Unit3FasterhigherstrongerUsinglanguage动名词做主语课件高中英语选择性

P3Usinglanguage-GrammarUnit3Faster,higher,strongera

Knowingwheretheballwouldgowasn'teasy.b

Shootingwithgreataccuracywasanotherthinghelearnt.cStephenCurryknewwheretheballwouldgo.Itwasn'teasy.dStephenCurryshotwithgreataccuracy.Itwasanotherthinghelearnt.Lookatthesentencesandanswerthequestions.Whatarethesubjectsinsentences(a)and(b)?Whatdoes“it”refertoinsentences(c)and(d)?Whydoestheauthorchoosetousesentences(a)and(b)inthereadingpassage?Thepassageisanewsreport.Sentences(a)and(b)aremoreconciseandformalwhicharesuitableforanewsreport.Nowlet’sreadmoreexamples.HaveALkObservethesesentencesfromthisbook.1.BeingaclowndoctormeansIcanhelppeoplebyentertainingthem.(U1)2.Livingandworkingwithotherscansometimesbecomplicated.(U1)3.Sharingjokesandlaughingtogethercanbringindividualsandevencommunitiestogether.(U1)4.Inthisway,practisingdayinanddayouthelpedStephensharpenhisskills.(U3)5.Playingbasketballwashisdream.(U3)动词-ing形式作主语常用来表示经常性或习惯性的动作且通常放在句首。Focuson重点关注-ingassubject(1)Playing

tricksonothersissomethingweshouldneverdo.

捉弄别人是我们万万不能干的。(2)Learning

newwordsisveryimportantforme.

学习新单词对我来说非常重要。

(3)Chattingwiththemimprovesourminds.

和他们聊天增长我们的见识。-ing形式作主语1.直接置于句首-ing形式作主语时，谓语动词用单数形式。(1)ItisuselesstryingtoarguewithShylock.

和夏洛克争辩是没有什么用的。(2)It’sworthmakingtheeffort.

这事值得努力去做。(3)Itispleasantworkingwithyou.

跟你在一起工作是令人愉快的。(4)It'snousecryingoversplitmilk.

覆水难收。2.用形式主语it，把真正的

-ing形式移置句尾。但这种句子形式有一定的限制，作表语的只能是某些形容词或少数名词。形容词名词1.It+be+awasteoftimedoing…做……是浪费时间。2.Itis/wasnogood/usedoing…做……是没益/用处的。3.Itis/washardly/scarcelyworthdoing...做……不值得。4.Itis/wasworth/worthwhiledoing…

做……是值得的。常用it作形式主语，-ing形式后置的句型有：Rewritetheunderlinedsentenceswith-ingformassubject.

EteneshDirohadalmostcompletedtwothirdsofthe3000

msteeplechase,whendisasterstruck.Shegottangledupwithsomeothercompetitors.Itmadeherfall.Herrightshoestartedtocomeoff.Shetriedtopulltheshoebackon,butitcostherprecioustime.Oneaftertheother,therunnersovertookher.Shethrewtheshoeaway.Thismeantshecouldgetupquicklyandfightforherpositionintherace.

Sherantherestoftheracewithjustoneshoeonandherrightfootbare.Itraisedabigcheerforher.Luckily,shewaslatergivenachancetocompeteinthefinal.Shelostashoe.Butitdidn’tkeepherfromtakingpart.Thisisthetruespiritofsport.P38

2wearletmissmakeuseCompletethepassagewiththecorrectformofthewordsinthebox.Ilikehowtechnologyischangingsports.1._____________thelatestequipment,suchassmartearphones,allowspeopletogetthebestoutoftheirtraining.2.______videotechnologytohelpjudgeoursportingcompetitionscan3._______

surethatnoonecheats.Bestofall,instantreplayfacilities4._________usseealltheactionalloveragain.5.________ourfavouritesportingmomentsisnowathingofthepast!Wearing/UsingUsinglet/makemakeMissingP39

3Agree?Disagree?YouropinionsThinkaboutwhetheryouagreewiththepointofviewandshareyouropinionwiththeclass.Usingthe-ingformassubjectwhereappropriate.P39

4GrammarFocusQ：动词的-ing形式在句中作主语有哪些形式?A：一般而言，有两种形式:(1)在句首直接作主语；(2)it在句首作形式主语，动词的-ing形式在句尾作真正的主语。Q：动词的-ing形式作主语时，句子的谓语动词要用单数吗?A：是的。动词的-ing形式作主语通常表示抽象、经常性以及习惯性动作，谓语动词要用单数。注:另附word文档。点击此处链接I.用括号内单词的适当形式填空。1.________(help)thosepoorchildreninthatmountainvillagetaughtmealot.2.Inmyopinion,_________(follow)thedogfromoneplacetoanotherisnoeasywork.3._______(win)thegoldmedalintheOlympicGamesmadeherfamousovernight.4._______(make)adecisioninsuchashorttimeisn’teasy.5._________(learn)aforeignlanguageisveryusefultoeveryone.6.Itisnogood________(learn)theorywithoutpractice.HelpingWinningfollowingMakingLearninglearning1.Itisagreatchallengetocompleteatemporaryhospitalwithintendays.__________________________________________________________________________2.Itwouldhardlybepossibletofindthechildwhogotlostfifteenyearsago.__________________________________________________________________________II.用动词的-ing形式作主语改写句子。Findingthechildwhogotlostfifteenyearsagowouldhardlybepossible.Completingatemporaryhospitalwithintendaysisagreatchallenge.3.Itisstronglyadvisedtowearamaskwhenyougoout.__________________________________________________________________________4.ItisveryimportantforsomeAfricancountriestogetridofhunger.__________________________________________________________________________5.Itisnecessarytogetwaterfromwettodryplaces.__________________________________________________________________________GettingridofhungerisveryimportantforsomeAfricancountries.Wearingamaskwhenyougo