第第頁2025年八年級下冊Unit8單元基礎過關與練習構成現(xiàn)在完成時是由“助動詞have(has）+動詞的過去分詞”構成肯定句:主語+________/________+________+其他否定句:主語+________/________+________+其他一般疑問句：________/________+主語+________+…?肯定答語:_______,主格代詞+________/________.否定答語:_______,主格代詞+________/________.用法（1）表示動作發(fā)生在過去某個不確定的時間，但對現(xiàn)在產(chǎn)生了某種影響或造成了某種結果。句中常有just,already,yet等副詞修飾。(注意與一般過去時的區(qū)別)Haveyouhadlunchyet?你已經(jīng)吃過午飯了嗎？Yes,Ihave.I’vejusthadit.just剛剛肯定句，have/has后never從來沒有否定句，have/has后ever曾經(jīng)疑問句，have/has+主語+ever+過去分詞before以前用于句末yet仍然用于疑問句，否定句句末，或not之后already已經(jīng)肯定句，have/has后或句末sofar到目前為止句首或句末是的，我剛剛吃過。（2）表示從過去某一時刻開始一直持續(xù)到現(xiàn)在的動作或狀態(tài)。這個動作可能剛停止，也可能仍然在進行。常有for（+時間段）或since（+時間點）引導的表示時間的狀語。（注意與現(xiàn)在進行時態(tài)和過去進行時態(tài)的區(qū)別）Hehastaughtheresince1981.表示說話前發(fā)生過一次或多次的動作，現(xiàn)在成為一種經(jīng)歷，一般意為漢語“過”，常帶有twice,ever,never，threetimes等時間狀語。IhavebeentoBeijingtwice.我去過北京兩次。3.現(xiàn)在完成時VS.一般過去時1).現(xiàn)在完成時表示__________發(fā)生的某一動作對__________造成的影響或結果，強調(diào)的是________________的情況，因此_______________(能/不能)和表示過去的時間狀語連用。Ihavealreadydonemyhomework.（不能用lastnight等）I’vebeentoParisbefore.（不能用lastyear等）2).一般過去時只表示____________的動作和狀態(tài)，與__________無關?？梢院捅硎綺___________的時間狀語連用。Ididmyhomeworklastnight.WhendidyougotoParis?（when一定不要和現(xiàn)在完成時連用）現(xiàn)在完成時一般過去時用法表示過去發(fā)生的動作對現(xiàn)在造成的影響，側重于現(xiàn)在的情況。表示過去某個時候發(fā)生的動作或存在的狀態(tài)，與現(xiàn)在無關。時間狀語常和already,yet,just,ever,never,before,since,for等連用。常和yesterday,lastweek,justnow,in2012,twodaysago等具體的表示過去的時間狀語連用。謂語動詞與一段時間連用時，謂語動詞要用延續(xù)性動詞而不用非延續(xù)性動詞。謂語動詞沒有延續(xù)性或非延續(xù)性動詞的限制?；A練習題一、寫出下列動詞的過去式，過去分詞work____________________like_____________________try______________________plan______________________stop_______________________see_____________________cook_____________________eat________________________live_______________________study_______________________take_______________________be_______________________begin______________________have_______________________find______________________go___________________________come_____________________make_____________________play________________________shop________________________二、用括號內(nèi)所給單詞的適當形式填空。1.Thestudents____________________(clean)theclassroomnow.2.Light_______________________(travel)muchfasterthansound.3.--_____________youever____________(dream)totraveltotheUK?–Yes,Ihave.4.Sorry,I______________________(neverhear)ofthisthingbefore.5.I_______________________(see)awonderfulfilmlastnight..6.Thestudents________________(have)amedicalexaminationnextmonth.7.Yesterdayeveningwe_______________________(play)footballafterschool.8.–Whynot________________________(watch)thefilmonvideo?–I___________________________(watch)it.9.Mysister___________________(read)thisbookalready.10.Thenewspaperishere.It__________________(come)justnow.I__________________(notread)ityet.11._________youever___________(be)toChengdu?12.—Yournewpenissonice!When___________you__________________(buy)it?—InApril.I__________________(have)itfortwomonths.13.Mr.Smith________________(go)toDeyangforatrip.He_______________(get)therelastnight.9.LinHai_________________(move)toanewcitylastyearbecausehefatherfoundajobthere.14.–When_______________theoldwoman______________(die)?–Threeyearsago.She__________________(die)for3years.三、選擇括號里正確的單詞或用所給單詞的適當形式填空1.Ihave__________(ever/never)seenBobandIhavenoideaabouthim.2.Jimhas___________(already/yet)finishedhishomework.3.—Haveyou_________(yet/ever)seenthemovie?—No,Ihave__________(ever/never)seenit.4.Shehas___________(never/already)comehere.Look.Sheisunderthebigtree.5.—Hasthebusleft__________(already/yet)?—Yes,ithas____________(already/ever)left.6.Ihavenot_________(success)yet.7.Theseteachersarehard-working,they__________(work)hard.8.Theyspendtheweekdays_______(study)withChinesestudents.9.Youneedtokeep__________________(try)untilyouhavemuchsuccess.10.MaybeIshouldreadthe________________________(introduce)first.四、語法填空Haveyouever1.(read)thebookABriefHistoryofTime?ItwaswrittenbyStephenHawking.

StephenHawkingwasborn2.January8th,1942,exactly300yearsafterthedeathofGalileo,inOxford,England.Attheageofeleven,Stephen3.___________________wenttoOxfordUniversity,hisfather'soldcollege.Afterthreeyears,he4.__________________wonafirstclasshonorsdegreeinnaturalscience.

InOctober1962,StephenarrivedattheUniversityofCambridge5.(do)research.He6.(real)enjoyedhistimethere.Unluckily,Stephenhadabad7.(ill)shortlyafterhis4stbirthdayin93andwasgiventwoyearstolive.Yethewentonworkinghardtobecome8.excellentscientist.Stephendidn'tliveby9.(he).HefellinlovewithJaneWildeandtheygot10.(marry)in1965,thentheyhadthree11.(child).

StephenlikedChinaverymuch.HehadvisitedChinaseveraltimes.OnNovember7th,1997,Hawking12.(reply)toWangJunkaionhisWeibo.HesaidhewaspleasedtoanswertheexcellentquestionfromWangJunkai.

Heoncesaid,“Mygoalissimple.Itiscompleteunderstandingoftheuniverse(宇宙).”StephenHawkingisregardedasoneofthemostfamous______________________(scientist)sinceEinstein.Hawking11.________________(die)onMarch14th,2018.閱讀理解OnSaturdaymorning,everyboyintownwashappy,exceptTomSawyer.Tom’sauntsaidhehadtopaintthefence(圍欄).Itwasthirtyyards(碼)longandthreeyardshigh!Whenhewasworking,someboyscamealongandmadefunofhim.Benwasthefirstonewhocamehappilywithanappleinhishand.“I’mgoingswimming,”saidBen.“Doyouwanttocome?Oh,youhavetowork,don’tyou?”Tomgotalittleangry,butsoonhehadawonderfulidea.“Work?”hesaid.“Idon’tthinkthisiswork.It’sfun.Doesaboygetachancelikethiseveryday?”Benthoughtaboutthis.HewaswatchingTom’severymoveandwasgettingmoreandmoreinterested.Afterawhile,hesaid,“Tom,willyouletmedosomepainting?”“Noway.Yousee.AuntPollywantsittobedoneproperly.I’mtheonlyonethatcandoitright.”“Oh,please,Tom,”begged(懇求)Ben.”I’llbereallycareful.Letmetry!I’llgiveyoumyappleinreturn.”“Well,allright,Ben,”saidTom.“Butyoumustbecareful.”HegaveBenhisbrushwithworryonhisfacebutjoyinhisheart.HestartedtoeatBen’sapple.Allday,boyspassedbyandwantedtopaint.WhenBengottired,Billybegantopaint.HegaveTomhisfavoritekite.ThenJohnnygavehimtwelvemarbles(玻璃球),andsoon.Thatafternoon,Tomgotmanytoys,andthefencegotthreecoatsofpaint.AuntPollywassopleasedwhenshesawthepaintedfencethatshegaveTomalargecake!（）1.Atfirst,TomSawyerwasunhappybecause________.A.hehadnotimetoplay B.hehadnoapplestoeatC.hehadnotoystoplaywith D.hehadnofriendstotalkwith（）2.WhenTomSawyerwasworking,Bencamealongto________.givehimahand B.askhimtoswim C.makefunofhim D.givehimanapple（）3.Theunderlinedphrase“inreturn”means“________”inChinese.A.歸還 B.返回 C.回報 D.報酬（）4.WhichofthefollowingisTRUE?A.Tomthoughtpaintingthefencewasveryfun.B.Tomgotmanytoysandalargecakeintheend.C.Tomwastheonlyboywhocouldworkcarefully.D.AuntPollywasangrywhenshesawthepaintedfence.（）5.Fromthepassage,weknowTomSawyerwasvery________.polite B.clever C.brave D.lazy單元練習題一、單詞拼寫1．MeiLanfangwasthefirstpersontoiBeijingOperatothewholeworld.2．Thebookhastwentypwithpicturesinit.3．TaiwanisthelargestiinChina.4．Thepensonthedeskbtome.5．Thefourmenwerestandinginalontheothersideofthetable.6．Thefamoussinger’ssongissopopular.Hehasalreadysold100millionr.7．JayChou,JolinTsaiandAMeiareallpsingers.8．Whichkindofmusicdoyoulike,countrymusic,classicalmusicorrmusic?9．AfterlivinginJapanfor20years,Miokodecidedtolivea,likeinFrance.10．LeiFengwilllivefinourhearts.11．CanadiansmainlyspeakEnglishandF.12．WeChat(微信)isverypopularinmlife.Wecanuseittochatwithfriendsorsharepicturesonline.13．Hup!Orwe’llmissthetrain.14．SouthChinatigersusuallyliveinthespartofChina.15．Theroadtosisveryhard.Weshouldtryourbest.16．Wehavelearned50(France)wordsalready.17．Guangdongliesinthe(south)partofChina.It’swarmallyearround.18．EveryonehereknowsDr.Li,sothereisnoneedtomakean.(introduce)19．ZongziistraditionalChinesefoodanditis(deep)lovedbymanypeople.20．Future(belong)toyou.Youaretobethepersonwithideals,abilitiesandastrongsenseofresponsibility.21．5Gtechnology(enter)everyone’slife.Itwillbewidelyusedsoon.22．Alotofping-pong(fan)thinkofMaLongastheirfavoriteplayer.23．Shemadesome(mark)besidetheimportantwordswhilereading.24．—Whyareyousoworried?—BecauseI’ve(lose)thematch.25．WhenIpassedyoursister’sroom,Isawher(play)thepianocarefully.26．Unlessyoupracticemore,youwon’t(success)inwinningthegame.27．InSuzhou，youcanfeelthe(beautiful)ofChinesegardens.28．Ijust(clean)myroom.It’scleanandtidynow.29．—MayIgotoplaytenniswithyou,Dad?—Itdepends.you(finish)yourhomeworkyet?30．—Haveyouever(study)withagroup?—Yes,Ihave.31．—WhereisJim?—He(go)tothedininghallandhewillbebackinhalfanhour.32．—Whenyou（visit）theSummerPalace?—Lastsummer.33．Mygrandmother（live）inthiscitysinceshe（be）born.34．We（notfinish）doingourhomeworkyet.35．Theyhavealready(decide)togotoBeidaiheonvacation.36．Peterturnedoffthecomputerafterhefinished(write)ane-mail.37．—Haveyouheardofthisnewfilm?—Yes,Ican’twait（see）it.38．Thehallwasfilledwiththe(laugh)ofchildren.39．Mygrandparentsliveinthecountry.Theylikeenjoyingthenatural(beautiful).40．Alotofbasketball(fan)thinkofYaoMingastheirfavoriteplayer.二、完形填空J.K.RowlingisthewriterofHarryPotter,whichisnowoneofthebest-sellersintheworld.ShewasborninBritain41July31st,1965.Shehasonesisterwhoistwoyearsyounger42her.Bothofthegirlsliked43totheirfather’sbedtimestories.Theyespeciallylovedstoriesaboutmagic.Rowlingwroteherfirststory44theageofsix.Onalongtraintripin1990,anideacametoher.Shewantedtowriteaboutaboywhohadmagicbuthedidn’tknowit.In1992,Rowlingbegan45thefirstHarryPotterbookforyoung46.ItappearedinJune,1997.Thebookwasagreatsuccess.AndthefilmcameoutinNovember,2001.NowtheHarryPotterseries(系列)is47withpeopleofallagesandaboutsixty48booksweresoldin200countriesandareas.Inthisseries,Harryisanordinaryboy—polite,friendly,braveandclever.SowhenchildrenreadaboutHarry,theycanimaginebeinglikehim.That’s49theHarryPotterserieshasbeensopopular.J.K.Rowlingisvery50withthesuccess.Nowshe’sreallyenjoyinglife.Shesaidshewouldgoonwritingchildren’sbooks.41．A．in B．onC．a(chǎn)t D．from42．A．a(chǎn)s B．likeC．a(chǎn)bout D．than43．A．talking B．belongingC．listeningD．speaking44．A．in B．a(chǎn)t C．for D．to45．A．write B．wrote C．towriteD．written46．A．writers B．drivers C．singersD．readers47．A．best B．popular C．gladD．busy48．A．million B．millions C．millionofD．millionsof49．A．when B．where C．whyD．what50．A．sad B．worried C．unhappyD．happy三、閱讀理解Amazonjustmadealistofthe10best-sellingbooks.It’snottoolatetoreadorrereadthebest-sellers.Herearethefirstthree.TheInventionofWingsbySueMonkKiddThestoryhappenedintheearly1800s.IttoldtherelationshipbetweenHandful,aslave(奴隸),andSarah,herowner,astheygrewuptogetherfromchildhood.Theirgoodfriendship,inthefaceofthatspecialsociety,becameabeautifulanddifficultthingtowatchasitchangedovertime.GrayMountainbyJohnGrishamSamanthaKoferlostherjobasalawyer.Shethentookajobatalegalaidfirm.Forthefirsttimehernewjobputherfrontandcenterinthecourtroom,anditalsoputherinterribledanger.AlltheLightWeCannotSeebyAnthonyDoerrInthestory,Marie-Laure,ablindFrenchgirllivedwithherfatherduringWorldWarⅡ,andWerner,aGermanyoungmanwhoworkedonbuildingandfixingradios.Thisstoryquestionedhowthewarmadeadifferencetotheirlives.51．WhowroteTheInventionofWings?A．SueMonkKidd. B．Handful.C．JohnGrisham. D．AnthonyDoerr.52．TheInventionofWingstellsastorythathappened________.A．over200yearsagoB．1,800yearsagoC．lastcenturyD．thiscentury53．WhatjobdidSamanthaKoferusetodo?A．Awriter. B．Alawyer.C．Ateacher. D．Adoctor.54．WhatcanweknowaboutWernerinAlltheLightWeCannotSee?A．Hewasaskillfulworker.B．Hewasakinddoctor.C．Hewasabravefighter.D．Hewasapoorslave.55．Weknowthatthe________madeadifferencetoMarie-Laure’slife.A．war B．loveC．friendship D．jobPeoplefromEuropeandAmericabroughtAfricanstoAmericaasslaves(奴隸)beforeandduringthe19thcentury.56AftertheAmericanCivilWar,theAfrican-—AmericanpeopleintheU.S.A．werenotslaves.Theirmusicbecamefamous.Itstartedinthesouth,thenittraveledtothenorth.Musicbecamebluesandthenjazz.57Apersonsangtheblueswhenheorshefeltsad.Usually,heorshelostsomething—apersonormaybemoneyorajob.Bluesexpresssadfeelings,sometimesinafunnyway.Peopleplayedbluesfirstwithonlyoneortwoinstruments,forexample,aguitar,aharmonica(口琴)orapiano.58SomefamousbluesmusiciansareBessieSmith,JohnLeeHookerandB．B．King.Jazzcamesoonafterblues.Composersusedmoremusicalinstruments.59SomefamousjazzmusiciansareDukeEllington,LouisArmstrong,MilesDavisandWyntonMarsalis.Musicianschangethemusictoshowtheiremotions(情感)whentheyplaybluesandjazz.60Todaypeopleallovertheworldstillliketolistentobluesandjazzbecauseallpeoplehavestrongfeelingssometimes.閱讀短文，從所給的七個選項中選出能填入文中空缺處的最佳選項。A．TheseAfricansbroughttheirmusicwiththem.B．EuropeansandAmericansbroughtmusictogetherwiththem.C．Sometimestheysangwithoutanyinstruments.D．Theyplaythemusicdifferentlyeachtime.E．Thetwokindsofmusicattracted(吸引)peoplesomuch.F．Jazzcanbehappierandisoftenfaster.G．Bluesandjazzbecameverypopularinthe20thcentury.四、短文填空Takealookinthemirror.61youeverseenanotherpersonthatlooksexactlylikeyou?Ofcourse,youmayhaveseenpeoplewholooksimilar62you,butyoumayhaveneverseenapersonthatlooks“thesame”asyou.Thisiswhatmakespeoplespecial.63,technologymaychangeallofthis.Haveyou64(hear)ofcloning(克隆)?Imaginethatthepersonnexttoyoulooks,65(talk),andevenactsexactlylikeyou.Heorshe