Unit8Section.A4a4c课件人教版八年级英语下册

Unit8HaveyoureadTreasureIslandyetTranslatethefollowingconversations.—你读《小妇人》了吗？—是的，我读了。/不，还没有。—HaveyoureadLittleWomenyet—Yes,Ihave./No,Ihaven’t.—Tina读《金银岛》了吗？—是的，她读了。她认为这本书太棒了。—HasTinareadTreasureIslandyet—Yes,shehas.Shethinksit’sfantastic.—你决定写哪本书了吗？—是的，决定了。我已经看完了。书真的很好。—Haveyoudecidedwhichbooktowriteaboutyet—Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.Readthegrammarfocusandfindouttherules.HaveyoureadLittleWomenyet?Yes,Ihave./No,Ihaven’t.HasTinareadTreasureIslandyet?Yes,shehas.Shethinksit’sfantastic.Haveyoudecidedwhichbooktowriteaboutyet?Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.Findthepresentperfecttense.现在完成时构成：主语+have/has+

动词的过去分词。现在完成时的句型结构：Grammar：现在完成时句式结构肯定句否定句一般疑问句特殊疑问句主语

+have/has+过去分词

+其他.主语

+have/hasnot+过去分词

+其他.Have/Has+主语+过去分词+其他特殊疑问词+have/has+主语+过去分词+其他have/has可缩略为

-'ve/-'shavenot=haven't;hasnot=hasn't肯定答语:Yes,主格代词+have/has.否定答语:No,主格代词+haven’t/hasn’t.ExerciseTranslatethesentenceintoEnglish:我读过《金银岛》。Ihave(=I’ve)alreadyreadTreasureIsland.肯定句：否定句：一般疑问句：肯定回答：否定回答：特殊疑问句：Ihave

not(=Ihaven’t)readTreasureIslandyet.HaveyoureadTreasureIslandyetYes,Ihave.No,Ihaven’t.Whathaveyoualreadyread现在完成时用法1：现在完成时可表示过去发生或已经完成的动作对现在造成的影响或结果。pastpresent（now）futuree.g.IhavealreadyreadLittleWomen.现在完成时用法2：现在完成时可表示该动作从过去持续到现在，可能还会继续持续下去。e.g.Shehaslivedhereforfiveyears.pastpresent（now）future现在完成时标志词：现在完成时常与already（已经）,yet（还，仍然）,ever（曾经）,sofar（到目前为止）,

(ever)since

+时间点（自从），inthepast数字years（在过去的…年里），for+时间段（持续…），never（从未）,before（以前）,just（刚刚）等连用。—Haveyouhadyourbreakfastyet—Yes,Ihave.I'vejusthadit.—Haveyoueverheardthissong—No.I'veneverhearditbefore.Juliahascollectedover100valuablestampssofar.IhavebeenlearningEnglishsinceIwasfiveyearsold.IhavebeenlearningEnglishfor10years.GreatchangeshavetakenplaceinChinainthepasttwentyyears.Example【语境应用】按要求完成下列各题。1)Janehasmetalotoffamouspeople.

(改为一般疑问句)_______Jane_______alotoffamouspeople2)Hehasalreadyeatenallthefoodontheplate.

(改为否定句)He______________allthefoodontheplate_______.3)—HasPeterdrivenacarbefore

(作肯定回答)—_______,______________.4)—Mary,haveyougotajobyet

(作否定回答)—_______,______________.Hasmethasn'teatenyetYeshehasNoIhaven'tExerciseHeatelunchjustnow.过去吃的，现在饿不饿不知道。一般过去时：①侧重点在于陈述过去的动作或状态。②动作已结束并与现在没联系。Hehasalreadyeatenlunch.过去吃过了，现在还饱着，不用再吃了。现在完成时：①强调过去的动作或状态对现在的影响。②在过去某个时间开始并持续到现在的动作或者状态，有可能还会继续下去。一般过去时vs现在完成时yet常用于否定句或疑问句句末。用于表示某事尚未发生或某情形尚未出现，或用于询问某事是否已经发生。Hehasn'tfinishedthebookyet.Haveyouseenhimyet?already常用于肯定句中，用于强调某事已经开始出现；也可用于疑问句中，表示因某事的发生早于预料而感到吃惊。Theyhavealreadyknowneachother.Haveyoueatenallthatfoodalready?对比：alreadyvsyet含有already的肯定句变否定句或疑问句时,要将already变为yet,并置于句末。e.g.Therainhasalreadystopped.→Therainhasn’tstoppedyet.→Hastherainstoppedyet过去分词的规则构成一般在词尾直接加-ed以不发音的e结尾的，加–d以“辅音字母+y”结尾的，改y为i加-ed重读闭音节以一个辅音字母结尾的，双写这个辅音字母后加–edwork→workedslice→slicedstudy→studiedstop→stoppedshop→shoppedplan→planned1.规则变化（与动词过去式规则一样，此类称作规则动词）过去分词的不规则构成动词过去分词的不规则变化：________________________________cut→_______→_______cost→_______→_______hit→_______→_______put→_______→_______

read→_______→_______hurt

→________→________

cutcutcostcosthithitputputreadreadhurthurt与该动词的原形及过去式相同AAA型过去分词的不规则构成动词过去分词的不规则变化：_________________________________become→_______→_______come→_______→_______run→_______→_______

becamebecomecamecomeranrun与该动词的原形相同ABA型过去分词的不规则构成动词过去分词的不规则变化：_________________________meet→_______→_______keep→_______→_______sleep→_______→_______make→_______→_______bring→_______→_______

buy→_______→_______think

→________→________

teach→________→________metmetkeptkeptsleptsleptmademadebroughtbroughtboughtboughtthoughtthoughttaughttaught与该动词的过去式相同ABB型过去分词的不规则构成动词过去分词的不规则变化：_________________________________begin→_______→_______speak→_______→_______choose→_______→_______forget→_______→_______drive→_______→_______

write→_______→_______break

→_______→_______

eat→_______→________beganbegunspokespokenchosechosenforgotforgottendrovedrivenwrotewrittenbrokebrokenateeaten与该动词的原形与过去式都不同ABC型Fillintheblankswiththecorrectformsofthewords.1.I________(join)thebookclublastmonthandI__________(read)fivebooksalready.2.Ionly_________(start)takingFrenchclasseslastweekandI____________(learn)50Frenchwordsalready.joinedhavereadstartedhavelearntExercise3.Tony__________(buy)apopmusicCDyesterdaybuthe______________(listen)toityet.4.They_______________(listen)tomanysongsbyTheBeatles,buttheycannot______(sing)anyofthem.5.She_________(see)thenewspaperonthetablethismorning,butshe__________(have)anytimetoreadityet.boughthasn'tlistenedhavelistenedsingsawhasn'thad1.—Becky,we’releavinginseveralminutes.Areyouready—No,I_____myclothesyet.(2023四川凉山)A.havepacked B.haven’tpacked C.didn’tpack2.—_____you_____aboutNaxiAncientMusicyet—Yes,Ihave.ItisapartofNaxiculture.A.Has;heard B.Have;heard C.Did;hear D.Do;hear(2023云南)BB3.—WhowilltalkaboutthedevelopmentofAmericancountrymusicnextweek—IsuggestBrad.He_____inNashville,thehomeofcountrymusic,sincehewasachild.A.lives B.lived C.haslived D.willlive(2023湖北武汉)4.Thisbookmustbegreat.Mysister_____itfivetimes.A.reads B.hasread C.isreading D.wasreading(2023河北)CB5.—Sally,I_____thepicturealready.—Wow,trulybeautiful!A.finish B.havefinished C.wasfinishing(2023福建)6.—Whatdoyouthinkofthenovel,JourneytotheWest—It’ssoexcitingthatI_____itforthreetimes.A.read B.willread C.haveread D.wasreading(2023湖北孝感)BC7.—Oh,I’mreallylostinthiscity.—Yeah.Thecity_____alotsinceyouleft.A.haschangedB.changedC.changes(2023湖南郴州)8.TheWanderingEarthII_____withthepublicsinceitcameout.A.hasbeensuccessful B.issuccessfulC.wassuccessful D.willbesuccessful(2023新疆)AA11.—WhatdoyouthinkofEzhou,LiMing—It_____alotsincewestartedtobuildHuahuAirport.A.changed B.haschanged C.changes D.ischanging(2023湖北鄂州)12.—WouldyouliketoseethemovieChangjinLakethisevening—Oh,it’sagoodmovie.ButI_____italready.A.saw B.haveseen C.see D.willsee(2022湖北鄂州)BB1.A:WouldyoulikesomethingtodrinkB:No,thanks.______________________.(just/drinksometea)2.A:Iheardyoulostyourkey.___________________(find)B:No,notyet.I’vejustdrunksometeaHaveyoufoundityetUsethewordsinbracketstocompletetheconversations.3.A:DoyouknowwhenTomisleavingB:_______________________.(already/leave)A:When_________________(leave)B:Thismorning.4.A:IsyoursistergoingtothemovieswithustonightB:No.__________________________.(already/seethefilm)5.A:WhatdoyourparentsthinkaboutourplanB:I___________________________.(not/tellthem/yet)Tom/HehasalreadyleftdidheleaveShehasalreadyseenthefilmhavenot/haven’ttoldthemyetSally______(love)reading.Inthemorning,shereadsthenewspaperandintheeveningshereadsbooks.She______already______(read)morethan100differentbooks!Herfavoritekindofbooksissciencefiction.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld________(be)likein50years.loveshasreadwillbeFillintheblankswi