状语从句复习讲稿.docx
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状语从句复习讲稿.docx
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状语从句复习讲稿
状语从句的知识点的复习与练习
讲稿一
状语从句主要有:
时间状语从句,其连接词有:
after,before,when,as,assoonas,until(till),while,since,by其中较难掌握的有以下几点:
① until(till)直到,在用until表达时间状语的句子中,主句中的动词是要十分小心去选择。
如动词是持续性动词,它要用肯定句,如:
Istudiedharduntil12o‘clocklastnight.
如果动词是瞬间截止性动词(又称为终止性动词),则要用否定句,如:
Hedidn‘tgotobeduntilhismothercameback
② 由since,for,by,before来引导的时间状语从句。
since引导的时间状语是动作的开始时间,如:
IhavestudiedEnglishsince1990.
而由by引导的时间状语通常是动作的结束时间,如:
Ihadlearned25Englishsongsbytheendoflastterm.
而before则多用于完成时,ago则多用于一般过去时,如:
Hehadfinishedhisworkbeforetwelveyesterday.
Ileftmyhometowntwoyearsago
③ 在状语从句中用一般现在时或一般过去时表示将来。
它们可能是主句用一般将来时,从句用一般现在时,(即:
时间状语从句和条件状语从句中,用一般现在时去代替一般将来时)如:
Ifitrains,theywon‘tgototheparkonSunday.
也可以主句是一般过去时,从句用一般过去进行时,如:
Hesaidifitrainedthenextdayhewouldnotgotothepark.
考试中常见的考点有:
要学生区别是条件、时间状语从句还是宾语从句,因在宾语从句中该用什么时态用什么时态,如:
Iwanttoknowifhewillcomeheretomorrow.
在宾语从句中的条件状语从句与主句的关系,如:
Iwanttoknowifitrainshewillcomeheretomorrow.
在原因状语从句中主要是
① because,应译为"因为"。
它表达的因果关系最强,如:
Hedidn‘tpasstheexambecausehedidn‘tstudyhard
② since应译为"既然",如:
Sinceyouwereillyesterday,Ileftsomenotesonyourdesk.
③ as应译为"由于",如:
Asitistoohotwe‘dbettergoswimming.
since与as所表达的因果关系远比because弱得多。
而for表达的因果关系最弱。
它不能用于句首,如:
Hestudieshard,forhewantstogotocollege
在比较状语从句中有同级比较asas,如:
Thisbookisasgoodasthatone要注意的有两点:
① as……as中间要用原级而不是比较级。
② 用形容词还是副词,如:
MarywritesascarefullyasTom.
而其否定句为notas(so)as,如:
Theydidn‘tworksohardaswedid,
而不同级比较用比较级加than,如:
HeisyoungerthanIam
要注意的是表示"越来越"这一概念时有两个句型:
① 比较级+and+比较级,如:
Thedaysaregettinglongerandlonger.
Thelittlegirlisbecomingmoreandmorebeautiful.
② 定冠词the+比较级+the+比较级,如:
Theharderyoustudy,themoreyoucanlearn
方式状语中要注意的是as(连词)与like(介词)的区别。
as作为连词其后接从句,如:
PleasedoitasIdidit
但后面的句子常作省略,如:
PleasedoitasI.
而like是介词,其后要接的是宾语,如:
Pleasedoitlikeme.
结果和目的状语从句主要有sothat,sothat,inorderthat等几种用法。
① sothat用在单数可数名词前,so+形容词+a+名词+that,如:
Sheissobeautifulagirlthateveryonelikesher.
或用such+a+形容词+名词+that,如:
Sheissuchabeautifulgirlthateveryonelikesher
② 在不可数名词或可数名词复数前只能用such,如:
Itissuchgoodweatherwewanttogoforapicnic
又如:
Theyaresuchgoodplayersthattheyshouldwinthegame.
③ 在much,many,few,little之前只能用so,如:
IhavesolittlemoneythatIcan‘tbuyit
④ sothat之间只有形容词时,则不能用such,如:
ItissogoodthatIwanttobuy
⑤ sothat其后接从句,如:
IgotupearliersothatIcouldcatchthefirstbus
讲稿二
一)时间状语从句:
由when,while,before,after,since,assoonas,till/until引导的从句
1)when与while(when+短命动词)(while+长命动词)
eg.1)I’lltellherthegoodnews_____hecomesback.
2)AuntWangcameinwhilewewerewatchingTV
3)since:
自从……以来(since从句常用一般过去时)
注意主句通常用现在完成时,但当主句表示一种状态,用一般现在时
eg.1)HehaslivedtheresincehecametoChina
2)Itistwoyearssincehermotherdied.
(二)条件状语从句:
由if(如果)引导的从句
eg.Iwillgototheparkifit________(notrain)tomorrow.
注意:
条件状语从句与以下句型的转换
1)祈使句,and(then,or)+简单句
=Ifyou…,you…
eg.1)Useyourhead,thenyou’llfindaway.
=Ifyouuseyourhead,you’llfindaway
2)Hurryup,oryou’llbelate.
=Ifyoudon’thurry,you’llbelate.
2)without与条件句的转化
eg.Mancan’tlivewithoutwater.
=Mancan’tliveifthereisnowater.
注意以上两种状语从句的时态
主句时间、条件句
1)一般将来时2)祈使句3)情态动词原形一般现在时
一般过去时一般过去时
但since从句例外,应与现在完成时连用。
eg.1)I’llcallyouassoonashe______(come)back.
2)Hewon’tgotobeduntilhe_________(finish)hishomework.
3)I’llhelpyouifI_____(be)freetomorrow
4)I___________(live)heresinceIcametoChina.
(三)原因状语从句:
由because,since,for,as引导的从句
eg.Hedidn’tgotoschoolbecausehewasill.
注意:
1)对because引导的从句提问用why
2)因为(because),所以(so)不能连用
eg.Becausehewas(A)ill,so(B)hedidn’t(C)gotoschool(D)yesterday.________
(四)结果状语从句:
由so…that引导的从句(so后接形、副原级)
eg.Heran(A)sofaster(B)thatIcouldn’tcatchupwith(C)him.________
注意:
1)“so…that+否定句”与“too…to”的替换
eg.1)Heissoyoungthathecan’tgotoschool.
=Heistooyoungtogotoschool(主、从句主语相同)
2)Heransofastthatwecouldn’tcatchupwithhim.
=Herantoofastforustocatchupwith.(主、从句主语不同)
3)TheboxissoheavythatIcan’tcarryit
=Theboxistooheavyformetocarry.(注意carry后省去宾语it)
2)“so…that+从句”与“enoughto”的替换
eg.1)He’ssostrongthathecancarrythebox.
=He’sstrongenoughtocarrythebox.
2)ThequestionissoeasythatIcananswerit
=Thequestioniseasyenoughformetoanswer
练习
()1.Weboughtgrannyapresent,___shedidn’tlikeit.
A.butB.andC.when
()2.Bequick,___you’llbelateforthefootballmatch.
A.soB.andC.or
()3.You’vedonebadly,___Icanseeyoudidyourbest.A.orB.butC.so
()4.Thatwasourfirstlesson,___shedidn’tknowallournames.
A.forB.butC.so
()5.Theydidn’tpasstheballoftenenough,___theydidn’tplaytogetherverywell.
A.andB.yetC.when
()6.Itwasrainingatthattime,___theycouldn’tgooutforwalk.
A.becauseB.orC.so
()7.Marycouldn’tgotoschool,___shewasveryill.A.forB.beforeC.though
()8.Gostraightalongtheroad,___you’llfindthehospitalattheendofit.
A.sinceB.andC.when
()9.Takethismedicine,___youwillyetwellsoon.A.andB.butC.so
()10.EithersheorI___himattheairport.
A.istomeetB.amtomeetC.aretomeet
()11.Thetrainhasn’tarrived____.
A.tooB.alsoC.yet
()12.Youwon’tgothere,___willI.
A.SoB.NeitherC.Also
()13.Youcantake___thisbook___thatbook,butyoucan’ttake___ofthem.
A.either,or;allB.either,or;both
C.notonly,butalso;both
()14.Thestudentshadnowater___foodthen
A.orB.andC.also
()15.Theywere___weak___carrytheheavybox.
A.neither,norB.both,andC.too,to
()16.Thebooksaren’tyours___ours.
A.norB.andC.but
()17.Tomsaveshismoney,___Johnspendsallhegets.
A.whileB.orC.so
()18.Excuseme,___canyoutellmehowtogettothepark?
A.andB.pleaseC.but
()19.Heneedstohavearest,___hehasworkedforalongtime.
A.andB.butC.for
()20.Thepolicemanwas___busy___holidayswithhisfamily.
A.very,tospendB.too,tospend
C.so,that
()21.NeitherJacknorI___tothepark.
A.isgoingB.aregoingC.amgoing
()22.Hisgrandfatherhasneverbeentoschoolsohecould___read___write.
A.neither,norB.either,orC.both,and
()23.Johm___untilMike___sorrytohim.
A.lethimin,saidB.didn’tlethimin,said
C.didn’tlethimin,says
()24.I’msureLiPingis___intheclassroom___inthelibrary.
A.either,orB.both,andC.neither,or
()25.Don’topenthedoor___thebus___.
A.until,stopsB.and,stopsC.until,stop
()26.Bothhisfatherandhismother___toBeijing.
A.hasbeenB.havebeenC.hasgone
()27.We’llhaveasportsmeetingifit____raintomorrow.
A.won’tB.isn’tC.don’tD.doesn’t
()28.I’llletyouknowassoonashe____.
A.comesbackB.willcomeback
C.iscomingbackD.comeback
()29.I’m___busygettingreadyforChristmas____Ihavenotimetowritetoyou.
A.not,untilB.too,to
C.so,thatD.neither,nor
()30.ThisTVsetistoodear,____itgivesyouabetterpicture.
A.orB.ifC.thoughD.and
()31.CouldyouaskTomtoringmeupifyou____himtomorrow.
A.metB.meetC.willmeetD.havemet
()32.Whileshe___TVinthesittingroom,thebell____.
A.watches,ringsB.iswatching,rang
C.waswatchingD.watched,wasringing
()33.Marywillgo____aftershe____herhomework.
A.shops,finishB.shopping,finishes
C.toshop,finishingD.shopping,finish
()34.Heislisteningtothemusic____heiswashingclothes.
A.afterB.beforeC.whenD.while
()35.TellMr.WangtogotoMr.Li’soffice,whenyou____him.
A.sawB.willseeC.areseeingD.see
()36.They____untilthemeetingwasover.
A.leftB.notleave
C.don’tleaveD.didn’tleave
()37.Thechildrensatatthetableuntiltheguests____.
A.leaveB.areleavingC.leftD.hadleft
()38.Thefilm____forhalfanhourwhenIgottothecinema.
A.hasbegunB.hadbeenon
C.begunD.begins
()39.She____untillateintothenight.
A.waitedB.cameC.wentD.started
()40.Hebegantodohishomework_____heturnedonthelight.
A.beforeB.sinceC.tillD.after
()41.Hedidn’tgotoswimyesterday___hewasill.
A.whenB.ifC.becauseD.andbecause
()42.LiPinggivesmemorehelpthanWangLin____.
A.isB.hasC.doesD.gives
()43.Pleasekeeptheboxforme____Icomebacktonight.
A.whenB.asC.toD.until
()44.Iboughtanumbrella____theweatherwasfine.
A.ifB.althoughC.becauseD.as
()45.Wegottothecinema___late___therewerenoseatsleft.
A.too,toB.much,toC.very,thatD.so,that
()46.It___fiveyears___Ileftthearmy.
A.is,sinceB.was,since
C.hasbeen,whenD.is,when
()47.Thoughitwasraininghard,___wasstillwaitingforhersonintherain.
A.butsheB.andsheC.sheD.soshe
()48.Ihaveknownhim___Iwasachild.
A.becauseB.sinceC.whenD.before
()49.Jimhadfinishedhishomework____hismothercameback.
A.afterB.beforeC.whileD.then
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