公开课件Unit3Life-in-the-future-Grammar语法-过去分词

Unit3lifeinthefutureGrammarVerb-edform1.Thesearebabieswhoarecloned.Theyare_________(clone)babies.2.Therearetwoglasseswhicharebroken.Therearetwo_______(break)glasses.clonedbrokenAverb-edformcanbeusedasanattribute(定语):(passivemeaning)1.Japanisa___________country.developed2.Heisa_______teacher.retiredAverb-edformcanbeusedasanattribute(定语):(pastmeaning)Averb-edcanappearafteranountomodifythenounlikeanattributedoes.1.Thisisahousethatwasburntdowninthefireyesterday.Thisisahouse_____________inthefireyesterday.burntdown2.Thisisabowlthatwasfoundinthetomb.Thisisabowl_______inthetomb.found1.Whenthecatfoundallfishgone,itfelt________(surprise).surprised2.Theboysareplayingfoot-ball.Theyarevery__________(delight).delightedAverb-edformcanbeusedaspredicative(表语).Averb-edformcanbeusedasanobjectcomplement(宾补).1.Aftertherobbery,theyfoundthewindow________.broken2.Aftertheflood,wefoundsomepeople______inthewater.trappedFindthreemoresentenceswithpastparticiplesusedastheadverbial.⑴.Worriedaboutthejourney,Iwasunsettledforthefirstfewdays.⑵.Hitbyalackoffreshair,myheadached.⑶.Exhausted,Islidintobedandfellfastsleep.Pastparticiple(3)usedasAdverbial&Attribute__________(attack)byawolf,thesheepwasveryafraid.AttackedWhenthesheepisattackedbyawolf,itisveryafraid.Greatly________(touch)bytheteacher’swords,shedidalotofthingstohelpherclassmates.touchedBecausethegirlwasgreatlytouchedbyherteacher’swords,shedidalotofthingstohelpherclassmates.1)Attackedbyawolf,thesheepwasveryafraid.2)Greatlytouchedbytheteacher’swords,shedidalotofthingstohelpherclassmates.Thepastparticiple(过去分词)isusedasadverbial.(状语)过去分词作状语1.过去分词作状语过去分词作状语表示_____的和______的动作。2.过去分词作状语时其逻辑主语为主句的主语，此时应注意主语人称一致。被动完成ThesheepwasveryafraidThesheepwasattackedbyawolf.Summary过去分词表完成、被动,作状语时,其逻辑主语是主句的主语,且与主语之间存在着被动关系。过去分词作状语可表时间,原因,让步,结果,方式,条件等。过去分词作时间状语(when,while,until)1.Whenitisheated,icewillbechangedintowater.Whenheated,icewillbechangedintowater.过去分词作原因状语1.Since/Asshewasgivenadvicebythefamousdetective,theyoungladywasnolongerafraid.Givenadvicebythefamousdetective,theyoungladywasnolongerafraid.2.Becauseitwasdoneinahurry,hishomeworkwasfullofmistakes.Doneinahurry,hishomeworkwasfullofmistakes.过去分词作条件或者假设状语(if,unless)1.Iftheyhadbeengivenmoreattention,thecabbagescouldhavegrownbetter.Givenmoreattention,thecabbagescouldhavegrownbetter.2.IfIamcomparedwithyou,Istillhavealongwaytogo.Comparedwithyou,Istillhavealongwaytogo.作方式或伴随情况状语(相当于and连接的并列句)1.Thehunterlefthishouse,andhewasfollowedbyhisdog.Thehunterlefthishouse,followedbyhisdog.2.Shesatbythewindow,andshewaslostinthought.Shesatbythewindow,lostinthought.lost表示一种迷失心理状态1)过去分词在句子中可以作时间状语、原因状语、伴随状语、条件状语和让步状语等,表被动或完成。2)过去分词作状语时,过去分词的逻辑主语与句子主语一致。SummaryTheteacherenteredtheoffice,andshewasfollowedbyagroupofstudents.（方式，伴随状语）Followedbyagroupofstudents,theteacherenteredtheoffice.Ifweareunited,westand;ifwearedivided,wefall.United,westand;divided,wefall.（条件状语）用过去分词作状语来改写句子。1.AsIwasworriedaboutthejourney,Iwasunsettledforthefirstfewdays.→_______________________,Iwasunsettledforthefirstfewdays.Worriedaboutthejourney2.Ifheisgiventime,he’llmakeafirst-classtennisplayer.→_________,he’llmakeafirst-classtennisplayer.3)AsIwasconfusedbythenewsurroundings,Iwashitbythelackoffreshair.→______________________________,Iwashitbythelackoffreshair.GiventimeConfusedbythenewsurroundings4)Whenhewasquestionedbythepoliceaboutthefire,hebecametense.→________________________________,hebecametense.Questionedbythepoliceaboutthefire1.Askedwhathadhappened,hetoldusaboutit.→Whenhewasaskedwhathadhappened,hetoldusaboutit.2.Wellknownforhisexpertadvice,hereceivedmanyinvitationstogivelectures.→Becausehewaswellknownforhisexpertadvice,hereceivedmanyinvitationstogivelectures.3.Givenmoretime,wewouldbeabletodotheworkmuchbetter.Ifweweregivenmoretime,wewouldbeabletodotheworkmuchbetter.4.Leftaloneathome,Samdidnotfeelafraidatall.Althoughhewasleftaloneathome，Samdidnotfeelafraidatall.过去分词作定语有前置和后置两种情况:单个的过去分词作定语,通常放在被修饰的名词之前,表示被动和完成意义。1.前置定语A.被动意义：anhonoredguest一位受尊敬的客人(受伤的工人)arenowbeingtakengoodcareofinthehospital.B.完成意义aretiredteacher一位退休的教师Theyarecleaning(落叶)intheyard.Theinjuredworkersthefallenleaves2.后置定语过去分词短语作定语时,通常放在被修饰的名词之后,它的作用相当于一个定语从句。Thiswillbethebestnovelofitskindeverwritten.=Whoweretheso-calledguestsinvited(=)toyourpartlastnight?thathaseverbeenwrittenwhohadbeeninvited如果被修饰的词是由every/some/any/no+thing/body/one所构成的复合代词或指示代词those等时，即使一个单一的分词作形容词用，也要放在被修饰词的后面。例如：Isthereanythingunsolved?ThereisnotingchangedheresinceIleftthistown.注意:1.Ilikereadingthenovels______(write)byZhangAiling.2.Thegirl______(write)aletterinthestudyismycousin.3.ThereissomethingwrongwithmycarandIhavetogetit_______(repair).writtenwritingrepairedFillingintheblanks.4.Iwantthedoorsofmynewhouse______(paint)white.5.Therewasa________(surprise)lookonhisface.6.Hewas______(excite)atthegoodnews.7.Thestorywasso______(move)thathewas______(move)totears.paintedsurprisedexcitedmovingmoved_______fromthetopofthehill,theseaisverybeautiful._______fromthetopofthehill,Ilikethecityverymuch.SeenSeeing(see)_________foralongtime,thebooklooksold._________theb