Unit5 Discovering useful structures 名师课件-郝海英

Unit5WorkingtheLand

Discoverusefulstructures

ssubjectclauseubjectclause

人教版选择性必修第一册LeadinCirclethesimplesubjectineachsentence.Timeflies.Theboydidn’tattendschooltoday.Youareastudent.Tofindthemissingbookisnoteasy.Smokingisbadforyou.Drivingtoofastisdangerous.Eatyourdinnerwithaspoon.Myfavoriteolderbrother,whojuststartedtenthgrade,rideshisbiketoschool.

Lead-inMorethan800millionpeoplegotobedhungryeveryday.Hislifelongpursuitistokeepallthepeopleawayfromhunger.Heconsidershimselfafarmerbecausehecontinually

worksthelandinhisresearch.Yuan’sinnovationhashelpedtofeedmorepeople.

Whowilltakepartinthemeetinghasnotbeendecided.

Howhebecameagreatscientistisknowntousall.Whatshesaidistrue.Thatheisstillaliveisagoodnewstous.Wheresheisfromisunknown.Wecanseefromthesesentencesthatasentenceservesassubject,sowecallitSubjectClause.Underlinethesubjectineachsentence.Lead-in

1.(P50)However,_________concernedhimmostwas_________

farmersoftenhadpoorharvestsandsometimesevenhadaseriousshortageoffoodtoeat.2.(P50)However,_________itwaspossibletodevelopahybridofself-pollinatingplantssuchasricewasamatterofgreatdebate.3.(P50)Today,_________

isestimated_________about60percentofdomesticriceconsumptioninChinaiscomprisedofcropsgeneratedfromYuan'shybridstrains,andhisstrainshaveallowedChina'sfarmerstoproducearound200milliontonsofriceperyear.4.(P51)_________impressespeoplemostaboutYLpishisongoingabilitytofulfilhisdreams.whatthatwhetheritthatwhat感知以下课文原句Feelthesentencesinred.

1.However，whatconcernedhimmostwasthatfarmersoftenhadpoorharvestsandsometimesevenhadaseriousshortageoffoodtoeat.2.However，whetheritwaspossibletodevelopahybridofself-bollinatingplantssuchasricewasamatterofgreatdebate.3.Today，it

isestimatedthatabout60percentofdomesticriceconsumptioninChinaiscomprisedofcropsgeneratedfromYuan’shybridstrains，...

4.WhatimpressespeoplemostaboutYuanLongpingishisongoingabilitytofulfillhisdreams.1.以上加颜色部分在句中作

。2.1句和4句中的what在从句中作

。3.2句中的whether意为“

”。4.3句中的it是

，真正的主语是后面的

。主语主语是否形式主语that引导的从句ConjunctionsThattheearthmovesaroundthesun

iswellknown.Whetherhewillcomeornotisnotknownyet.Whowillbesenttherehasnotbeendecided.Whatyouneedismorepractice.Whichoneisthebestisnotclear.Whentheywillcomehasn'tbeenmadepublic.Wherehehasgoneisaquestion.Whythereisgravityishardtounderstand.HowhecanearnalivinginBritain

remainsabigproblem.1.Thathewillpasstheexamiscertain.2.Whetherhewillpasstheexamisuncertain.that_______成分，____意义，______省略。whether_____成分，____意义，译为_____。不做是否无不能不做有

CompareandDiscover11.Whowilltakepartinthemeetinghasnotbeendecided.2.Whatshesaidistrue.3.WhichbookIshallchoosehasn’tbeendecided.who在主语从句中充当______,译为______。what在主语从句中充当______,译为______。which在主语从句中充当______,译为______。主语谁宾语东西定语哪一

CompareandDiscover21.Whentheywillstartisnotknownyet.2.Wheresheisfromisunknown.3.Whyhewaslateisnotimportantnow.4.Howhebecameagreatscientistisknowntousall.when在主语从句中充当_______,译为______。where在主语从句中充当_______,译为______。why在主语从句中充当_______,译为_______。how在主语从句中充当_______,译为_______。状语何时状语何地状语为什么状语怎样

CompareandDiscover31.Whoeverleavestheroomlastoughttoturnoffthelights.2.Whateverhedidwasright.3.Whicheverofyoucomesin

willreceiveaprize.

CompareandDiscover4whoever在主语从句中充当______,译为______。whatever在主语从句中充当______,译为______。whichever在主语从句中充当______,译为______。主语无论谁主语无论什么主语无论哪个功能连接词不作成分that,whether作主、宾、表、what,who,whom,wh+ever作定语which,whose,作状语when,where,why,how

UsageoftheConjunctionsSummary1.

isstrangethatthemanshouldhavestucktohissillyideas.2.Itisapity

wewon'tbeabletogotothesouthtospendoursummervacation.3.

occurredtomethatIhadleftkeysbehind.4.

issaidthathehasgonetoShanghai.(=HeissaidtohavegonetoShanghai.)5.Itisknowntoall

gunpowderwasfirstinventedbytheChinese.ItthatItItthat

FilltheblanksandDiscover句型说明It＋系动词＋形容词＋主语从句常用于此句型的形容词有important，(un)likely，possible，necessary，natural，wrong等。It＋系动词＋名词＋主语从句常用于此句型的名词有afact，anidea，anhonour，awonder，nowonder，apity等。It＋系动词＋过去分词＋主语从句常用于此句型的过去分词有known，proved，said，decided，suggested，thought等。It＋不及物动词＋主语从句常用于此句型的动词有appear，happen，seem，occur，matter等。Itisveryimportantthatastudent(should)learnEnglishwell.学生学好英语很重要。Itissuggestedthatthemeeting(should)beputoff.有人建议会议延期召开。Itdependsontheweatherwhethertheyaregoingshoppingtoday.他们今天是否去购物还得看天气情况。Forexample，itcanbeprovedthatChinahasmorepeoplethananyothercountryintheworld.举例来说，中国人口比世界上其他任何国家的人口都多，这是可以得到证实的。Itisnowonderthatyourstudentshavemadesuchgreatprogress.难怪你的学生们进步这么大。A.

WhatworriesmanypeopleB.ThatthelifestyleisslowerandhealthierC.HowwecanfindasuitablesolutiontoproducesufficientfoodwhilekeepingtheenvironmentsafeD.WhenthesewheatfarmerswilljointhispilotexperimentE.ItamazedallofusthatMatchthesentenceparts,andthentranslatethecompletedsentencesintoChinese.Payattentiontohowthesubjectsareintroduceddifferently.1.___remainsanunansweredquestion.2.___isanimportanttopicforustoresearch.3.___isthatthesechemicalsmayevencausecancer.4.___thesevegetablescanevenbeplantedwithoutanysoilthroughthisnewtechnology.5.___isthereasonwhysomepeopleprefertoliveinthecountryratherthaninthecity.BEACDPractice1Readthepassageandunderlineallthesubjectclauses.P533Grandmahasbeencomplainingaboutthevegetablessoldinthesupermarket,whichhavebeengrownusingchemicalfertilisers.Thattheylookbeautifulontheoutsideisobvious.However,whatsheisunhappyaboutisthelowernutritionalvalueandreducedflavour.Nowthatbothofmygrandparentshaveretiredfromtheirjobsinthecity,howtheyaregoingtospendtheirretirementisanimportantdecisionforthem.Whethertheycanliveahealthylifeisthefirstthingtheyareconsidering.Sotheyhavemadeuptheirmindstomovetothecountryside,wheretheycanliveagreenlife.1234Practice2WhatqualitiesdoyouthinkmakeapersonlikeYuanLongpingsosuccessful?

his/herdeterminationtotacklethecrisisof…

his/herintenseefforttoovercome

…

his/herdreamtodevelop…

his/herloveandcarefor…

he/shes