UNIT4DISCOVERINGUSEFULSTRUCTURES課件高中英語人教版必修第二冊

DiscoveringUsefulStructures含義：過去分詞一般表示完成的和被動的動作。形式：done變化規(guī)則：規(guī)則動詞的過去分詞由動詞原形加-ed構成，不規(guī)則動詞的過去分詞沒有統(tǒng)一的構成規(guī)則。舉例：an________player一個受傷的球員a________vase一個破花瓶過去分詞Lead-in

Lookatthesentences

andunderlinethepastparticiples.

injuredbroken

Lookatthesentencesandunderlinethepastparticiples.(1)Mostpeoplejustusetheshortenedname:“theUnitedKingdom”or“theUK”.(2)Theyusethesameflag,knownastheUnionJack,...(3)TheyhadcastlesbuiltallaroundEngland.三個例句中分詞或分詞短語的句子成分是什么？作定語作定語和賓語補足語作定語作賓語補足語(1)Mostpeoplejustusetheshortenedname(2)Theyusethesameflag,

known

astheUnionJack,…(3)Theyhadcastlesbuilt

allaroundEngland.過去分詞作定語和賓語補足語的用法presentationSummarize：shortened在句1中位置在名詞______,knownas在句2中位置在名詞______。1.2句中分詞和分詞短語都用來修飾______，做定語；句子3名詞castles是作had的賓語，所以built是對名詞castles進行補充說明，做__________（簡稱賓補），短語__________過去分詞作定語的位置1.前置定語一般情況下，單個過去分詞作前置定語，即放在所修飾詞之前。Mostpeoplejustusetheshortenedname2.后置定語過去分詞短語作定語時往往作后置定語，即放在所修飾詞之后。Theyusethesameflag,

known

astheUnionJack,…presentationPastParticiplesastheAttribute(1)PastParticiplesastheAttribute(2)tiredvisitorsawell-organisedtripbeautifullydressedstarsvisitors_______ofthelongwait/…atrip___________wellbymyworkplace/…stars_________beautifullyattheevent/…tiredorganiseddressed過去分詞作定語和賓語補足語的用法后置定語：過去分詞短語作定語時位于被修飾詞之后前置定語：單個的過去分詞作定語一般前置觀察過去分詞作定語在位置上的不同，可以得出什么結論？常見的過去分詞作賓語補足語的情況1．過去分詞用在使役動詞have/get和make的后面作賓語補足語?！癶ave/getsthdone”表示“讓別人做某事”。Hewantsto

have/gethiseyesexaminedtomorrow．他明天想去檢查眼睛。常見的過去分詞作賓語補足語的情況2．過去分詞用在表狀態(tài)的動詞keep,leave等詞的后面作賓語補足語。Hepassedaway,leavinghisworksunfinished．他去世了，留下他的著作還未完成。常見的過去分詞作賓語補足語的情況3．感官動詞see,hear,notice,observe,watch,feel,find等后，可用過去分詞作賓語補足語。Whenwesawtheroadblockedwithsnow,wedecidedto…當我們看到道路被雪封住后，我們決定……Thenextmorningpeoplefoundtheworldchanged．第二天早上，人們發(fā)現外面的世界變了樣。常見的過去分詞作賓語補足語的情況4．表示“意愿；命令”的動詞，如like,want,wish,expect,order等可用過去分詞作賓語補足語。Heorderedtheworkfinishedthisweek．他要求在這周完成這項工作。practiceReadthesentencesandunderlinethe-edformastheobjectcomplement.1JudyandIhadourcarparkedinanundergroundcarparknearTrafalgarSquare,wherewecouldgetourcarbatterycharged.2Whenwefinallyreachedtheservicedesktoaskforaudioguides,wehearditannouncedthattherewerenoaudioguidesleft.3WefoundourselvesverysurprisedbythelargenumberofvisitorsandtheamountofnoiseattheentranceoftheNationalGallery.Readthesentencesandunderlinethe-edformastheobjectcomplement.4JudyhadhereyesfixedonVanGogh'sSunflowers.Itwashardtoapproachthepainting.asthereweresomanypeoplearound.5Shehadacopyofthepaintingboxedtoensurethatitwasdeliveredsafely.practice意義形式語態(tài)時態(tài)過去分詞被動完成現在分詞主動進行3．過去分詞與現在分詞作定語的區(qū)別Asweallknow,Chinaisadevelopingcountry．眾所周知，中國是一個發(fā)展中國家。Thevisitorisfromadevelopedcountry．這位游客來自一個發(fā)達國家。Summary過去分詞與它相關聯的名詞時是被動關系單個分詞作名詞的定語時，其位置在名詞前；分詞以短語形式出現則其位置在名詞后分詞及分詞短語作定語：astheattribute分詞短語作賓語補足語：astheobjectcomplement后置定語：過去分詞短語作定語時位于被修飾詞之后前置定語：單個的過去分詞作定語一般前置當過去分詞是復合形式，一般放在被修飾詞前面作前置定語當被修飾詞是不定代詞時，過去分詞放在不定代詞后面，作后置定語4Rewritethesentenceswithpastparticiplesastheattribute.(1)LochNesswassurroundedbybeautifulnaturallandscape,whichmadeitlookamazing.___________________________________________________________(2)Carlandhisfriendsstayedwithagenerousfamilywhoofferedthembreadwithbutterandmade.________________________________________________________________________________________________________________________LochNesssurroundedbybeautifulnaturallandscapelooksamazing.Carlandhisfriendsstayedwithagenerousfamilywhoofferedthemhomemadebreadwithbutterandhoney.production(3)Thefamily'sancestorsonceattendedtosoldierswhowerewoundedintheFirstWorldWar._____________________________________________________________________(4)TheyoungpeoplewereattractedbythelegendofLochNess.Theywatchedoverthelakewiththeircamerasandbinoculars,whichwerepositionedonthehill.____________________________________________________________________________________________________________________________________________Thefamily'sancestorsonceattendedtowoundedsol