1、1课时训练(四) Units58(七下)(限时:30 分钟).单项选择1.2019原创IthinktheHUAWEIP20worksas astheiPhone8.Ilikeitverymuch. A.good B.well C.bad D.badly2.2017黄冈Ourclassroomissoclean .Whoscleaned it,LiFei?Sorry,Idontknow.Ithink diditbeforeclass. A.somebody B.nobodyC.everyone D.anyone3.2018黄冈DidQingdaoshow to theworldduringthe
2、SCOSummit(上海合作组织峰会)? Sure!Herbeauty,hightechnologyandrapiddevelopment.A.somethingspecial B.anythingspecialC.specialsomething D.specialanythi ng4.2018淮安Thegirlhasto hergrandmabecauseherparentsarewor kinginanothercity. A.lookat B.lookintoC.lookthrough D.lookafter5.2018德阳Chinahas populationintheworld.
3、A.big B. thebiggerC.thebiggest D.biggest6.2018上海MrZhouisgoodatcookingandhehasdecided hisownrestaurant. A.open B.opened C.toopen D.opening7.2018连云港Howamazingthisrobotis!Wow,ithasvideocamerasinitseyes,soit “see”andinteractwithpeople. A.may B.can C.must D.should8.Whatsyourproblem?Ihavetrouble theseword
4、sinEnglish. A.s ay B.saying C.tospeak D.speaking9.20 18河北Thebreadisreallydelicious.Thankyou.I itmysel f. 2A.make B.madeC.willmake D.ammaking10.2018宿迁 fineweatheritis!Shallwegohikinginthehills? Whynot?A.What B.Whata C.How D.Howa.2018扬州二模完形填空Atthepicnic,TomandBeckyvisitedthecaveswiththeotherchildren.H
5、owever,theyhadlefttheirfriendsbehindbeforetheynoticedthat.Theytooktheir 11 andwalkeddownasmalltunnel.Theymadesome 12 onthewall,whichwouldhelpthemfindtheirwayback.Alargenumberofbatswerehangingontheroof.Thebatsdidnotlikethec andlelightand 13 thechildren.Tom andBeckywereso 14 thattheykeptrunninguntilth
6、eyescapedfromthebats. “ItisalongtimesinceI 15 theothers.Letsgoback,Tom,”saidBecky. Theytriedtofindawaybackwithoutgoingthroughthecavewithbats. 16 ,theyfailed.Bothchildrenbegantoshout 17 ,butnobodyanswered. Beckybegantocry,“Tom,werelost.Well 18 getoutofthisawfulplace!”Tomtriedto 19 herandgavehersomeca
7、keshehadtakenfromthe 20 .Theywentonshoutingforhelp,withoutanyreplyreachingthem. Suddenly,theyheardsomebodyshoutingfaraway.Theyshoutedbackandtried togetcloser,buttherewasabigholeaheadofthemandtheycouldnotgo 21 it.Theshoutingwentfurtherawayuntilitwasgone. Tomdidnt 22 hope.Hetriedanothertunnel.Withallh
8、is 23 ,hegotBeckyandhimselfoutatlast 24 hewasveryhungry,tiredandfrightened. Theyhadbeeninthecaveforthreedays.TomsawaboatontheriverandaskedthepeopleinittotakethemtoSt.Petersburg.Thepeopleinthetownwereveryhappytoseethe 25 children.Bothofthemwereveryweakandhadtostayinbedforafewdaystogetstrongagain. Wha
9、tafantasticexperienceforthetwo!Lifewillneversaynotothosewithgreatcourage!11.A.food B.drinks C.candles D.flashlights12.A.pictures B.notes C.marks D.colours13.A.attacked B.admired C.attracted D.avoided14.A.pleased B.frightenedC.nervous D.satisfied15.A.caught B.found C.heard D.followed316.A.Unpleasantl
10、yB.UnluckilyC.Unexpectedly D.Uncertainly17.A.i nsurpriseB.withexcitementC.inconfidence D.withfear18.A.surely B.never C.seldom D.proudly19.A.stop B.refuse C.please D.calm20.A.cave B.tunnel C.picnic D.boat21.A.past B.down C.up D.through22.A.givein B.giveup C.giveou t D.giveaway23.A.effort B.effect C.i
11、nfluence D.information24.A.if B.although C.unless D.because25.A.excited B.strict C.serious D.lost.2018连云港阅读理解Batsaretheonlymammalsthatcanflyagreatdistance,buttheyhaveanotherability.Manybatslivealongertimethanotheranimalsoftheirsize.Europeanresearchersarestudyingbatstounderstandwhy theylivesolong.The
12、yhopetomakediscoveriestofighttheagingprocess(过程)inhumanbeings.Lastweek,thegroupofscientistssaidtheyhadfoundimportantbiologicalqualitiesinsomebatspecies.Thegroupstudiedbatchromosomes(染色体),alineofgenesfoundinthenucleus(核)ofcells.Thescientistsweremostinterestedinpartsconnectedtotheendsofthechromosomes.
13、Theyarecalledtelomeres(端粒).Telomeresprotecttheendsofchromosomes,whichshorteneachtimeacelldivides.Scientistsbelievethisshorteningprocesscausescellstobreakdown. AreportonbatswaspublishedthismonthinthejournalScienceAdvances.Amongtheleadersofthestudywas EmmaTeeling,abiologistwithUniversityCollegeDublini
14、nIreland.Teelingsaidstudyinglong-livingmammalsthathavedevelopedwaystofightagingisanotherwaytoprovethemolecular(分子)basisofextendedhealthlength.Sheaddedthatstudyingbatsmadescientistsabletolearnmor eabouttheprocessesthatdrivehealthyaging.TheEuropeanresearchersstudied493batsfromfourbatspecies.Thegroupus
15、edinformationthathadbeengatheredovermorethan60years.Oftheseanimals,thegreatermouse-earedbatgenerallylivedthelongest,anaverageof37years.Thescientistssaidthisandarelatedspecies,whicharegroupedtogetherunderthenameMyotis,hadtelomeresthat4didnotshortenwithage.AnotherMyotisbatholdstherecordforoldestage,re
16、aching41years.Thescientistsfindingssuggestthatthesebatscellshavetheabilitytokeepandrepairtheirtelomeres.This,theysaid,helpsguardagainsttheagingprocess.Basedonitsbodysize,abatlikethegreatermouse-earedbatwouldbeexpectedtolivefouryears.But,thesemammalshavebeenfoundtolivenearly10timeslongerthan that.The
17、scientistsfoundthateighteenofthesearebats.TheonlyexceptionisanunusualAfricanrodent,thenakedmolerat.26.Whichsentencecanbeputattheend ofParagraph3?A.Thismakesscientistsabletostudybats.B.Thatswhybatscanflyagreatdistance.C.Theysaythisiswhatcausesaging.D.Theydiscoverthecellsconnectedtohumans.27.Whydosome
18、speciesofbatsliveaverylongtime?A.Becausetheyhavealineoflong-livinggenesoutofthecells.B.Becausetheircellshavetheabilitytokeepandrepairtheirtelomeres.C.Becausetheyhaveanotherabilitytolivelongerwithoutanyfoodorwater.D.Becausetelomeresprotecttheendsofchromosomestostopcellsdividing.28.Theunderlinedword“t
19、hat”refersto . A.fouryears B.bodysizeC.theagingprocess D.theabilitytorepair29.Whatsthebesttitleofthepassage?A.DifferencesBetweenLong-LivingAnimals B.A Scien ceReportonChromosomesC.DoBatsHoldtheSec rettoLongLife? D.AreHumansandBatsSimilarinProtectingThemselves?.从 方框中选择恰当的词或短语并用其正确的形式填空(每个词或短语只能用一次)as
20、carefulas;hearfrom;doonesbest;beafraidof;sudde n;growup30.Don t dogs.Theyareveryfriendly. 31.Ihavent mysonforalongtime.Imisshimverymuch. 32. ,Iheardababycryinginthenextroom. 33.Ifyoudont ,youwillfallbehindothers. 34.Marywantstobeateacherwhenshe . 35.Lindadoesherhomework Jim. 5.根据所给汉语和句子意思,用英语补全句子36.
21、Inorderto (扑灭)thebigfire,h ehadtorushintothehouse. 37. (多么漂亮)caritis!Whendidyoubuyit? 38.2018连云港二模Afterthelonghiking,everyoneis (太虚弱不能走更远). 39.Lilysits (在旁边)Fangfang. 40.Ilookedforwardto (收到的来信)allofyou. 参考答案.1.B 2.A3.B something 用于肯定句或表示请求的疑问句中,anything 用于疑问句或否定句中。形容词修饰不定代词要位于不定代词之后。故选 B。4.D lookat
22、 意为“看”;lookinto 意为“调查”;lookthrough 意为“浏览”;lookafter 意为“照顾,照料” 。根据后半句“因为她的父母在另一个城市工作”可知,这个女孩不得不“照顾”她奶奶。 故选 D。5.C6.C decidetodosth 意为“决定做某事” 。故选 C。7.B may 意为“可以”,表示肯定许可;can 意为“能;能够”,表示能力;must 意为“一定;必须”;should 意为“应该”。因为“眼睛里有摄像头”,所以具备“看”的能力。故选 B。8.B9.B 根据语境可知,“做面包”的动作发生在过去,应用一般过去时。故选 B。10.A.1115 CCABC 1
23、620 BDBDC 2125 ABABD.主旨大意 本文是一篇科普说明文。文章讲述了欧洲科学家研究了作为哺乳动物,蝙蝠寿命长的原因。同时还列举了几种不同蝙蝠寿命长的原因。26.C 信息还原题。根据第三段中的“Scientistsbelievethisshorteningprocesscausescellstobreakdown.”可知,这个缩短的流程会引起细胞破损,会对寿命造成影响,故选 C。27.B 细节理解题。根据倒数第二段中的“Thescientistsfindingssuggestthatthesebatscellshavetheabilitytokeepandrepairtheirt
24、elomeres.” 可知,这些蝙蝠长寿的原因是它们的细胞能保持和修复它们的端粒,故选 B。28.A 细节理解题。根据倒数第二段中的“Basedonitsbodysize,abatlikethegreatermouse-earedbatwouldbeexpectedtolivefouryears.”可知,此处 that指代 fouryears,故选 A。29.C 主旨大意题。本文主要讲述的是科学家研究蝙蝠长寿的原因,故选 C。6.30.beafraidof 31.heardfrom 32.Suddenly33.doyourbest 34.growsup 35.ascarefullyas.36.putout 37.Whatabeautiful38.tooweaktogo/walkanyfurther 39.nextto40.hearingfrom
