Unit 2 Working the land 动词ing形式作主语和宾语 教案 - 高中英语人教新课标必修四

人教版高中英语必修四Unit2WorkingthelandGrammar动词ing形式作主语和宾语(the-ingformastheSubjectandObject)一、教学设计【教学目的】1.Studentswilllearnthe–ingformassubjectandobject.2.Studentswillusethe-ingformassubjectandobjectcorrectlyandfreely.【教学流程】Step1the-ingformastheSubject微视频文字：Lookatthefollowingsentencesandpayspecialattentiontothewordsinbold.Part1Payattentiontothefollowingwordsinbold.1.Sincethen,findingwaystogrowmorericehasbeenhislifegoal.2.Spendingmoneyonhimselforleadingacomfortablelifealsomeansverylittletohim.3.Justdreamingforthings,however,costsnothing.Whathaveyoufound?结论：The-ingformcanbeusedasthesubject.Itcanhaveitsownobjectandadverbial.Andthepredicateverbisusedsingularform.Part2Payattentiontotheword“it”inthefollowingsentences1.Itisawasteoftimedoingthis.→2.Itisnousecryingoverspiltmilk.→3.Itisnousecomplaining.→4.Itisnogoodworryingaboutit.→5.Itisdifficultfindingyourwayaroundhere?→结论:It一是可以用It作形式主语二是动词-ing形式可以有逻辑主语（即独立主格结构）三是可以有否定形式即学即练：Rewritethefollowingsentencesusingthe–ingformasthesubject.Itisnicetohelppeopleinneedofhelp.→Helpingpeopleinneedofisnice.Itisnoteasytogrowsuperhybridrice.→Growingsuperhybridriceisnoteasy.Itisnotdifficulttolearnmoreaboutfarming.→Learningmoreaboutfarmingisnotdifficult.Inthecountrysideitisnotaseasytodoresearchasinthecity.→Inthecountrysidedoingresearchisnotaseasyasinthecity.Fillintheblanks.Itisnousetrying(try)toescape.

Itisworthwhileseeing(see)themovie.

Itisawasteoftimeplaying(play)computergames.

Itispleasanthanging(hang)outwithfriends.Step2the-ingformastheObject1.Readthefollowingsentencesfromthetextandtrytofindsomerules.1)Asayoungman,hesawthegreatneedforincreasingthericeoutput.2)DrYuansearchedforawaytoincreasericeharvestswithoutexpandingtheareaofthefields.3)Heenjoyslisteningtoviolinmusic,playingmah-jong,swimmingandreading.4)DrYuanawokefromhisdreamwiththehopeofproducingakindofricethatcouldfeedmorepeople.结论：The-ingformcanbeusedastheobjectbothofverbandpreposition.2.Lookatthefollowingsentences.Whathaveyoufound?1)Hesuggesteddoingitinadifferentway.2)Thepresidenttriedtoavoidansweringthereporter’squestions.3)Iadmithavingreadyourletter.4)We’reconsideringpayingavisittotheScienceMuseum.5)Ihavebeenusedtolivinghere.结论：Verbswith–ingformastheirobject:admit,advise,allow,appreciate,avoid,complete,consider,delay,deny,enjoy,escape,finish,imagine,keep,mind,miss,postpone,practise,quit,suggest,stop,can’tstand,can’thelp,beworthandetc.即学即练：Choosethecorrectwordorphrasefromtheboxtofinisheachsentence.Besuretousetodoand–ingformscorrectly.developexperimentfailfindouthavelearnownseesendtryoutdevelopexperimentfailfindouthavelearnownseesendtryoutItwasgood______theyoungmanworkingwithhisfatherinthefields.Paulclearlyenjoyed______abouthowtofarmwell.WhenItalkedtohim,hetoldmehedreamedof______hisownfarm.Hewanted______withscientificmethodsoffarming.Hewillkeep______newideassohecanhelpfarmersaroundChina.Iamquiteinterested_____whatwillhappentoPaul’sfarminthefuture.Someday,hehopes______superwheat,likeYuanLongping’ssuperrice.Heisnotafraid______,becauseheknowsfailurewillhelphimlearnmore.Hecaresverylittleabout______abighouseandacar.Hisfathersaysthathehasneverregretted______hissontostudyabroad.Step3SummaryThest