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Unit3InventorsandInventionsGrammar---教案TeachingGoals:1.TogetSstohaveknowledgeofthisgrammarpoint:thepastparticipleusedasattribute,predicativeandobjectcomplement.2.ToenableSstoknowthedifferencesbetweenthepastparticipleandv–ingformTeachingProcedures:Step1.PresentationIntroduceinformationaboutsomeinventionsanddiscoveriesusingsentencesinpassiveparticiple.GuideSstosaythewordswhicharehighlighted.Showsomerelatedpictures.1.Thisisthetelephonedesignedintheearlytime.2.Stephenson’s“Rocket”wastheenginedesignedfortherailwaysbyGeorgeStephenson3.ThestructureofDNAwasadiscoveryofFrancisCrickandJamesWatsonpublishedin1953.4.Thecolourtelevisioninventedin1940madeourlifemorecolorful.5.Iwasexcitedatthenewinvention.6.Hisnewinventionmadeallofussurprised.Step2.IndividualworkGetSstofindoutthepastparticipleusedasattribute,predicativeandobjectcomplementinthereadingtext.Part1Line1:WhenIcalledupmymotherinthecountrysideonthetelephoneshewasveryupset.Part2Line1:ThefirstthingItriedtodowastoseeiftherewereProductsthatmighthelpme,butthereonlyseemedtobepowdersdesignedtokillsnakes..Part4Line1:Iplacedthefrozenbowloverthesnakeshabitatandtheice-cubesontopofthebowlfromthemachine.Part6Line1:ThenextmorningIcarriedinmyhandasmallnetusedforcatchingfish.Step3.GrammarpointPurpose:TogetSstoknowaboutthepastparticiple.1.GetSstocompletethesentencesandknowaboutthepastparticiple(1)The(.破损的碗)willbethrownatonce..=Thebottlewhichwasbrokenwillbewillbethrownatonce..(2)Thebooks_lastweek(上周买的书)areofhighquality.=thebookswhichwereboughtyesterdayareofhighquality.。(3)I’minterestedinreadingnovelsbyluxun(.鲁迅写的).(4)(污染的)airandwaterareharmfultopeople’shealth.(5)Theproblem（在会议上讨论的）yesterdaywasverydifficulttosolve.(6)He_(很兴奋)whenheheardhehadwonthefirstplaceintheEnglish–spokencontest.(7)Hefound(他的家乡变了很多)(8)Whatmade(这只狗这样害怕)?(9)Hewon’tlikesuchquestions(在会上讨论).(10)Themanagerwon`twant(一大笔钱浪费掉).SuggestedAnswers:(1)brokenbowl(2)bought(3)written.(4)Polluted(5)discussedatthemeeting(6)becameexcited_(7)hishometowngreatlychanged(8)thedogsofrightened(9)discussedatthemeeting(10)alotofmoneywasted2.ExplainthegrammarpointforSs.(1)过去分词做定语：表示分词动作与所修饰的名词之间存在被动关系。单一的过去分词做定语一般防在被修饰的名词之前；过去分词短语做定语放在被修饰的名词之后，过去分词及过去分词短语做定语均可以转换为一个定语从句。(2)过去分词作表语：过去分词做表语，表示主语的状态，且该状态通常是由外界因素引起的。这时过去分词可以被看作一个形容词，是形容词化的过去分词(3)过去分词作宾语补足语：做宾语补足语的过去分词一般是及物动词，和宾语有逻辑上的主谓关系。可以带过去分词做宾语补足语的动词有：①see,hear,watch,feel,think,find等表示感觉和心理状态的动词。②make,get,have,help,leave等表示“致使”意义的动词。③like,want,wish,order等表示“希望，要求”等意义的动词。3.PracticePurpose:TogetSstoknowhowtousethepastparticiplethroughexercises(1)AskSstofinishEx1,Ex2andEx3onP24andchecktheanswersinpairs.(2)AskSstofinishEx1andEx2onP65andchecktheanswersinpairs.(3)GetSstochoosethebestanswerstothefollowingsentences.①Hespokesoloudthathemadehimself______A.understandB.understandingC.tounderstandD.understood②----Thereisaholeinyourshirt.----Iknow.I’mgoingtohaveit________.A.mendB.mendingC.mendedD.tobemended③AswejoinedthebigcrowdIgot______frommyfriends.A.separatedB.separatingC.lostD.missing④Englishisalanguage____allaroundtheworldandisthe_____languageofmostinternationalorganizations.A.tospeak,workingB.spoken,workingC.speaking,workedD.spoken,worked⑤Priceofdailygoods______throughacomputercanbelowerthanstoreprices.A:areboughtB.boughtC.beenboughtD.buying⑥Mr.Smith,_______ofthe________speech,startedtoreadanovel.A.tired;boringB.tiring;boredC.tired;boredD.tiring;boring⑦Thepilotaskedallthepassengersonboardtoremain______astheplanewasmakingalanding.A.seatB.seatingC.seatedD.tobeseating⑧Howtofeeda____populationisaproblemthatis_____manycountries.A.growing,troublingB.grown,troubledC.growing,troubledD.grown,troubling⑨Hefoundabook_____withtheowner’sname_____onthedeskwiththebackcover_____off.A.marking,lying,tornB.marked,lying,tornC.marked,laid,tearingD.marking,laying,tearing⑩Suddenly,atallmandrivingagoldencarriage_______thegirlandtookheraway,______intothewoods.A.seizing;disappearedB.seized;disappearedC.seizing;disappearingD.seized;disappearingSuggestedAnswers:①D②C③A④B⑤B⑥A⑦C⑧A⑨B⑩D