资源描述
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,一个,_,在复合句中用作状语时,在语法上叫状语从句。从句由,_,或,_,引导。,分类：,状语从句可表示,1)_ 2)_,3)_ 4)_,5)_ 6)_,7)_ 8)_,9)_,等,句子,概念,时间,地点,原因,目的,结果,条件,行为方式,比较,让步,名词词组,连词,一,.,引导时间状语从句,1.when,while,as,before,after,until,till,since,ever since,once,as soon as，,2.every time,next/last/each time,the first time,the moment,the minute,the instant,3.hardlywhen,no soonerthan,scarcelywhen,其中,when,till,until,before,after,as soon as,the moment,等引导时，如果,主句,的时态是一般将来时，则,从句,的时态用一般现在时。,when,while,as,_ 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.,Conclusion:,A:,从句为”当,的时候”,从句谓语为延续性动词,主句谓语为非延续性动词,(,即终止性动词,),三者可通用,.,B,当从句的谓语动词为终止性动词,只能用,when;,表示”正在那时”,也只能用,when.,C.,从句和主句的谓语动词都为延续性动词时,只能用,while;while,还可作并列连词,表示”而”,.,D,.,当强调主句和从句的动作同时发生时,只能用,as,译为,”,一边,一边,;,随着,”,While/As/When,When,when,While,while,As,before,after,since,He had left the town the day _ she arrived.,It was not long _ he left his hometown.,I played football _ I(had)finished my homework,Please tell her Ill come _ I do some shopping.,It will not be long _ we meat each other again.,I_(be)at his bedside since he _(become)ill.,It _(be)two years since we _(begin)to use this machine.,before,after,Conclusion:,1.before,引导的从句是过去式,主句是过去时或过去完成时,;.,主句为过去时,after,从句可用一般过去时代替过去完成时,.,since,从句用过去时态,主句一般用现在完成时,.,It is/has been+,一段时间,+since,从句 “,自从,已经,”,It was/wont be+,一段时间,+before,从句,“过了,才,.”,before,before,after,have been,became,is/has been,began,till 与until:,1.,He lived with his parents _ he graduated from college.,2.Not _ he told me did I know the truth.,3.The children _(will come)home until/till its dark.,4.It was _ the war was over that he returned to his land.,till/until,until,wont come,not until,Conclusion:,1.,位于句首时,.,只能用,until,不用,till.,2.notuntil,可改写为,:It is/was not until that,强调句,.,3.not until,放在句首，主句谓语要部分倒装。,一,就,ill.,_he saw the monster,he turned pale.,The spy had _ returned home than he was told to go to another country.,We had _returned home when it rained.,_ had we begun when we told to stop.,The moment/minute/As soon as,no sooner,hardly/scarcely,Hardly/Scarcely,Conclusion:,hardlywhen,no soonerthan,scarcelywhen,引导，从句用过去完成时，主句用一般过去时。,否定词,hardly,scarely,和,no sooner,位于句首时，从句要部分倒装。,二,.,地点状语从句,:,where,anywhere,everywhere.,You would let your children play where you can see them.,because,as,since,for,三,.,原因状语从句,:,Conclusion:,because,语气最强，强调原因，既可以放在句首，也可以放在句中。回答“,why”,的提问。,since,表示“既然”，语气较弱；强调结果，只可以放在句首。,as,语气最弱，强调结果，只可以放在句首。,for,表示通过逻辑推断得出的原因。,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.,because,because,because,As,for,Since,Conclusion:,条件状语从句中一般用“,主将从现,”,.,虚拟语气在,If,引导的条件状语从句的使用：,四,.,条件状语从句,:,if,unless,once,as/so long as,（,只要）,so far as(,据我所知,),If,引导的从句,主句,与,现在事实相反,were/did,would/should/could+,动词原形,与过去事实相反,had done,would/should/could+had done,与将来事实相反,were/did,should do,were to do,would/should/could+,动词原形,If I_(be)a bird,I would fly to you.,If you _(leave)home a little earlier this morning,you _(catch)the bus.,_ bad weather stops me,I jog every day.,_ I arrive at Beijing,Ill call you.,Ill go _ you go.,_ anything important happens,please call me up.,were,had left,would have caught,Unless,Once,as/so long as,If,五、让步状语从句,He went out,_ it was raining.,_ they are poor,they buy a great many books.,Child _ he is,he has learnt advanced mathematics.,_he is a child,he has learnt advanced mathematics.,No matter _ happens,dont be discouraged.,No matter _ you go,you must write to your parents.,No matter _ hard he tried,he couldnt open the door.,No matter _ you marry in the future,he must be an honest man.,though/although,Although,as,what,where,how,who,though,although,even if/though,no matter,whatever,however,whetheror,as,Even if,Conclusion:,Although,多用于句首,.,as,引导让步状语从句,表示“尽管、虽然”。但从句要倒装。句型为：,adj./adv./,单数,n.(,不加冠词,)+as+,主语,+,谓语,Young as she is,she can help her mother.,Fast as he runs,he is the last one.,六、目的与结果状语从句,He got up early _ he could catch the bus.,_ he could catch the bus,he got up early.,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.,Its _ good a book _ Ive read it again and again.,It was _ a cold day _ there was nobody on the street.,_ cold weather remained for three days _ I had to stay at home all day long.,in order that/so that,In order that,so that,so,that,so,that,so,that,that,such,Such,that,so that,in order that,so（that）,sothat,such that.,由,so that;in order that,引导的目的状语从句中通常用,may,could,can,等情态动词,.,In order that,从句可放于句首,而,so that,引导的从句只能放在主句之后,.,3.sothat,引导结果状语从句时,so,常用于修饰形容词或副词,或用于修饰,many,much,little,few.,语序为,:so+adj.
展开阅读全文