列连词,，表示“,这时,(,突然,)”,；,while,也可以用作,并列连词,，表示,“而”,、,“却”,(,表示对比,),；但,as,则没有类似用法：,We were about to start,when,it began to rain.,He likes coffee,while,she likes tea.,8,时间状语从句,-when/while/as,注意：,当使用连接词,when,表示“,时候,”时，它所引导的,从句,中,谓语,动词用,一般现在时或者一般过去时,，不能用完成时态；,when,，,while,和,as,都引导表示时间的状语从句，它们的区别在于,动作发生的时间顺序,。用,when,时，从句的动作可以与主句的,同时发生或先于主句动作发生,；用,as,时从句和主句动作,同时发生,；用,while,时从句和主句动作,同时发生,，也可表示,持续一段时间,。,9,_ we were talking,Mr.Smiths came in.,_ they came home,I was cooking dinner.,I was about to go to bed _ I heard someone knock at the door.,4._ we were watching TV,he was studying.,5.He is fat _ his brother is thin.,6._ she sang,tears ran down her face.,用,when,while,或,as,填空,:,While/As/When,When,when,While,while,As,10,时间状语从句,-before/after,Before,在,之前；,After,在,之后,表示主从句的动作先后发生,1.,当,主句,用,将来时,，,从句,总是用,现在时,；,2.,如果,before,引导的,从句,谓语用的是,过去时,，则,主句,动词多用,过去完成,时；,3.After,表示主句动作发生在从句动作之后。主句和从句的动作的时间关系正好与,before,引导的从句相反。,11,时间状语从句,-before/after,1.It,will,be four days,before,they,come,back.,2.My father,had left,for Canada just,before,the letter,arrived,.,3.,After,you,think,it over,please,let,me know what you decide.,4.,After,we,had,finished the work,we,went,home,12,Before,与,after,Finish your homework _ you go out to play.,He had walked three days _ he found water.,It was not long _ he left his hometown.,13,Before,与,after,4.I played football _ I(had)finished my homework,5.Please tell her Ill come _ I do some shopping.,6.It will not be long _ we meat each other again.,14,时间状语从句,-till/until,till,和,until,一般情况下两者可以互换，但是在,强调句型,中多用,until,。,注意：如果,主句,中的谓语动词是,瞬时动词,时，必须用,否定形式,；如果,主句,中的谓语动词是,延续性动词,时，用肯定或否定形式都可以，但表达的意思不同。,I did,nt,go to bed,until,（,till,）,my father came back.,It,was,not until,the meeting was over,that,he began to teach me English.,I,worked,until,he came back.,我工作到他回来为止。,I did,nt,work,until,he came back.,他回来我这才开始工作。,15,till,与,until,1.He lived with his parents _ he graduated from college.,2.The children,wont come,home _ its dark.,3._ you told me I had no idea of it.,4.Not _ he told me,did I know,the truth.,5.It was _ the war was over that he returned to his land.,16,时间状语从句,-since,since,引导的从句的谓语动词可以是,延续性,的动词，又可以是,瞬时,动词。一般情况下，,从句,谓语动词用,一般过去时,，而,主句,的谓语动词用,现在完成时,。,I have been in Beijing,since,you left.,区别：,1.It is,since,从,以来多长时间了,It is five years,since,we met last time.,2.It is,before,(,才,),It was a long time,before,I went to sleep again.,17,时间状语从句,-“,一,.,就,.”,as soon as,immediately,directly,instantly,the moment,the instant,the minute,I will go there,directly,I have finished my breakfast.吃完早饭，我立即到那里去。,The moment,I heard the news,I hastened to the spot.,我一听到消息，马上赶到了出事地点。,As soon as,I reach Canada,I will ring you up.,我一到加拿大，就给你来电话。,18,时间状语从句,-“,一,.,就,.”,hardly(scarcely,rarely),when,no sooner,than,主句,用,过去完成时,，,从句,用,一般过去时,。当,hardly,scarcely,rarely,和,no sooner,位于,句首,时，,主句应用倒装语序,。,He,hadno sooner,arrived home,than,he,was,asked to start on another journey.,No sooner,had,he,arrived home,than,he,was,asked to start on another journey.,19,I _(be)at his bedside,since,he _(become)ill.,It _(be)two years,since,we _(be)university students.,_(,一,就,)he saw the monster,he turned pale.,填空,20,4.The spy had _ returned home,than,he was told to go to another country.,5.We had _ returned home,when,it rained.,6._ had we begun,when,we were told to stop.,填空,21,(1),当主句为将来时态或具有将来意义时，时间状语从句通常要用,一般现在时表示将来意义,。,Turn off the lights,before,you,leave,.,I will tell him,as soon as,he,arrives,.,(2),与,since,从句搭配的主句的时态通常是,现在完成,时态。,He,has lived,here,since,1999.,Where,have you,been,since,I last saw you?,时间状语从句,时态,22,改错题,:,She was walking on the street while the accident happened.,_,2.I will call you as soon as I will finish my homework.,_,3.After the queen knows it is I that help you run away,she will kill me.,_,4.I have finished the composition when the bell rang.,_,23,1.I got in touch with Charles _ I received his letter.,A.when immediatelyB.soon,C.immediatelyD.suddenly,2.We were just _ calling you up _ you came in.,A.about;whenB.on the point of;while,C.on the point of;whenD.on the point of;as,时间状语从句练习题,24,3.Most of his great novels and plays were not published or known to the public _ his tragic death in 1786.,A.even beforeB.ever since,C.until afterD.until before,4.Babies sleep 16 to 18 hours in every 24 hours,and they sleep less _ they grow older.,A.whileB.asC.whenD.after,时间状语从句练习题,25,5.,Did you remember to return the book to our English teacher?,Yes.I gave it to him _ I saw him.,A.onceB.whileC.ifD.the moment,6.A warning news report from Qatar announces that a group of Islam will continue to kill Americans wherever they are _ they leave the Arab world forever.,A.even thoughB.in caseC.wheneverD.until,时间状语从句练习题,26,7.It will be five years _ we meet again.,A.sinceB.untilC.beforeD.when,8.How can they learn anything _ they spend all their spare time watching TV?,A.whereB.whenC.whileD.but,时间状语从句练习题,27,要点,:,由连词,where,和复合关系词,wherever,(=no matter where),引导,.,句型,1,：,Where,地点从句，（,there,）主句,注意,】,此句型通常译成,“,哪里,哪里就,”,；主句在从句后面时，,there,可用可不用；如果主句在从句的前面时，一般都不用,there,。例如：,Where,there is no rain,farming is difficult or impossible.,You should have put the book,where,you found it.,地点状语从句,28,句型,2,：,Anywhere/wherever,地点从句，主句。,【,注意,】anywhere,本身是个副词，但是，常可以引导从句，相当于连词，意思相似于,wherever,anywhere,引导的从句可位于主句之前，也可以位于主句之后。而,wherever,本身就是个连词，表示,“,在何处，无论何处,”,。,Wherever,the sea is,you will find seamen.,1.Where,there is a will,there is a way.,2.Wherever,you go,I go too.,地点状语从句,29,判断下列句子类型,1.You would let your children play,where,you can see them.,2.You would let your children play,in the place where,you can see them.,30,1.I have been keeping the portrait _ I can see it every day,as it always reminds me of my childhood in Paris.,A.sinceB.whereC.asD.if,2.“_ I live there are plenty of sheep.”,said the boy _ pride.,A.Where;with B.When;in,C.That;inD.Why;with,地点状语从句,练习题,31,3.He seemed to have been asleep,so I said nothing,but sat _ he would see me _ waking.,A.whether;whenB.that,；,when,C.which,；,whereD.where,；,when,4.You can still find bones of the birds _ they used to live.,A.in whichB.in the place,C.whereD.that,地点状语从句,练习题,32,5.“_ my feet remain standing above the water level,there is hope.”said the captain.,A.WhereB.Even if,C.WhileD.Although,地点状语从句,练习题,33,主要连词：,because,as,since,for,seeing(that),now(that),considering(that),原因状语从句,34,1.I didnt go to school yesterday,because,I was ill.,2.,Since,everybody is here,lets begin our meeting.,3.,As,you are in poor health,you should not stay up late.,4.I asked her to stay to tea,for,I had something to tell her.,原因状语从句,-because/as/since/for,35,1,）,because,语势,最强,，用来说明人所不知的原因，回答,why,提出的问题。当原因是,显而易见,的或,已为人们所知,，就用,as,或,since,。,I didnt go,because,I was afraid.,Since/As,the weather is so bad,we have to delay our journey.,原因状语从句,-because/as/since/for,362,）如果,不是说明直接原因,，起补充说明的作用，用,for,。,He is absent today,for,he is ill.,He must be ill,for,he is absent today.,原因状语从句,-because/as/since/for,37,3),as,和,for,的区别：,通常情况下，,as,引导的,从句在主句前,，,for,引导的,从句在主句后,。例：,As,the weather is cold,I stay at home.,I stay at home,for,the weather is cold.,原因状语从句,-because/as/since/for,38,用,because,as,since,与,for,填空,:,-Why are you crying,meg?,-_ Ive broken your necklace,mom.,2.I went to bed early _ I was tired.,3.I was not kind to him,_ he was rude.,4._ I had a cold,I was absent from school.,5.My mother was ill and I sent for Tom,_ he was a doctor.,6._ we are all here,lets begin our class.,39,1.May I go now?,_ youve finished your work,you may go.,A.AfterB.Although,C.Now thatD.As soon as,2._ it happened to be a nice day,we decided to go to the beach.,A.WhenB.Before,C.If D.Since,原因状语从句,-,练习题,40,主要的连词：,so that,so,that,such,that,He studied hard,so that,he passed the exam.,He was,so,angry,that,he couldn,t speak.He shut the window with,such,force,that,the glass broke.,结果状语从句,41,So+adj.+a/an+n.,Such+a/an+adj.+n.,正：,He is,so,clever a child,that,we all like him.,这小孩很聪明，我们都喜欢他。,正：,They are,such,clever children,that,we all like them.,这些孩子很聪明，我们都很喜欢。,误：,They are so clever children that we all like them.,so.that./such.that.,42,so,that,结构与,such,that,结构转换：,It,s,such an interesting film that,we all want to see it.,这电影很有趣，我们都想看。,It,s,so interesting a film that,we all want to see it.,这电影很有趣，我们都想看。,so.that./such.that.,43,【,注,】,在,much,many,little,few,这四个词前总是用,so,而不用,such,：,He had,so many,falls,that,he was black and blue all over.,他摔了许多跤，结果全身都是伤。,He earns,so little,money,that,he can hardly feed his family.,他赚的钱很少几乎不能养家糊口。,so.that./such.that.,44,This book is _ rewritten _ children can enjoy it.,I was caught in a shower,_ all my clothes got wet.,Its _ cold _ the lake has frozen.,There are _ many books there _ I dont know which one to borrow.,结果状语从句练习题,45,5.Its _ good a book _ Ive read it again and again.,6.It was _ a cold day _ there was nobody on the street.,7._ cold weather remained for three days _ I had to stay at home all day long.,结果状语从句练习题,46,Thank you,wangp,47,