【課件】Unit+4+Discover+useful+structures+人教版（2019）選擇性必修第三冊

have/hasbeendoingthePresentPerfectContinuousTense現(xiàn)在完成進行時構(gòu)成：EnjoyasongWayBackintoLoveandpayattentiontothewordsinredandtellwhat’sthesamestructureinthem.DISCOVERIhavebeenlivingwithashadowoverheadIhavebeensleepingwithacloudabovemybedIhavebeenhidingallmyhopesanddreamsawayIhavebeensettingasidetimeIhavebeenwatchingbutthestarsrefusetoshineIhavebeensearchingbutIjustdon’tseethesignsIhavebeenlookingforsomeonetoshedsomelight現(xiàn)在完成進行時結(jié)構(gòu)S（主）+have/hasbeendoingPastOnehouragonowwaitingfuturehasbeenwaitingstartedDISCOVERIhavebeenwaitinghereoveranhour.now,sheiswaiting.PastinthepastnowplayingfuturehasbeenplayingstartedDISCOVERnow,Peppaisplaying.Peppahavebeenplayingwithaparrotforawhile.HestartedlearningEnglishin2013.HeisstilllearningEnglishnow.HehasbeenlearningEnglishfor10years/since2013.DISCOVERPast2013nowlearningfuturestartedstillgoonhasbeenlearningDISCOVERdoingregularly現(xiàn)在完成進行時的三個條件：1.動作從

開始2.動作必須是連續(xù)做的或者是定期做的3.動作到現(xiàn)在仍然在做

(動作可能停止也可能繼續(xù)）

Summary1過去PRACTICEUnderstandthefollowingsituationsandcompletethesentences.Payattentiontothetimeadverbials.I’mtiredout.I__________________(shop)withmywifeallafternoon.havebeenshoppingHeisstillwaitingnow.He________________________for20minutes.hasbeenwaitingforacarPractice2Mikebeganlookingforajobsixmonthsago.Heisstilllookingnow.Mike________________________forsixmonths.hasbeenlookingforajobHeisstilllearningChinesenow.He_________________________sinceDecember.hasbeenlearningChinesePractice3IhavebeenlearningEnglishsinceIwas8yearsoldandIstillloveit.我從八歲起就開始學(xué)英語了，現(xiàn)在仍然很愛它。Summarizethecommontimeadverbialfor+時間段/since+時間點allday/allnight/allthemorning/allthetime...thisweek/thismonth/thisyear...recently/lately最近Summary2

thesedays;

inthepast/lastfew+時間段;eversince等Whatisthetensemadeupof?presentperfectcontinuous：have/hasbeendoingpresentperfecthave/hasbeenbedoingpresentcontinuous

DISCOVER1.Thelittleboyhasbeenstrugglingtobeattentive,butcan’thelpfallingasleepinclass.小朋友一直努力在集中注意力，但還是情不自禁睡著了。小朋友現(xiàn)在正在課上睡覺。2.Thelittleboyissleepinginclassnow.小朋友在課上睡了二十分鐘，現(xiàn)在在辦公室3.Thelittleboyhassleptfortwentyminutesinclass,soheisintheofficenow.1.Thelittleboyhasbeenstrugglingtobeattentive,butcan’thelpfallingasleepinclass.2.Thelittleboyissleepinginclassnow.3.Thelittleboyhassleptfortwentyminutesinclass,soheisintheofficenow.comparethethreesentencesandtickthecorrectboxes

stateoftheaction（動作狀態(tài)）

focus（關(guān)注點）sleptnotsleepingsleepingresults/effect（結(jié)果/影響）process/duration（過程）sentence1sentence2sentence3√√√√√√√

相同點：1.動作都發(fā)生在過去2.都與一段時間連用SpottheDifferencehave/hasdone

VS.

have/hasbeendoingSpottheDifferencehave/hasdone

VS.

have/hasbeendoingTheyhavebeengoingoutforacoupleofmonths.Theyhaveknowneachotherforlonger.SpottheDifferencehave/hasdone

VS.

have/hasbeendoingHowlonghavethey(be)beentogether?She'sbeentalking(talk)aboutitforafewweeksSummary3have/hasdone強調(diào)動作已經(jīng)完成/結(jié)束,行為結(jié)果在現(xiàn)在能感受到;have/hasbeendoing強調(diào)動作仍在持續(xù)，有時候帶有感情色彩。Difference動作的延續(xù)性動作的完成Tom’sclothesarecoveredwithpaint.Hehasbeenpaintingtheroom.Theroomwaswhite.Nowitisgreen.Tomhaspaintedtheroom.ABABHefinishedpaintingtheroom.Heisstillpaintingtheroom.LiJiahasreadabook.Shelikesitverymuch.LiJiahasbeenreading

abook.

Shefinishedreadingthebook.Sheisstillreadingthebook.ABABMaryisbusy.Shehasbeencleaningtheroom.Theroomistidy.Maryhascleanedtheroom.ABABShefinishedcleaningtheroom.Sheisstillcleaningtheroom.Ihavebeendoingmyhomework.Ihavefinishedmyhomework.ABABHeisstilldoinghomework.BaochaiWanghasbeenlovingPingguiXuefor5years.YingzhangSonghaslovedRuzhuoShenfor5years.ABABShedon’tloveRuzhuoShenanymore.SheisstilllovingPingguiXue.Summary4have/hasdone強調(diào)動作已經(jīng)完成/結(jié)束,行為結(jié)果在現(xiàn)在能感受到;have/hasbeendoing強調(diào)動作仍在持續(xù)，有時候帶有感情色彩。Difference動作的過程和延續(xù)性，強調(diào)過程，不確定有沒有結(jié)果動作已經(jīng)完成，強調(diào)結(jié)果Completethepassagewiththecorrectformoftheverbs.Lastnight,I___(went/havebeen)toseeaconcertbytheChinese-bornCanadianartistLiuFang.ShewasborninChinaand____(studied/hasbeenstudying)musicinShanghai,butshe_____(lived/hasbeenliving)inCanadasince1996.She_____(played/hasbeenplaying)traditionalChinesemusicsinceshewasveryyoung.Lastnight,she____(performed/hasperformed)aseriesofclassicalChinesepiecesforthepipaandtheguzheng.I____(bought/havebought)aCDofhermusicaftertheconcertandI___(listened/havebeenlistening)toitalldaytoday!practice1.She________(lose)herkeys.Shecan’tfindthemanywhere.2.I________________(write)thebook,butIstill______________(finish)it.3.

She

(recite)thewordsalltheevening.4.We________________(look)forwardtooursummervacation.5.Jason'sonlyrecreationispainting.He______________(learn)howtopaintforoverfiveyears.

haslosthavebeenwritinghaven’tfinishedhasbeenrecitinghavebeenlookinghasbeenlearning單句填空MakeaguessTheyhavebeenlookingafteryousinceyouwereborn.Theyhavebeenprovidingyouwithwhateveryouwant.Theyhavebeenlovingyoudeeply.Doyouknowwhotheyare?parentsCompletethesentencesbelowusingthecorrecttensesoftheverbsinbrackets.Thenexplainyourreasonstoyourpartner.(P41E3)Forthewholemorning,theboardofdirectors_______________(discuss)theresolutiontoincreasewagesinthecomingyear.Jason’sonlyrecreationispainting.He______________(learn)howtopaintforoverfiveyears.Eventhoughwelostthegame,weshouldbeproudofourselvesbecausewe______(try)ourbestand_______(work)asateam.hasb