【公开课课件】人教必修四 Unit 2 Learning about Language

Unit2WorkingthelandLearningaboutLanguageLearningaims1.Totalkaboutthev.-ingformasthesubjectandobject.2.Toknowtheusageofthev.-ingformasthesubjectandobjectcorrectlyandfreely.3.Tomasterhowtousethev.-ingformfreely.LOVE

ByJohnLennonLoveisreal;realislove.Loveis________;________love.Loveis________tobeloved.Loveistouch;touchislove.Loveis________;________love.Loveis________tobeloved.Loveisyou,youandme.Loveis________wecanbe.Loveisfree;freeislove.Loveis________;________love.Loveis________tobeloved.EnjoyasongfeelingfeelingwantingreachingreachingaskingknowingleavingleavingneedingLeading-in现在分词与动名词的基本形式你知道吗？那么简单，谁不知道。是由动词末尾加-ing构成，因此又叫动词的-ing形式，即v.-ing。v.-ing千万要注意v.-ing形式的规则！不能单独作谓语，没有人称和数的变化，可以有自己的宾语和状语。还有时态和语态的变化。类别及物动词不及物动词形式主动被动主动一般式doingbeingdonedoing完成式havingdonehavingbeendonehavingdonev.-ing的时态和语态areadingroom=aroomforreadingthedancinggirl=thegirlwhoisdancing动词的-ing形式包括现在分词和动名词，在句中可以作：主语、表语、宾语、补语、定语和状语。Having

sportsisgoodforourhealth.Combinethetwosentencesbyusing

“v-ing”.Thewomanishavinglessons.

SheismyEnglishteacher.ThewomanhavinglessonsismyEnglishteacher.Theuseofthe-ingformasSubjectandObjectPlayingwithfireisdangerous.表示一般或抽象的多次行为。Becareful!Toplaywithfirewillbedangerous.表示具体的或一次性的动作。todo

or

v.-ing?动词-ing作主语1.动词-ing形式作主语时，多表示经常性、习惯性的动作，谓语动词多用单数形式。2.形式主语it代替-ing形式作主语的常见结构：（1）Itis+awasteoftimedoing…做……是浪费时间的（2）Itis+no(good\use\fun)+doing…

做……没好处、没用、没意思（3）Itis+adj.+doingsth.Itis/feelsfunnydoingsth.做某事（感觉）很滑稽Itisuselessdoingsth.做某事无用

It'sworthwhiledoingsth.做某事是值得的（4）Therebe+no+doing（joking/knowing…）parking,spitting,littering,smoking-ingformsPlaying

computergamesisnogood.=It’snogoodplayingcomputergames._______________theletter,Johnwenttoplaybasketball.(write)Havingwritten—Whatisthehen’sfull-timejob?—Herfull-timejobislayingeggs.=Layingeggsisherfull-timejob.【高考链接】单句语法填空1.(2018·浙江高考)________(move)intoanewhomeinanewneighborhoodisanexcitingexperience.Moving2.(2018·北京高考)_________(know)thesecausesofangercanmakeusexamineourbehavior,andcorrectbadhabits.Knowingv.-ing作宾语

Weshouldpractise_________(speak)Englisheveryday.Hedevotedhislifeto_________(study)thewildanimals.Missingthebusmeans________(wait)foranothertwohours.speakingstudyingwaitingI’mgreat!1.只接v.-ing作宾语的常见动词avoid,miss,advise,finish,practise，enjoy,imagine,admit,deny,envy,escape,risk,excuse,stand,keep,mind等。【知识归纳】2.只接v.-ing作宾语的常见动词短语insiston,objectto,begoodat,leadto,putoff,giveup,feellike,lookforwardto,devoteto,beworth,getusedto,payattentionto等。3.动词或短语forget,goon,mean,regret,remember,stop,try,beusedto,can’thelp后跟动名词和跟不定式区别较大，需注意。

forget,regret,remember后跟动名词表示已经发生的动作；后跟不定式表示将要发生的动作。goondoing

继续做原来做的事goontodo

接着做另一件事

meandoing

意味着要做某事meantodo

想要做某事stopdoing

停止做某事stoptodo

停下来（做别的事）trydoing

尝试着做某事trytodo

努力做某事beusedtodoing

习惯于做某事

beusedtodo

被用来做某事can’thelpdoing

禁不住做某事can’thelp（to）do

不能帮助做某事4.need/want/require/deservedoingsth.=need/want/require/deservetobedonee.g.Myhairneedscutting.=Myhairneedstobecut.【即学即练】单句语法填空Ittooktheworkmenonlytwohourstofinish________（repair)mycar.repairing2.Haveyouforgotten_________(borrow)$1,000frommelastmonth?Willyoupleaseremember__________(bring)ittomorrow?3.Mybrotherkeeps_______(help)mewithmywork.4.Weshouldoftenpractise________(speak)Englishwitheachother.

borrowingtobringhelpingspeaking1.Ifyoucankeep________(read)Englishnewspapers,yourEnglishwillbeimproved.2.Hehaspromised__________(come)tomybirthdayparty.3.Ihate_________________(tell)lies!4.①Iwillneverforget__________(go)toBeijingwithhimlastsummer.②Iforgot________(tell)herthenews,sosheknewnothingaboutit.readingtocometelling/totellgoingtotellI.Completethesesentences.Classexercises5.Thoughitsoundsabittoodear,itisworth_________(buy).6.Wearebothlookingforwardto_______(go)onvacationnextweek.7.Thestorywassofunnythatwecouldn’thelp_________(laugh).8.Youmustpayattentionto________(read)theworksofLuXun.9.Y