2019初三專項復(fù)習(xí)狀語從句

狀語從句一．引入環(huán)節(jié)看下面的句子，試著找出狀語狀語部分劃線）1.Thanksalot.2.Thestudentslefttheclassroomquickly.3.Withhishelp,wecanworkouttheproblem.4.Theydideverythingtheycouldtosavetheworker’slife.5.Shenursedthepatientsdayandnight.看下面的句子，試著找出狀語從句。（請在狀語從句部分劃線）1.IplaybasketballwhenIamfree.2.Iwillplaybasketballifthereareenoughplaceontheplayground.3.Ilikeplayingbasketballbecauseitisgoodformyhealth.4.IpracticeplayingbasketballeverydayinorderthatIcanbethebestoneinourclass.5.IplayedbasketballeverydaylastyearsothatIhadastrongbody.6.IlikeplayingbasketballeventhoughIamnottall.7.IplaybasketballaswellasTom.

8.IplaybasketballwhereverIcan.總結(jié)：狀語從句的分類二．學(xué)習(xí)目標(biāo)1.掌握狀語從句的分類2.掌握各類狀語從句的連接詞三．知識講解1.時間狀語從句時間狀語從句說明動作或狀態(tài)發(fā)生、存在的時間。時間狀語從句可以由下列連詞或詞組引導(dǎo)：when,while,asbefore,afteruntil,tillassoonassince要根據(jù)連詞的不同意義來推斷主句的謂語動詞的時態(tài)。在時間狀語從句中，通常用一般現(xiàn)在時代替一般將來時。（1when,while,as引導(dǎo)時間狀語從句

例句：1.IwasthinwhenIwasachild.2.WewerewatchingTV,whensuddenlythelightwentout.3.While/WhenwewerewatchingTV,thelightsuddenlywentout.4.Iwasdoingmyhomeworkwhilemybrotherwasplayinggames.5.Shesanghappilyasshewalkedalongthelake.小測試(請用適當(dāng)?shù)倪B接詞填空)1.Katefellintosleep______shewaslisteningtothemusic.2.______theairmoves,itiscalledwind.3.Lookafterthechildren______Iamout.4._____wewalked,wetalked.（2before,after引時間狀語從句

before表示“在……之前”的意思，即表示主句的動作發(fā)生在從句的動作之前after示“在……之后”的意思，即表示主句的動作發(fā)生在從句的動作之后例句：1.Imustgettotheshopbeforeitcloses.2.SheshowedmemanybeautifulstampsafterIgottoherhome.（3until,till引導(dǎo)時間狀語從句例句：1.Pleasewaithereuntil/tillIcomeback.2.Myneighbordidn’tleaveuntil/tillIcameback.3.Wewalkedandwalkeduntil/tillitwasdark.4.Wedidn’tstoptohavearestuntil/tillitwasdark.5.UntilyoutoldmeIhadnoideaofit.6.Notuntileleveno’clockdidwegethome.小測試

1.Wedidn’tstartourdiscussion________everybodyarrived.A.sinceB.ifC.whileD.until2.Thepoliceaskedthechildren_______crossthestreet____thetrafficlightsturnedgreen.A.not;beforeC.notto;until

B.don’t;whenD.not;after（4assoonas引導(dǎo)時間狀語從句assoonas引導(dǎo)的從句都表示從句的動作一發(fā)生，主句的動作隨即就發(fā)生，常譯作“一……就……這類從句中，經(jīng)常用一般現(xiàn)在時態(tài)代替將來時態(tài)。例句：1.Assoonashegetsthere,he’llcallme.2.He’llgowithyouassoonashefinisheshiswork.3.Assoonashecamehome,Itoldhimaboutthat.（5since引導(dǎo)時間狀語從句since引導(dǎo)的時間狀語從句表“從……以來句用一般現(xiàn)在時或現(xiàn)在完成時，從句用一般過去時。例句：1.Hehasworkedheresincehegraduatedfromtheuniversity.

2.MygrandmotherhasbeenillsinceshewenttoLondon.since的常用句式：Itis…since+從句Ithasbeen…since+從句例句：1.ItistenyearssinceIbegantostudyEnglish.2.IthasbeenoneyearsinceIcametoChina.條件條件狀語從句說明動作或狀態(tài)發(fā)生、存在的條件。（1件狀語從句可以由if(如),unless(除非),aslongas(只要)導(dǎo)主句為祈使句、一般將來時、或有情態(tài)動詞時，從句用一般現(xiàn)在時。例句：1.Ifitsnowstomorrow,wewillhaveadayortwooff.2.Youwon’tpasstheexamunlessyoustudyhard.3.Iwon’tforgetaslongasIlive.（2if引導(dǎo)的狀語從句的復(fù)合句等于下面的句型：祈使句+and/or…例句：1.Ifyoudon’thurryup,you’llmissthetrain.=Hurryup,oryou’llmissthetrain.

=Hurryup,andyou’llcatchthetrain.2.Ifyouworkhard,youwillpasstheexam.=Workhard,andyouwillpasstheexam.=Workhard,oryouwon’tpasstheexam.（3if引導(dǎo)的賓語從句和條件狀語從句的用法區(qū)別。小測試1.—WhattimewillDianagettoChengdu?—I’mnotsure.Whenhe___，I’llcallyou.A.willarriveB.arriveC.arrivesD.arrived2.—Let’sgofishingifit____thisweekend.—Butnobodyknowsifit_____.A.isfine;willrainB.willbefine;rainsC.willbefine;willrainD.isfine;rains

3.Theywilllosethegame__theytrytheirbest.A.unlessB.onceC.sinceD.after4.—Doyouknowifhe__toplaybasketballwithus?—Ithinkhewillcomeifhe__freetomorrow.A.comes;isB.comes;willbeC.willcome;isD.willcome;willbe原因原因狀語從句說明動作或狀態(tài)發(fā)生、存在的原因。通常由because,since,as引導(dǎo)，其用法如下。例句：1.Ididthatbecauseshetoldmeto.2.--Whywereyouabsentyesterday?--BecauseIwasill.3.Sinceeveryoneishere,let’sbeginourclass.

4.Sinceyoucan’tanswerthequestionyoucanasksomeoneforhelp.5.AsIdidn’tknowtheway,Iaskedapoliceman.6.Heshookhishead,forhethoughtdifferently目的目的狀語從句說明發(fā)生這一動作、行為的目的。通常由sothat,inorderthat引導(dǎo)，從句中常用can,could,may,might,will,would等情態(tài)動詞。例句：1.Myfathergetsupearlyeverydaysothathecancatchthefirstbus.2.Heworkeddayandnightinorderthathecouldsucceed.結(jié)果結(jié)果狀語從句說明動作或狀態(tài)發(fā)生后所產(chǎn)生的結(jié)果通常由sothat,so…that,such…that引導(dǎo)。（1sothat引導(dǎo)的目的/果狀語從句例句：1.Myfathergetsupearlyeverydaysothathecancatchthefirstbus.（表目的）2.Myfathergotupearlyyesterdaysothathecaughtthefirstbus.（表結(jié)果）

（2）sothat,such…that引導(dǎo)結(jié)果狀語從句A.so+形容詞/詞+thatsuch+名詞+that例句：1.Sheissocleverthattheteacherslikeherverymuch.2.Sheissuchaclevergirlthattheteacherslikeherverymuch.B.such+容詞+可數(shù)名詞數(shù)可數(shù)名詞+that（可以用so…that代替）such+a(an)+形容詞數(shù)可數(shù)名詞+that=so+形容詞a(an)+數(shù)可數(shù)名詞+that例句：1.TheyaresuchinterestingbooksthatIwanttobuyallofthem.2.Shegotsuchgoodnewsthatshecouldn’thelpcrying.3.Jimissuchaniceboythatwealllikehim.4.Jimissoniceaboythatwealllikehim.C.somany(few,much,little)+詞+that例句：1.HehassomanybooksthatIdon’tknowwhichoneIshouldborrow.

2.Hehassolittlemoneythathewasunabletobuyanythingmore.3.TherearesofewpensthatIcan’tgiveyouany.4.Hehadsomuchhomeworktodothathehadtodecidenottoseethefilmthatnight.總結(jié)：so…that表示結(jié)果，也可以用too…to,not…enoughtodo的結(jié)構(gòu)來表示。例句：Heissoyoungthathecan’tgotoschool.=Heistooyoungtogotoschool.=Heisnotoldenoughtogotoschool.小測試(用適當(dāng)?shù)囊龑?dǎo)詞填空)1.Thegirlis____anicegirl____weallwanttohelpher.2.Maryhad____muchworktodothatshestayedatherofficeallday.3.Thevillageis____faraway____Ican'tgetthereonfoot.

4.Thatis______aninterestingbook_____Ican'tstopreadingit.讓步狀語從句表示某種與主句相反的條件或情況句所表示的這些不利因素并不能阻止主句動作的發(fā)生，在相反的條件下，主句的情況依然存在。通常由though,although,evenif,eventhough引導(dǎo)，表示“雖然，盡管，即使不能和but連用。1.Although/Thoughthedoctorwastired,hewentonworking.=Thedoctorwastired,buthewentonworking.2.Evenif/Eventhoughwecouldaffordit,wewouldn'tgoabroadforourvacation.比較比較狀語從句是對人特征數(shù)量等進行比較than(比…),as…as(和……一樣),notas/so…as(和……不一),themore…themore…(越……，就越……)引導(dǎo)。這類從句一般以省略形式出現(xiàn)。例句：1.HerunsfasterthanI(run).2.Youshouldrememberasmanywordsasyoucan.3.Heisnotsotallashisbrother.

4.Yourschoolisthreetimesasbigasours.5.Theharderyoustudy,themoreknowledgeyoucangain.地點地點狀語從句說明動作或狀態(tài)發(fā)生，存在的地點。通常由where(在……的地方),wherever(無論在……的地方)引導(dǎo)。例句：1.Keepthemedicinewherechildrencannotseeit.2.Youcancampwhereveryoulikethesedays.3.Wherethereisawill,thereisa