課時(shí)訓(xùn)練(四)Units58(七下)(限時(shí):30分鐘).單項(xiàng)選擇1.2019·原創(chuàng)IthinktheHUAWEIP20worksasastheiPhone8.Ilikeitverymuch. A.goodB.wellC.badD.badly2.2017·黃岡Ourclassroomissoclean.Who'scleanedit,LiFei?Sorry,Idon'tknow.Ithinkdiditbeforeclass. A.somebodyB.nobodyC.everyoneD.anyone3.2018·黃岡DidQingdaoshowtotheworldduringtheSCOSummit(上海合作組織峰會)? Sure!Herbeauty,hightechnologyandrapiddevelopment.A.somethingspecialB.anythingspecialC.specialsomethingD.specialanything4.2018·淮安Thegirlhastohergrandmabecauseherparentsareworkinginanothercity.  A.lookatB.lookintoC.lookthroughD.lookafter5.2018·德陽Chinahaspopulationintheworld.  A.bigB.thebiggerC.thebiggestD.biggest6.2018·上海MrZhouisgoodatcookingandhehasdecidedhisownrestaurant. A.openB.openedC.toopenD.opening7.2018·連云港Howamazingthisrobotis!Wow,ithasvideocamerasinitseyes,soit“see”andinteractwithpeople.  A.mayB.canC.mustD.should8.What'syourproblem?IhavetroublethesewordsinEnglish. A.sayB.sayingC.tospeakD.speaking9.2018·河北Thebreadisreallydelicious.Thankyou.Iitmyself. A.makeB.madeC.willmakeD.ammaking10.2018·宿遷fineweatheritis!Shallwegohikinginthehills? Whynot?A.WhatB.WhataC.HowD.Howa.2018·揚(yáng)州二模完形填空Atthepicnic,TomandBeckyvisitedthecaveswiththeotherchildren.However,theyhadlefttheirfriendsbehindbeforetheynoticedthat.Theytooktheir11andwalkeddownasmalltunnel.Theymadesome12onthewall,whichwouldhelpthemfindtheirwayback.Alargenumberofbatswerehangingontheroof.Thebatsdidnotlikethecandlelightand13thechildren.TomandBeckywereso14thattheykeptrunninguntiltheyescapedfromthebats. “ItisalongtimesinceI15theothers.Let'sgoback,Tom,”saidBecky. Theytriedtofindawaybackwithoutgoingthroughthecavewithbats.16,theyfailed.Bothchildrenbegantoshout17,butnobodyanswered. Beckybegantocry,“Tom,we'relost.We'll18getoutofthisawfulplace!”Tomtriedto19herandgavehersomecakeshehadtakenfromthe20.Theywentonshoutingforhelp,withoutanyreplyreachingthem.  Suddenly,theyheardsomebodyshoutingfaraway.Theyshoutedbackandtriedtogetcloser,buttherewasabigholeaheadofthemandtheycouldnotgo21it.Theshoutingwentfurtherawayuntilitwasgone.  Tomdidn't22hope.Hetriedanothertunnel.Withallhis23,hegotBeckyandhimselfoutatlast24hewasveryhungry,tiredandfrightened. Theyhadbeeninthecaveforthreedays.TomsawaboatontheriverandaskedthepeopleinittotakethemtoSt.Petersburg.Thepeopleinthetownwereveryhappytoseethe25children.Bothofthemwereveryweakandhadtostayinbedforafewdaystogetstrongagain. Whatafantasticexperienceforthetwo!Lifewillneversaynotothosewithgreatcourage!11.A.foodB.drinksC.candlesD.flashlights12.A.picturesB.notesC.marksD.colours13.A.attackedB.admiredC.attractedD.avoided14.A.pleasedB.frightenedC.nervousD.satisfied15.A.caughtB.foundC.heardD.followed16.A.UnpleasantlyB.UnluckilyC.UnexpectedlyD.Uncertainly17.A.insurpriseB.withexcitementC.inconfidenceD.withfear18.A.surelyB.neverC.seldomD.proudly19.A.stopB.refuseC.pleaseD.calm20.A.caveB.tunnelC.picnicD.boat21.A.pastB.downC.upD.through22.A.giveinB.giveupC.giveoutD.giveaway23.A.effortB.effectC.influenceD.information24.A.ifB.althoughC.unlessD.because25.A.excitedB.strictC.seriousD.lost.2018·連云港閱讀理解Batsaretheonlymammalsthatcanflyagreatdistance,buttheyhaveanotherability.Manybatslivealongertimethanotheranimalsoftheirsize.Europeanresearchersarestudyingbatstounderstandwhytheylivesolong.Theyhopetomakediscoveriestofighttheagingprocess(過程)inhumanbeings.Lastweek,thegroupofscientistssaidtheyhadfoundimportantbiologicalqualitiesinsomebatspecies.Thegroupstudiedbatchromosomes(染色體),alineofgenesfoundinthenucleus(核)ofcells.Thescientistsweremostinterestedinpartsconnectedtotheendsofthechromosomes.Theyarecalledtelomeres(端粒).Telomeresprotecttheendsofchromosomes,whichshorteneachtimeacelldivides.Scientistsbelievethisshorteningprocesscausescellstobreakdown. AreportonbatswaspublishedthismonthinthejournalScienceAdvances.AmongtheleadersofthestudywasEmmaTeeling,abiologistwithUniversityCollegeDublininIreland.Teelingsaidstudyinglong-livingmammalsthathavedevelopedwaystofightagingisanotherwaytoprovethemolecular(分子)basisofextendedhealthlength.Sheaddedthatstudyingbatsmadescientistsabletolearnmoreabouttheprocessesthatdrivehealthyaging.TheEuropeanresearchersstudied493batsfromfourbatspecies.Thegroupusedinformationthathadbeengatheredovermorethan60years.Oftheseanimals,thegreatermouse-earedbatgenerallylivedthelongest,anaverageof37years.Thescientistssaidthisandarelatedspecies,whicharegroupedtogetherunderthenameMyotis,hadtelomeresthatdidnotshortenwithage.AnotherMyotisbatholdstherecordforoldestage,reaching41years.Thescientists'findingssuggestthatthesebats'cellshavetheabilitytokeepandrepairtheirtelomeres.This,theysaid,helpsguardagainsttheagingprocess.Basedonitsbodysize,abatlikethegreatermouse-earedbatwouldbeexpectedtolivefouryears.But,thesemammalshavebeenfoundtolivenearly10timeslongerthanthat.Thescientistsfoundthateighteenofthesearebats.TheonlyexceptionisanunusualAfricanrodent,thenakedmolerat.26.WhichsentencecanbeputattheendofParagraph3?A.Thismakesscientistsabletostudybats.B.That'swhybatscanflyagreatdistance.C.Theysaythisiswhatcausesaging.D.Theydiscoverthecellsconnectedtohumans.27.Whydosomespeciesofbatsliveaverylongtime?A.Becausetheyhavealineoflong-livinggenesoutofthecells.B.Becausetheircellshavetheabilitytokeepandrepairtheirtelomeres.C.Becausetheyhaveanotherabilitytolivelongerwithoutanyfoodorwater.D.Becausetelomeresprotecttheendsofchromosomestostopcellsdividing.28.Theunderlinedword“that”refersto. A.fouryearsB.bodysizeC.theagingprocessD.theabilitytorepair29.What'sthebesttitleofthepassage?A.DifferencesBetweenLong-LivingAnimalsB.AScienceReportonChromosomesC.DoBatsHoldtheSecrettoLongLife?D.AreHumansandBatsSimilarinProtectingThemselves?.從方框中選擇恰當(dāng)?shù)脑~或短語并用其正確的形式填空(每個(gè)詞或短語只能用一次)ascarefulas;hearfrom;doone'sbest;beafraidof;sudden;growup30.Don'tdogs.Theyareveryfriendly.  31.Ihaven'tmysonforalongtime.Imisshimverymuch.  32.,Iheardababycryinginthenextroom.  33.Ifyoudon't,youwillfallbehindothers.  34.Marywantstobeateacherwhenshe. 35.LindadoesherhomeworkJim. .根據(jù)所給漢語和句子意思,用英語補(bǔ)全句子36.Inorderto(撲滅)thebigfire,hehadtorushintothehouse. 37.(多么漂亮)caritis!Whendidyoubuyit? 38.2018·連云港二模Afterthelonghiking,everyoneis(太虛弱不能走更遠(yuǎn)). 39.Lilysits(在旁邊)Fangfang. 40.Ilookedforwardto(收到的來信)allofyou. 參考答案.1.B2.A3.Bsomething用于肯定句或表示請求的疑問句中,anything用于疑問句或否定句中。形容詞修飾不定代詞要位于不定代詞之后。故選B。4.Dlookat意為“看”;lookinto意為“調(diào)查”;lookthrough意為“瀏覽”;lookafter意為“照顧,照料”。根據(jù)后半句“因?yàn)樗母改冈诹硪粋€(gè)城市工作”可知,這個(gè)女孩不得不“照顧”她奶奶。故選D。5.C6.Cdecidetodosth意為“決定做某事”。故選C。7.Bmay意為“可以”,表示肯定許可;can意為“能;能夠”,表示能力;must意為“一定;必須”;should意為“應(yīng)該”。因?yàn)椤把劬镉袛z像頭”,所以具備“看”的能力。故選B。8.B9.B根據(jù)語境可知,“做面包”的動作發(fā)生在過去,應(yīng)用一般過去時(shí)。故選B。10.A.1115CCABC1620BDBDC2125ABABD.主旨大意 本文是一篇科普說明文。文章講述了歐洲科學(xué)家研究了作為哺乳動物,蝙蝠壽命長的原因。同時(shí)還列舉了幾種不同蝙蝠壽命長的原因。26.C信息還原題。根據(jù)第三段中的“Scientistsbelievethisshorteningprocesscausescellstobreakdown.”可知,這個(gè)縮短的流程會引起細(xì)胞破損,會對壽命造成影響,故選C。27.B細(xì)節(jié)理解題。根據(jù)倒數(shù)第二段中的“Thescientists􀆳findingssuggestthatthesebats􀆳cellshavetheabilitytokeepandrepairtheirtelomeres.”可知,這些蝙蝠長壽的原因是它們的細(xì)胞能保持和修復(fù)它們的端粒,故選B。28.A細(xì)節(jié)理解題。根據(jù)倒數(shù)第二段中的“Basedonitsbodysize,abatlikethegreatermouse-earedbatwouldbeexpectedtolivefouryears.”可知,此處that指代fouryears,故選A。29.C主旨大意題。本文主要講述的是科學(xué)家研究蝙蝠長壽的原因,故選C。.30.beafraidof31.heardfrom32.Suddenly33.doyourbest34.growsup35.ascarefullyas.36.putout37.Whatabeautiful38.tooweaktogo/walkanyfurther39.nextto40.hearingfrom6