【课件】Unit+5Discovering+Useful+Structures课件人教版选择性必修第一册+

Identifysubjectclauses，chooseproperleadingwordsandarrangecorrectwordorderofsubjectclauses，andfollowtheruleofSubject-PredicateAgreement(主谓一致)whenusingsubjectclauses.2.UsesubjectclausestowriteaparagraphaboutProf.YuanLongping’sgoodqualitiesandgreatachievements.Bytheendoftheclass,learnerswillbebetterabletoLearningOutcomesWhatconcernedYuanmostwhilehewasyoung?2.Whatdidhechoosetostudyincollege?--WhatconcernedYuanmostwhilehewasyoungwasthat_______________________.--Whathechosetostudywas____________.agricultureLead-infarmershadpoorharvestsActivity1Circlethesubjectineachsentence.Heconsideredhimselfafarmer.Yuan’sinnovationhashelpedtofeedmorepeople.UsingsaltylandinChinaforriceproductionwashislatestvision.Howthiscouldbedonewasachallengingquestionatthetime.WhatconcernedYuanLongpingmostwasthatfarmersoftenhadpoorharvests.Whenasentenceservesassubject,wecallitSubjectClause.ReviewandExploreThatYuanLongpingcaredlittleforcelebrityormoneywastrue.Whetheritwaspossibletodevelopthehybridricewasindebate.Whowillsolvethesoilproblemisunknown.Whichoneisthebesttoexpandoutputisnotclear.WhenYuanwouldretiretoalifeofleisurewasnevermentioned.Wherethehybridricecanbeplantedisaquestion.WhyYuandevelopedseawaterricewastofeedmorepeople.Activity2Underlinethesubjectclausesinthesesentencesandcircletheleadingwords(引导词)ofthesubjectclauses

.ObserveandAnalyzeSubordinatingconjunctions从属连词ConjunctionalPronouns连接代词ConjunctionalAdverbs连接副词what,who,whom,whose,whichthat,whetherwhen,where,how,why

Leadingwords(引导词)ofsubjectclauses(无意义）(是否）（不作成分）（作主、宾、表、定语）（均有各自意义）（作状语，均有各自意义）ClassifyandSummarizeCompletethefollowingsentencesandfocusonthewordorderinsubjectclauses.__________________________________(袁隆平选择在哪里学习农业）wasnotanaccident._____________________________________(他是否能研发出杂交水稻)wasnotclearthen.____________________________________(杂交水稻将如何提高产量)ishighlyexpected.HowthehybridricewillexpandoutputWhereYuanchosetostudyagricultureWhetherhecoulddevelopthehybridrice主语从句用______语序!陈述TranslateandSummarizeThathewillpasstheexamiscertain.Howshekeepshealthyisasecret.WhichbookIshallchoosehasn’tbeendecided.单数

Subject–PredicateAgreement（主谓一致）ObserveandSummarizeActivity3Explorethestructuresofthefollowingsentences.isestimatedthatabout60%ofChina’sriceconsumptionisfromYuan’shybridstrains.That

about60%ofChina’sriceconsumptionisfromYuan’shybridstrains

is

estimated.形式主语主语从句作真正的主语It

ObserveandAnalyze众所周知，农业是我国的基础。Activity4TranslatethesentenceintoEnglishusingsubjectclauseanddisplay.That-It-Thatagricultureisthefoundationofourcountryiswell-known.Itiswell-knownthatagricultureisthefoundationofourcountry.TranslateandDisplayItis＋＋that…•he/sheisdevotedto…afactimportant…well-knownestimated

It作形式主语的常见结构saidreportedObserveandSummarize

Activity5Circleandcorrectthemistakeineachsentence.Howcanwefindasolutiontoproducesufficientfoodisanimportanttopicforustoresearch.Thatthelifestyleisslowerandhealthierarethereasonwhysomepeopleprefertoliveinthecountry.Thatworriesmanypeopleisthatthesechemicalsmayevencausecancer.Whatamazesallofusthatvegetablescanevenbeplantedwithoutanysoil.iswecanItWhatisAssessyourprogressActivity6Fillintheblanksinthepassageandunderstandhowthesubjectclausesareused.YuanLongping,the“fatherofhybridrice”,consideredhimselfafarmeratheartanddevotedhislifetomillionsofChinesefamers._______concernedhimmost__________famersoftenhadpoorharvests.Therefore,hechosetostudyagriculture.Asaresearcher,______Yuanrealizedwasthatlargefieldswerenotthesolutionbuttoexpandoutputinthefields.______thiscouldbedonewasachallengingquestion.Yuanfirmlybelievedthattheanswercouldbefoundinthecreationofhybridrice.Yet,__________itwaspossibletodevelophybridricewasingreatdebate.Overcomingenormousdifficulties,Yuansucceededindevelopingthefirsthybridricein1973.WhatwaswhatHowwhetherthatAssessyourprogressWhatqualitiesdoyouthinkmadeYuanLongpingsosuccessful?

Activity7BrainstormYuan’sgoodqualitiesYuan’sgoodqualitiesdedicatedcommittedhard-workingpersistentselfless…Createyourwritingkind-heartedcuriousActivity8UsesubjectclausestowriteaparagraphaboutProf.Yuan’sgoodqualitiesandgreatachievementsWhatimpressesmemostisthatYuanLongpingwasdedicatedtohelpingfeedsomanypeople.Itwasimportantthathenevergaveup,despitemanydifficulties.Thathesucceededindevelopingthehybridricewaswhatmadehimgreat.Createyourwriting•his/herdeterminationtotacklethecrisisof…•his/herintenseefforttoovercome…•his/herdreamtodevelop…•his/herloveandcarefor…•he/shesucceededin…•he/shenevergaveup…•he/sheisdevotedto…•his/herdeterminationtotacklethecrisisof…•his/herintenseefforttoovercome…•his/herdreamtodevelop…•his/herloveandcarefor…•he/shesucceededin…•he/shenevergaveup…•he/sheisdevotedto…Thefollowingpointsandexpressionsmayhelpwithyourwriting.•his/herdeterminationtotacklethecrisisof…•his/herintenseefforttoovercome…•his/herdreamtodevelop…•his/herloveandcarefor…•he/shesucceededin…•he/shenevergaveup…•he/sheisdevotedto…•hisdeterminationtotacklethecrisisof…•hisintenseefforttoovercome…•hisdreamtodevelop…•hisloveandcarefor…ItisimportantthatWhatimpressesmemostisthatWhatmakeshimagreat…isthatThat…ishismostimportantquality.Wheth