人教版（2019） 选择性必修第二册Unit 4 Journey Across a Vast Land Discovering Useful Structures 课件

DiscoverUsefulStructures

PastParticiplesVsthe–ingform

Unit4JourneyacrossavastlandForbothofthem,thethoughtofcrossingthewholecountrybyrailwasexciting.

Whatdidtheysee?How

exciting?Seenfromthetrainwindow,themountainsandforestsofCanadalookedmassive.Thenextdaywasclearandmild,theywerepleasedtoseethebeautifulmountainslookingoutoverthecity.Lookingatthebeautifulscenery,theybothagreedthatitwasthemostawesomejourney.

1.Thenextdaywasclearandmild,theywerepleasedtoseethebeautifulmountainslookingoutoverthecity.2.Forbothofthem,thethoughtofcrossingthewholecountrybyrailwasexciting.2.Seenfromthetrainwindow,themountainsandforestsofCanadalookedmassive.3.4.Lookingatthebeautifulscenery,theybothagreedthatitwasthemostawesomejourneytheyhadevertaken.Observe

thesentences,payingattentiontothefunctionof-edand-ingforms.表语状语状语表语1.Thenextdaywasclearandmild,andtheywerepleased

toseethebeautifulmountainslookingoutoverthecity.2.Forbothofthem,thethoughtofcrossingthewholecountrybyrailwasexciting.表语表语感到欣喜的令人兴奋的Studythefunctionandmeaningof–edand-ing3.Seenfromthetrainwindow,themountainsandforestsofCanadalookedmassive.4.Lookingatthebeautifulscenery,theybothagreedthatitwasthemostawesomejourneytheyhadevertaken.状语状语被……从火车车窗望到被动望着美景主动Studythefunctionandmeaningof–edand-ingPastparticiple-edPresentparticiple-ing作表语描述情感：感到……的描述人/物/地点：令人……的作状语与逻辑主语之间的关系是被动的与逻辑主语之间的关系是主动的Summary1.Thegirlswere_________toseesuchanopencountry.Thefarmscoveredaverylargearea,whichwas________.2.Goingintothewildernessalonecanbe___________.Doyoufeel______________whengoingintothewildernessalone?3.________fromthetopofthemountain,thescenerywasreallyfascinating._________thesceneryfromthetopofthemountain,Iwasfascinatedbytheautumncolors.4._________eastwards,youwillpasstheCanadianRockies.Thegroupofvisitors,___________bythetouristguide,reallyhadanenjoyabletimeinLakelouise.amazedamazingfrighteningfrightenedSeenSeeingHeadingheadedPractice1:Fillineachblankwiththecorrectformofaverbfromthebox.seefrightenheadamazeDescribepeoples’feelingsDescribehowthingsmakepeoplefeelDescribetheactiveactionDescribethepassiveaction作表语作状语景色被人从山顶上看到从山顶上看风景1.Webecame___________whenthinkingaboutthosebeautifullocationsinFinland.Weexpectedtoexperiencealotof____________thingsthere.2.Wewenttobedassoonaswearrivedatthehotelbecausewewereso________.Theeight-hourtrainridewasquite_______.3.Iwasnot___________withthehotel.ItwasnotascleanasIhadexpected.Butwehada____________mealatthehotel’srestaurant,soIfeltabitbetterlateron.4.Itwasraininghardthenextday,sowejuststayedinthehotelandwatchedTV.Sadly,theTVprogrammesthatdaywerereally__________.Aswehadnothingelsetodo,wefeltpretty________.excitedexcitingtiredtiringsatisfiedsatisfyingboringboredPractice2.Completethesentenceswiththecorrectformsoftheverbs.boreexcitetiresatisfyexcitedTravellingisalwaysenjoyable,buthaveyouexperiencedsomeunpleasantone?定语1.________(give)moretime,wecandotheworkbetter.2.________(give)usmoretime,youcangetabetterresult.3.________(compare)himwithyou,Ithinkyouarelucky.4._______(compare)withhim,youarelucky.5._______(find)themanstealingmywallet,Icalledthepolice.6.Once_______(find)smokingintheoffice,youwillbefined.7.Theprofessorcameintotheclassroom,_______(follow)hisstudents.8.Theprofessorcameintotheclassroom,_______(follow)byhisstudents.GivenGivingComparingComparedExerciseFindingfoundfollowingfollowed状语有些过去分词及短语因来源于系表结构，作状语时不强调被动而重在描述主语的状态。如：lost(迷路)；seated(坐)；hidden(躲)；lost/absorbedin(沉溺于)；dressedin(穿着)；tiredof(厌烦)。Lostinthought,hedidn'thearthebell.Dressedinanewdress,shelooksverybeautiful.【观察思考1】【观察思考2】

(1)Askedwhathadhappened,heloweredhishead.

=Whenitis

askedwhathadhappened,heloweredhishead.

(2)Scared

ofthetiger,thegirldidn’tdaretosleepalone.

=Because/Asshewasscaredofthetiger,thegirldidn’tdaretosleepalone.

(3)Givenmoretime,wecoulddoitmuchbetter.

=Ifweweregivenmoretime,wecoulddoitmuchbetter.

时间原因条件

(4)Leftathome,Johndidn’tfeelscaredatall.

=Althoughhewasleft

athome,Johndidn’tfeelscaredatall.

(5)Theteacherenteredtheclassroom,followedbyagroupofstudents.=

Theteacherenteredtheclassroom,andhewas

followedbyagroupofstudents.让步方式或伴随【探究总结】

过去分词作状语，可以表示_________、_________、_________、___________、___________和结果，相当于一个状语从句或and连接的并列结构。其逻辑主语为主句的主语，且与主句主语构成被动关系。时间原因条件让步方式或伴随【应用实践】(1)_______intheearly20thcentury,theschoolkeepsoninspiringchildren'sloveofart.A.FoundingB.FoundedC.FoundD.Itwasfounded(2)

When_____forhisviewsabouthisteachingjob,Philipsaidhefounditveryinterestingandrewarding.A.askingB.heaskingC.askedD.heasked(3)______withcare,onetinwilllastforsixweeks.A.UsedB.UsingC.ItisusedD.Itisusing1.…Andwhenhesawthemistsrisingfromtheriverand