初中英语复习之状语从句.ppt

1、英语语法,状语从句,状语从句的分类,1.时间状语从句,按照引导词分类：When,while,as：当时，在的同时When/As/Whilehewaseatinghisbreakfast,heheardthedoorbell.Since：自以来IthasbeentwoyearssinceIcametoBeijing.,从句动词为非延续性动词whenTheboycriedwhenhesawhismother.从句动词为延续性动词while,as,when均可while强调“在的同时”as强调“伴随”的状态TomfellasleepwhileJerrywasgivingalecture,辨析：whe

2、n/while/as,时间状语从句的破题方法,真题演练,（2007上海）Hetransplantedthelittletreetothegarden_itwasthebesttimeforit.A.whereB.whenC.thatD.until,扩展练习,（2008上海）AreyoureadyforSpain?Yes.Iwantthegirlstoexperiencethat_theyareyoung.A.whileB.untilC.ifD.before,其他引导词：（1）until/till延续性动词+肯定语气：到为止例：Walktillyoucometoawhitehouse.非延续性动

3、词+否定语气：到才开始例：Wedidntbeginourdiscussionuntilhecameback.,是是非非,真题演练,（2003上海）Agoodstorytellermustbeabletoholdhislistenerscuriosity_hereachestheendofthestory.A.whenB.unlessC.afterD.until,扩展练习,（2000上海）Myuncle_untilhewasforty-five.A.marriedB.didntgetmarriedC.wasnotmarryingD.wouldmarry,真题演练,（2006上海）Adozenid

4、easwereconsidered_thearchitectdecidedonthedesignofthebuilding.A.becauseB.beforeC.whetherD.unless,辨析：两种since的句型,（1）Itbetimesince+非延续性动词例：TheyhavebeenfriendssincetheymetforthefirsttimeinLondon.解释：主句的动作从since的那一刻持续到现在（有已经很长时间了）,（2）Itbetimesince+延续性动词例：IhavelivedinBeijingsinceIworkedinShanghai.解释：主句的动作从

5、since引导的从句中的持续性动作结束时持续到现在（没有已经很长时间了）,扩展练习,Thatwasreallyasplendidevening.Itsbeenyears_Ienjoyedmyselfsomuch.A.whenB.thatC.beforeD.since1.逻辑推理：没有已经很长时间了2.Itbesince+延续性动词选D,They_friendssincetheymetinShanghai.A.havemadeB.havebecomeC.havebeenD.haveturned1.since+非延续性动词主句的动作延续至今2.选择四个选项中的延续性动词选C,2.条件状语从句,逻辑

6、关系：假设引导词：（1）假如：if,unless(ifnot)例：Youwillnotpasstheexamunlessyouworkhard（你不会通过考试，除非你努力学习）=Youwillnotpasstheexamifyoudontworkhard（如果你努力学习，你就会通过考试）,（2）在条件下：incase,onconditionthat,provided(that),supposing,suppose(that),aslongas例:ProvidingIgetmyfatherspermission,Illgo!（只要得到父亲的同意，我就去）,条件状语从句题的破题方法,1.读题，确认

7、从句和主句2.分析从句和主句之间的逻辑关系（正面条件/反面条件）3.根据逻辑关系选择合适的引导词正面条件：if,incase,onconditionthat,providing(that),supposing,suppose(that),aslongas反面条件：ifnot,unless,正面条件,真题演练,（2007上海）Smallsailboatscaneasilyturnoverinthewater_theyarenotmanagedcarefully.A.thoughB.beforeC.untilD.if,反面条件,扩展练习,（2007上海春季）_thereisasnowstormor

8、someotherbadweather,themailalwayscomesontime.A.BecauseB.IfC.WhenD.Unless,WrapUp,3.让步状语从句,让步状语从句题的破题方法,真题演练,（2006上海春季）_mostoftheearthssurfaceiscoveredbywater,freshwaterisveryrareandprecious.A.AsB.OnceC.IfD.Although,扩展练习,（2008上海春季）_thisisonlyasmalltown,itscrowdedwithtouristswhocomehereallyearround.A.S

9、inceB.UnlessC.OnceD.Although,表示“无论”的让步状语从句,真题演练,（2008上海）_wellpreparedyouare,youstillneedalotofluckinmountainclimbing.A.HoweverB.WhateverC.NomatterD.Although,Whateverwayinwhichyouprepare,Nomatterhowwellpreparedyouare,Althoughyouprepareyourselfverywell,_,Ihavetoputitawayandfocusmyattentiononstudythisw

10、eek.A.HoweverthestoryisamusingB.NomatteramusingthestoryisC.HoweveramusingthestoryisD.Nomatterhowthestoryisamusing,真题演练,（2003上海）Dad,Ivefinishedmyassignment.Good,and_youplayorwatchTV,youmustntdisturbme.A.wheneverB.whetherC.whateverD.nomatter,Whateveryoudo.,Nomatterwhatyoudo.,WrapUp,4.原因状语从句,真题演练,（1999

11、上海）_everybodyknowsaboutit,Idontwanttotalkanymore.A.ForB.EvenC.SinceD.However,5.目的状语从句,解释主句动作发生的目的,真题演练,（2000上海）Ishallstayinthehotelallday_thereisnewsofthemissingchild.A.incaseB.nomatterC.inanycaseD.eversince,扩展练习,（2008上海春季）Pleaseremindmeofthemeetingagaintomorrow_Iforget.A.thoughB.sothatC.incaseD.unt

12、il,6.结果状语从句,说明主句动作发生产生的结果,so.that,句型归纳：so+adj./adv.+thatTheproblemwassocomplicatedthatittookthemanentireweektofigureitout.so+adj.(+a/an)+n.+thatThereissorapidanincreaseinmarketsupplythatthepricestartstofall.,such.that,句型归纳：such(+a/an)(+adj.)+n.+thatMostpeoplegoafterpleasureinsuchahurrythattheyhurryp

13、astit.,真题演练,（2007上海）Popmusicissuchanimportantpartofsocietyithaseveninfluencedourlanguage.A.asB.thatC.whichD.where,综合练习,Thesehousesaresoldatsuchalowprice_peopleexpected.(2000春上海)A.likeB.asC.thatD.which,辨析,Key：看空格后的句子成分是否完整,Asateacher,Iseldomgivemystudentssodifficultaproblemastheycannotworkout.Asateacher,Iseldomgivemystudentssodifficultaproblemthattheycannotworkitout.,扩展练习,（2003上海）Wew