Unit5WorkingtheLandUsefulstructures课件高中英语人教版选择性

Unit5WorkingthelandDiscoverusefulstructures-SubjectClauseBytheendoftheclass,youareableto:Identifytheusageofsubjectclausesandunderstandthefunctionofit;Understandthestructureofsubjectclausesandthecorrectuseofconjunctions;UsethesubjectclausestoexpressyourideasLearningObjectivesSelf-learning:whatdotheyactinthefollowingsentencesYuanconsideredhimselfafarmer.HisslimbutstrongbodyisjustlikethatofmillionsofChinesefarmers.

UsingsaltylandinChinaforrice`productionwashislatestvision.WhatYuanLongpingcaredaboutwasnotmoneyorcelebrity.Whenasentenceservesassubject,wecallitSubjectClause.ReviewandExploreNounNounphraseGerundphraseSubjectclausesuject

whatisasubjectclause?Asubjectclausereferstotheclausethatacts

asthesubjectinasentence.Itusuallyfallsatthebeginningofthesentence,withaproperconjunctionleadingtheclauseaccordingtospecificcontext.namefunctionlocationstructure

whatisasubjectclause?ThatYuanhadrealizedhisdreamofseawaterricesurprisesthewholeworld.Rule1:attheverybeginningofthesentenceRule2:usingthestatementorder(conjunction+subject+verb)Rule3:subject-verbagreement(主谓一致，一般为单三)Findoutthesubjectclausesappearinginthetext.tips:5sentencesPara:2/3/4/61.However,whatconcernedhimmostwasthatfarmersoftenhadpoorharvestsandsometimesevenhadaseriousshortageoffoodtoeat.what：

从句中做主语2.Howthiscouldbedonewasachallengingquestionatthetime.How：

从句中做状语Whether：yes/noquestion是否3.However,whetheritwaspossibletodevelopahybridofself-pollinatingplantssuchasricewasamatterofgreatdebate.4.Today,itisestimatedthat

about60percentofdomesticriceconsumptioninChinaiscomprisedofcropsgeneratedfromYuan'shybridstrains....5.WhatimpressedpeoplemostaboutYuanLongpingishisongoingabilitytofulfilhisdreams.Today,thatabout60percentofdomesticriceconsumptioninChinaiscomprisedofcropsgeneratedfromYuan'shybridstrains...isestimated.that:不担当成分，起连接作用What:从句中担当主语ThechooseofconjunctionsfunctionconjunctionNomeaning

Yesorno,cannotuseif

Useassubject,object,predictive

Useasattributive

Useasadverbial

thatwhetherwho/what/wh-everWhich/whoseWhen/where/how/whyFillinthecorrectleadingwords（ )shewillwintheprizeisstillunknown.（ )thiscouldbedonewasagoodquestion.（ )shedidn'tshowupremainsapuzzle.（ )somescientistshavefoundhasn'tbeenreported.（ )theearthisroundisafact.whetherhowwhywhatthatIt

isafactthattheearthisroundTheothersuseof“it”insubjectclausesItisapity/afact/anhonor/…that…

Itisgoodnewsthathehassucceeded.Itissaid/reported/believed/…that…Itisreportedthathewontheelection.Itisclear/obvious/likely/…that…Itisnotclearwhethershefailedtheexam.Itseems/appears/turnsout/…that…Itseemsthatitisgoingtosnow.Task1Underlineandcorrectthemistakeineachsentence.(1)WhathaveIforgottenisthatIhaveatesttoday.(2)Wholeftmetheseflowersarenotcleartome.(3)Thisisobviousthatstudentsshouldpreparewellfortheirfuture.(4)Who’sticketthisishasnotbeenconfirmed.(5)Ifyouwillagreewithmedoesmatteralot.IhaveforgottenisItiswhosewhetherStatementorderSubject-verbagreementFormalsubjectattributiveNo“if”Task2Makesentencesusingsubjectclauseswiththehelpofthecues.(1)hesaid/reasonableWhathesadseemsreasonable.(2)shewillaccepttheinvitation/notclearWhethershewillaccepttheinvitationisnotclearTask2Makesentencesusingsubjectclauseswiththehelpofthecues.(1)hesaid/reasonableWhathesadseemsreasonable.(3)theanimalsaremovingto/notexactlyknownWheretheanimalsaremovingtoisnotexactlyknownTask2Makesentencesusingsubjectclauseswiththehelpofthecues.(1)hesaid/reasonableWhathesadseemsreasonable.(4)youhaverecoveredfromyourillness/agreatrelieftousThatyouhaverecoveredfromyourillnessisagreatrelieftousItisagreatreliefthatyouhaverecoveredfromyourillnessTask2Makesentencesusingsubjectclauseswiththehelpofthecues.(1)hesaid/reasonableWhathesadseemsreasonable.(5)hehasbecomedistantrecently/myconcernThathehasbec