陕师大附中2025届八年级英语第二学期期末达标检测模拟试题含答案

陕师大附中2025届八年级英语第二学期期末达标检测模拟试题满分120分，时间90分钟一、单项选择（共10小题，满分20分）1、Tomlookssosad,becausehe________histicket.A.loses B.willlost C.islosing D.haslost2、Don’tcheatLinda,Kate.Friendsshouldbe_________witheachother.A.careful B.helpful C.friendly D.truthful3、—Whataterriblerainjustnow!—Iwascookingwhentherainbegantobeatheavily________thewindow.A.across B.through C.out D.against4、—MayIspeaktoMrs.Green?—Sorry,she________China.She________inaweek.A.hasgoneto,willreturn B.hasgoneto,hasreturnedC.hasbeento,hasreturned D.hasbeento,willreturn5、Inwhichwaydoestheblogger(博主)showhishouse?“Hi,guys!YouknowthatIhavemovedintoanewhousethesedays.Andtodaylet’stakearoomtour.Well,thisisthelivingroom.Nexttoitismybedroom...”A.Timeorder. B.Spaceorder. C.Generaltospecific. D.Specifictogeneral.6、—We’vegoteverythingreadyforthetrip.—YoumeanI________bringanythingwithme,right?A.can’t B.needn’t C.mustn’t D.shouldn’t7、—Ihavesometrouble________English.Couldyougivemesomeadvice?—Sure.YoucanimproveyourEnglishbyreadingalot.A.learning B.learn C.tolearn D.learned8、“WeChat”reallymakesagreat_____toourlife.Moreandmorepeopleuseitnow.A.chance B.problem C.difference D.surprise9、—Thankyouverymuch,Linda.Youmake________possibleforustofinishtheworkintime.—It’sapieceofcake.A.one B.it C.this D.that10、MysisterhaslearnedEnglish________.A.fortwelveyearsago B.fortwelveyearsoldC.sincetwelveyears D.sinceshewasfour二、完成句子（共5小题，满分10分）11、向世界展示他们技能的机会____________________12、shouldn’t,toomuch________________________________13、agreattime,we,what,had______________________________________________________!14、WhentheelephantRichardwasborn,it__________（重量是……）about100kilos.15、Itispossiblethatapersonwithbetter________(教育)canfindajobmoreeasilythanothers.三、补全对话（10分）16、根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。A:Hello.TheSeasideHotel.______1______?B:Yes,please.I’dliketobooktworoomsforthecomingweekend.A:______2______?B:Oh!Justtwonights.A:OK.Twonights.FromFridayorSaturday?B:Friday.A:Friday,July1st.Anddoyouneedsingleroomsordoublerooms?B:______3______.A:Right.TwodoubleroomsforFridayandSaturday,Julylstand2nd.B:______4______?A:Well,it’s400yuanpernight,withbreakfast.B:Isee.CanIbooktheroomsnow,please?A:Certainly.______5______?B:RickSmith.四、阅读理解（40分）17、ItwasasunnyFriday.Stephaniejustreturnedhomefromschool.Shecalledouttohermotherbuttherewasnoreply.Thinkingthathermotherhadgonetothesupermarkettobuysomefruit,Stephaniewentintothekitchentoseeifdinnerwasready.However,shecameacrossastrongsmellofsmoke.Shelookedaroundthekitchenandwasshockedtoseethattheclothnearthestove(火炉)wasonfire.Thinkingthatherparentswerenotathome,Stephanieknewthatshehadtobetheonetoputoutthefire.Sheranoutofthekitchen,gotthefireextinguisher(灭火器)fromthelivingroomandreturnedtothekitchentoputoutthefire.Afterthat,Stephanieranbacktothelivingroom,pickedupthephoneandtriedtocallherparents.Atthatmoment,hermothercameoutofherbedroomwithasleepyexpression(表情)onherface.WhenStephanietoldherwhathadhappened,shewasquitenervous.ShesaidsorrytoStephanieforfallingasleepwiththestovestillon.Shealsopraised(表扬)Stephanieforputtingoutthefire.IfStephaniehadcomehomeanylater,thefirewouldhavespreadtootherpartsofthehouse.Stephaniewasgladthathergrandfatherhadtaughtherhowtousethefireextinguisherbefore.Ithadhelpedtostopafirefrombreakingoutathome.1.Wheredidthefamilykeepthefireextinguisher?A.Inthekitchen. B.Inthewashroom.C.Inthebedroom. D.Inthelivingroom.2.WhatwasStephanie’smotherdoingwhenStephaniecamehome?A.Shewasmakingdinner.B.Shewassleepinginherbedroom.C.Shewastalkingtosomeoneonthephone.D.Shewasputtingoutthefire.3.WhichofthefollowingistheRIGHTorderaccordingtothepassage?①Stephanietriedtomakeaphonecall.②Stephaniegotthefireextinguisher.③Stephaniecameacrossafireaccident.④Stephanieputoutthefire.A.①②③④ B.③②④① C.②①④③ D.③①②④18、Japanesecompanyhasfoundawaytoturnunwantedriceintoplastic(塑料的)things.OnecompanyisworkingwithfarmersinthetownofNamie.NearbyistheFukushimanuclear(原子核)center,closedsinceanuclearaccidentthereinMarch2011.JinichiAbeisalocalricefarmer.Hesayspeopledonotwanttobuyhisricebecausetheyworryitisradioactive(有辐射的).Now,hehasanewwaytosellhisrice.BiomassResin,acompanyfromTokyo,openedafactoryinNamieinNovember.Itturnsthericethereintoallkindsofthings,likeplastictoolsandshoppingbags.“Withoutgrowingrice,thistowncan’tgetbackoritsfeet,”the85-year-oldAbesaid.Sincetheaccident,hehastriedsellingriceasanimalfeed.“Evennow,wecan’tsellitasFukushimarice,”Abesaid.“SohavingBiomasscomewasahugehelp.”ThegovernmentorderedpeopleintheareatoleavewhenthenuclearaccidenthappenedandthenallowedsomepeopletoreturntotheirlivesinNamieafterabigcleanupin2017.Nowabout80percentofthetown’slandstillhasnoplantsandonlyabout2,000peoplelivethere.Therewere1,9000morepeopleinNamiebeforetheaccident.Since2017,eightcompanieshavecomebackandtheycreatedabout200jobs.Butthingsarestilldifficultforpeopleinthearea.TakemitsuImazuistheheadofBiomassResin.Hesays,“Bybuildingourfactoryhere,wewanttobringjobsandinvitepeopleback.”Imazualsointroducestheplasticthingsmadefromricearenotbiodegradable(可降解的),meaningtheycannotbebrokendownintootherthingsthroughnaturalprocesses(过程).However,mixingriceandplasticcutsdownonthecarbon(碳)neededduringthemakingprocess,headded.Inaddition,nuclearexpertssayricenaturallytakesinfewradioactivethings.1.WhatdoesAbemeanbysayingtheunderlinedsentenceinParagraph2?A.Fukushimariceisnotasdeliciousasitwasbeforetheaccidenthappened.B.Fukushimaricecan’tsellwellbecausepeoplethinkitisharmfultohealthC.FarmersinFukushimacan’tgrowgreatricebecauseofthenuclearaccident.D.Farmerscan'tsellFukushimaricebecauseittakesinmanyradioactivethings.2.Whatdoestheunderlinedword“they”inParagraph5referto?A.Theplasticthingsmadefromrice. B.Theplasticthingsinourdailylife.C.ThericegrowninthetownNamie. D.Theshoppingbagsinsupermarkets.3.Whichofthefollowingistrueaccordingtothetext?A.Therewereabout1,9000peoplelivinginFukushimabeforetheaccident.B.EightcompaniescamebacktoFukushimaandhelpedthefarmersin2011.C.BiomassResinhascreatedenoughjobsforthepeoplelivinginFukushimaD.Usingricetomakeplasticthingscandosomethinggoodtotheenvironment4.What’sthetextmainlyabout?A.AnewtechnologytohelpFukushima. B.AnewskilltogrowriceinFukushima.C.AnewtoolmadefromFukushimarice. D.AneweompanysellingriceinFukushima.19、Everyonehastheirfavoritefood.Somemightlovechocolate.Somemightlovepotatochips.Thinkaboutyourfavoritefood.Haveyoueverwonderedwhyyourfavoritefoodtastessodelicious?Theanswerisaboutyourtongue(舌头)andnose.Therearesometastebuds(味蕾)onyourtongue.Theygiveyouthesense(感觉),therearemanytinyhaironthetastebuds.Thesetinyhairssendmessages(A)________yourbrain(大脑)abouthowsomethingtastes.Inthisway,youknow(B)________itissour(酸),sweet,bitter(苦)orsalty.personhasabout10,000tastebuds.Theykeepworkingallthetimewhenweenjoyourfood.Thetastebudsdon’talwaysstaythesame.Theyarereplaced(更新)abouteverytwoweeksorso.However,asapersongetsolder,someofthesetastebudsdon’tgetreplaced.Theoldmayonlyhave5,000workingtastebuds.That’swhysomefoodsmaytastestrongerforyouthantheydofortheold.Besidesyourtongue,yournosealsohelpsyoulearnaboutthetasteoffood.Sometimes,strongsmellscanevenconfuse(使困惑)yoursenseoftaste.Sonexttimeyouenjoysaltypizza(披萨)andsweeticecream,thankyourtongueandyournose.Withoutthesenseoftaste,lifewillbeboring.阅读短文,根据短文内容完成下列任务。1.请根据短文内容,分别写出(A)、(B)处所缺单词(A)________(B)________2.阅读短文，从短文中找出与下面句子意思相近的句子。Theyworkallthetimewhileweenjoythefood._____________________________________3.请把上文中划线的句子翻译成汉语。_____________________________________4.请根据短文内容回答下列问题。Howwillpeoplefeeliftheydon’thavethesenseoftasteinthelife?_____________________________________5.根据文章内容。完成短文，每空—词。Fromthepassage,youknowthatyourtongueandyournose________youknowwellthetasteoffood.Withoutyourtongueandyournose,youwon’thavethesenseoftaste.Especially,yourtastebuds(味蕾)________sinceyouwereborn.Theyarereplaced(更新)everytwoweeks________________.However,whenyougetolder,someofyourtastebudsdon’tgetreplaced.Soolderpeoplehave________tastebudsthanyoungerpeople.That’swhysomefoodsmaytastestrongerfortheyoungthantheydofortheold.20、Astronautsinspacejustgotatastydelivery（投递）.ItcamefromstudentsinMelbourne,Australia.Theyarestartingatestonspaceyogurt.The40highschoolstudentsareworkingwiththescientistsfromSwinburneUniversity.Together,theyarestudyingbacteria（细菌）thatmakeyogurt.rocketdeliveredthebacteriatotheInternationalSpaceStation（ISS）.ThestudentsarehopingtolearnwhatwillhappentobacteriaontheISS.“OnEarth,youfeelgravity（重力）.ButthisdoesnothappenontheISS.”saidMike,whostudiesatSwinburneUniversity.Theywanttoknowwhatconditionstheastronautsneedtomakeyogurt.Buthowexactlydobacteriamakeyogurt?Itallstartswiththebacteriathatliveinmilk.Thesebacteriaeatthesugarinmilk.Thentheymakeakindofacid（酸）.Theacidturnsthemilkthickandsour.Thestudentsfilled36boxeswithmilkandbacteria.Then,theysenttheboxestotheISS.Theastronautswillusedifferentkindsofmilkandbacteriaandruntestsfor6weeks.Then,theywillsendtheyogurtsbacktoAustralia.ThestudentswillstudytheyogurtswhentheycomebacktoEarth.Theywanttolookatthenutrients（营养物）intheyogurts.“Weevenmightgettotastethem.Itisprettyexciting,”Linda,astudentatSwinburneUniversity,said.ThestudentsalsowanttocomparethespaceyogurtstotheonestheygrowonEarth.Dr.SaraWebbworkswiththestudentsonthisproject.Shehopestheycansendastronautstospacewithbacteriaandmilk.Thentheycaneasilymaketheirowntastyyogurtsinspace.1.Whatdothestudentswanttolearnbyworkingwiththescientists?A.WhyyogurttastesbetterontheISS. B.Whygravitydoesnothappeninspace.C.Howastronautsdrinkyogurtinspace. D.WhatwillhappentobacteriaontheISS.2.Whatdotheastronautsneedtomakeyogurt?A.Milkandacid. B.Bacteriaandmilk.C.Acidandnutrients. D.Nutrientsandbacteria.3.WhichofthefollowingistheexcitingthingtoLinda?A.Learningtomakeakindofacid. B.Studyingthenutrientsintheyogurts.C.TastingtheyogurtsmadeontheISS. D.Makingthedeliciousspaceyogurts.4.Whatisthepassagemainlyabout?A.Studentsmakedeliciousyogurtinspace.B.Studentsstudythechangeofgravityinspace.C.Studentssendbacteriaintospacetomakeyogurt.D.Studentslearnhowtomakeyogurtthickandsour.五、完形填空（10分）21、阅读下面短文,从短文后所给各题的四个选项(A、B、C、D)中,选出可以填入空白处的最佳选项。Howdidwehelptosaveourearthlastweek?Letmetellyou.First,myfamilytriedtosaveelectricity（电）.Weneverleftthelights____1____whenleavingtheroom.We____2____theTVwhennobodywaswatchingit.Mumonlyusedcoldwaterinthewashingmachine.Second,westartedrecycling.Wetriedtowriteon____3____sidesofourpaper,butnotjustononeside.Wealsoseparatedourrubbishinto____4____groupsforbottles,paperandfood.Mumkepttheplasticshoppingbagsfromthesupermarkettousethemagainasrubbishbags.Third,myfamilystartedtosave____5____.Westopped____6____longbathsandhadshortshowers____7____.Wewashedtoiletwithusedwater.Mumanddadusedlesswatertodothewashing.MysisterandIdidn’tleavethetaprunningwhenwebrushedourteeth.Atlast,mumanddadbegantosavegas（汽油）.Mumusedto____8____ustoschool,butnowmysisterandIstartedridingourbikestoschool.It’shardwork____9____agoodwaytoexercise!Dadandafewofthepeopleinhiscompanyalsostartedtogotoworkinonecarandsharethe_____10_____.Thesearegreatwaystohelpprotectourenvironment.1.A.out B.on C.of D.behind2.A.turnedup B.turnedon C.turneddown D.turnedoff3.A.any B.all C.neither D.both4.A.large B.small C.different D.similar5.A.money B.food C.water D.paper6.A.making B.using C.cleaning D.taking7.A.again B.instead C.already D.too8.A.drive B.order C.show D.carry9.A.or B.but C.for D.and10.A.idea B.joy C.cost D.price六、阅读表达（10分）22、WhenIwassixyearsold,Grandpasentmeintothewoodstogatherpecans(山核桃).Pecanpickingwasquitedifficultformeandmylittlebasketwasonlyhalffull.Justthen,somethingcaughtmyeyes.Alargesquirrel(松鼠)wasafewfeetaway.Iwatchedashepickedupapecan,hurriedtoatreeanddisappearedinalargeholeinthetree.Amomentlater,hejumpedoutandclimbeddowntothegroundtopickupanothernut.Onceagain,hetookthepecanbacktohishidingplace.Irantothetreeandlookedintothehole.Itwasfilledwithpecans!Goldenpecanswererighttherefortaking.Iscooped(抱起)allofthemintomybasket.Nowitwasfull!Iwassoproudofmyself.Icouldn’twaittoshowGrandpaallthepecans.Helookedintothebasketandsaid,“Well,howdidyoufindsomany?”Itoldhimthetruth.GrandpacongratulatedmeonhowsmartI’dbeeninobserving(观察)thesquirrelandhishabits.Thenhedidsomethingthatsurprisedme.Hehandedthebasketbacktomeandputhisarmgentlyaroundmyshoulders.“Thatsquirrelworkedveryhardtogatherhiswintersupplyoffood,”hesaid,“Nowthatallofhispecansaregone,don’tyouthinkthatlittlesquirrelwillsurvivethecoldwinter?”“Ididn’tthinkaboutthat.”Isaid.“Iknow,”Grandpasaid,“Butagoodpersonshouldnevertakeadvantageofsomeoneelse’shardwork.”Iunderstood.Aftersupper,Ididtherightthing.根据短文内容，回答下列问题。1.Wheredidthesquirrelputthepecans?_______________________________________2.Howdidthewritergethisbasketfull?_______________________________________3.Whycouldn’tthewriterwaittoshowhisGrandpaallthepecans?_______________________________________4.Whatdoestheunderlinedphrase“hishabits”referto?_______________________________________5.Whatwastherightthingthewriterdidaftersupper?_______________________________________七、书面表达（20分）假如你是李华，你校英语节即将举行主题为“快乐童年”的展览，邀请每位同学提供一件生活中的物品参展，你会提供什么物品？写一篇物品介绍，内容须包括：1.该物品的名称、外形、来历等；2.你选择该物品参展的原因。注意：1.词数为80左右；2.可适当增加细节，以使行文连贯；3.文中不能出现真实姓名及学校名称；参考词汇：exhibitn.展品；exhibitionn.展览（会）；childhoodn.童年；remindv.使想起；memoryn.回忆（参考词汇仅供参考，不必全部使用。）__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案一、单项选择（共10小题，满分20分）1、D【解析】【详解】句意：汤姆看起来很伤心，因为他丢了票。考查现在完成时。loses是第三人称单数形式，是一般现在时；willlost本身错误；islosing是现在进行时；haslost是现在完成时。根据“Tomlookssosad”可知汤姆看起来很伤心，原因状语从句用现在完成时表示过去发生或已完成的动作对现在造成的影响。故选D。2、D【解析】【详解】句意：别欺骗琳达，凯特。朋友之间应该坦诚相待。考查形容词辨析。careful认真的；helpful有帮助的；friendly友好的；truthful诚实的。根据“Don’tcheatLinda,Kate.”可知朋友之间要诚实相处，故选D。3、D【解析】【详解】句意：——刚才的雨可真大啊！——我正在做饭，那时雨开始猛烈地打在窗户上。考查介词辨析。across穿过（表面）；through穿过（内部）；out外面；against碰撞。beatagainstthewindow表示“敲打窗户”。故选D。4、A【解析】【详解】句意：——我可以和格林夫人讲话吗？——抱歉，她去中国了。她将在一周后回来。考查动词时态。have/hasbeento去过某地（已回）；have/hasgoneto去了某地（未回）。根据“MayIspeaktoMr.Green?”和“Sorry,”可知，格林夫人去中国了还未回，用hasgoneto，可排除CD选项；再根据“inaweek”可知，空二所在句子是一般将来时。故选A。5、B【解析】【详解】句意：博主用什么方式展示他的房子？“嗨，伙计们！你们知道我这几天搬进了新房子。今天让我们参观一下房间。好吧，这是客厅。旁边是我的卧室……”考查情景交际。Timeorder时间顺序；Spaceorder空间顺序；Generaltospecific从一般到具体；Specifictogeneral从具体到一般。根据“Hi,guys!YouknowthatIhavemovedintoanewhousethesedays.Andtodaylet’stakearoomtour.Well,thisisthelivingroom.Nexttoitismybedroom...”可知，博主按照空间顺序介绍房子的，故选B。6、B【解析】【详解】句意：——我们已经为旅行做好了一切准备。——你是说我不需要随身携带其它东西了，对吗？考查情态动词。can’t不能；needn’t不需要；mustn’t不可以；shouldn’t不应该。根据“We’vegoteverythingreadyforthetrip”可知旅行所需要的东西都已经准备好了，言下之意，不需要准备其它东西了。故选B。7、A【解析】【详解】句意：——我在学习英语方面遇到了一些困难。你能给我一些建议吗？——当然。你可以通过大量阅读来提高你的英语水平。考查动名词的用法。havetrouble(in)doingsth.“做某事有困难”，动名词形式作介词in的宾语，in可省略。故选A。8、C【解析】【详解】句意：“微信”真地对我们的生活有很大影响。越来越多的人现在使用它。chance机会；problem问题；difference区别；surprise惊讶。makeagreatdifferenceto“对……有很大影响”，故选C。9、B【解析】【详解】句意：——非常感谢你，琳达。你使我们能够按时完成这项工作。——小事一桩。考查代词辨析。one一个；it它；this这个；that那个。根据“Youmake…possibleforustofinishtheworkintime.”可知，makeitpossibletodosth.“使做某事成为可能”，it作形式宾语。故选B。10、D【解析】【详解】句意：我姐姐从四岁起就开始学英语了。考查时间状语。根据“MysisterhaslearnedEnglish”可知，时态为现在完成时态，常跟for/since短语连用。for+时间段；since+时间点，后跟句子要用—般过去时。选项A中for应改为since；选项B应去掉old；选项C中since应改为for。故选D。二、完成句子（共5小题，满分10分）11、theopportunitytoshowtheirskillstotheworld【解析】【详解】opportunity“机会”；showsthto“向……展示”；theirskills“他们的技能”；theworld“世界”。故填theopportunitytoshowtheirskillstotheworld。12、Childrenshouldn’teattoomuchmeat.【解析】【详解】根据图片以及提示词可知，此句表示“孩子们不应该吃太多的肉。”，children作主语；shouldn’t后接动词原形eat；toomuchmeat“太多的肉”，故填Childrenshouldn’teattoomuchmeat.13、Whatagreattimewehad【解析】【详解】根据标点提示可知，本句是感叹句；分析所给单词，用“what+a+形容词+名词+主谓！”表示，haveagreattime玩得开心，故填Whatagreattimewehad“我们玩得多开心啊”。14、weighed【解析】【详解】句意：大象理查德出生时，它的体重约为100公斤。重量是：weigh；根据“wasborn”可知句子用一般过去时，动词用过去式。故填weighed。15、education【解析】【详解】句意：一个受过更好教育的人可能比其他人更容易找到工作。本句形容词比较级better修饰其后名词，education“教育”，不可数名词。故填education。三、补全对话（10分）16、1.CanIhelpyou/MayIhelpyou2.Howmanynightsdoyouwanttostay3.Twodoublerooms,please4.Howmuchdoesonedoubleroomcost/What’sthepriceofadoubleroom5.MayIhaveyourname,please【解析】【1题详解】根据下文“Yes,please.”可知，空格处是A询问B需要什么帮助吗，故填CanIhelpyou/MayIhelpyou。【2题详解】根据下文“Oh!Justtwonights.”可知，空格处指A询问B想要住几晚，故填Howmanynightsdoyouwanttostay。【3题详解】根据上文“Anddoyouneedsingleroomsordoublerooms?”，和下文“TwodoubleroomsforFridayandSaturday,”可知，空格处B回答需要两个双人间。故填Twodoublerooms,please。【4题详解】根据下文“it's400yuanpernight,”可知，空格处B询问A一个双人间每晚的价格是多少，询问价格多少可以用howmuch也可以用what’sthepriceof…，故填Howmuchdoesonedoubleroomcost/What’sthepriceofadoubleroom。【5题详解】根据下文“RickSmith.”可知，空格处是B在询问顾客A的名字，故填MayIhaveyourname,please。四、阅读理解（40分）17、1.D2.B3.B【解析】【导语】本文是一篇记叙文。文章主要介绍Stephanie回到家闻到烟味，发现火炉附近的衣服着火了，自己没有慌乱地用灭火器救火的故事。【1题详解】细节理解题。根据“Sheranoutofthekitchen,gotthefireextinguisher(灭火器)fromthelivingroomandreturnedtothekitchentoputoutthefire.”可知她跑出厨房，从客厅拿了灭火器。故选D。【2题详解】细节理解题。根据“Atthatmoment,hermothercameoutofherbedroomwithasleepyexpression(表情)onherface.”及“ShesaidsorrytoStephanieforfallingasleepwiththestovestillon.”可知她炉子还开着就在卧室睡着了。故选B。【3题详解】细节理解题。根据第二段第一句“However,shecameacrossastrongsmellofsmoke.”；第二段最后一句“Sheranoutofthekitchen,gotthefireextinguisher(灭火器)fromthelivingroomandreturnedtothekitchentoputoutthefire.”；第三段第一句“Afterthat,Stephanieranbacktothelivingroom,pickedupthephoneandtriedtocallherparents.”可知她先闻到烟味发现着火；然后跑出厨房，从客厅拿了灭火器，回到厨房去灭火；在这之后，斯蒂芬妮跑回客厅，拿起电话，试图给她的父母打电话。故选B。18、1.D2.A3.D4.A【解析】【导语】本文主要讲述了一家日本公司将废弃的大米转化为塑料制品的方法。【1题详解】词句猜测题。根据“Evennow,wecan'tsellitasFukushimarice”以及“Hesayspeopledonotwanttobuyhisricebecausetheyworryitisradioactive(有辐射的).”可知划线句的意思是农民不能出售福岛大米，因为它会吸收许多放射性物质。故选D。【2题详解】代词指代题。根据“Imazualsointroducestheplasticthingsmadefromricearenotbiodegradable(可降解的),meaningtheycannotbebrokendownintootherthingsthroughnaturalprocesses(过程).”（Imazu还介绍说，用大米制成的塑料制品是不可生物降解的，这意味着它们不能通过自然过程分解成其他东西。）可知they指的是用大米制成的塑料制品。故选A。【3题详解】细节理解题。根据“Imazualsointroducestheplasticthingsmadefromricearenotbiodegradable(可降解的),meaningtheycannotbebrokendownintootherthingsthroughnaturalprocesses(过程).However,mixingriceandplasticcutsdownonthecarbon(碳)neededduringthemakingprocess,headded.”（Imazu还介绍说，用大米制成的塑料制品是不可生物降解的，这意味着它们不能通过自然过程分解成其他东西。然而，他补充说，将大米和塑料混合在一起可以减少制作过程中所需的碳。）可知用大米做塑料制品对环境有好处。故选D。【4题详解】主旨大意题。根据“AJapanesecompanyhasfoundawaytoturnunwantedriceintoplastic(塑料的)things.OnecompanyisworkingwithfarmersinthetownofNamie.NearbyistheFukushimanuclear(原子核)center,closedsinceanuclearaccidentthereinMarch2011.”（一家日本公司找到了一种方法，可以把不需要的大米变成塑料制品。一家公司正在与浪江镇的农民合作。附近是福岛核中心，自2011年3月发生核事故以来一直关闭。）和全文可知，本文主要讲述了一家日本公司将废弃的大米转化为塑料制品的方法，故选A。19、1.①.to②.whether2.Theykeepworkingallthetimewhenweenjoyourfood.3.那就是为什么有些食物对你来说可能比对老年人来说味道更浓。4.Theywillbeboring.5.①.help②.formed③.or④.so⑤.weaker【解析】【导语】本文是一篇说明文，科普了舌头和鼻子是如何帮助我们感知味道的。【1题详解】(A)句意：这些细小的毛发向你的大脑发送关于食物味道的信息。根据“send”，可知此处是短语“send…to…”，意为“发送……到……”，故第一空填to；(B)句意：这样，你就知道它是酸的、甜的、苦的还是咸的。根据空后“sour(酸),sweet,bitter(苦)orsalty.”四种味道，可知此处是表示一种“判断”，“whether”意为“是否”，引导宾语从句，故第二空填whether，故填to；whether。【2题详解】题干句意：当我们享用食物时，他们一直在工作。根据文章第二段“Theykeepworkingallthetimewhenweenjoyourfood.”，意为“当我们享用食物时，他们一直在工作。”，可知与之意思相近，故填Theykeepworkingallthetimewhenweenjoyourfood.【3题详解】That’swhy“那就是为什么”；somefood“一些食物”；maytaste“也许尝起来”；strongerthan“比……更浓”，比较级用法；foryou“对你”；“theydo”代指上文“somefoodsmaytaste”；theold表示“老年人”；故填：那就是为什么有些食物对你来说可能比对老年人来说味道更浓。【4题详解】根据最后一段“Withoutthesenseoftaste,lifewillbeboring.”，可知没有味觉，生活会很无聊，故填Theywillbeboring.【5题详解】根据原文“Haveyoueverwonderedwhyyourfavoritefoodtastessodelicious?Theanswerisaboutyourtongue(舌头)andnose.”，可知舌头和鼻子对感知味道是有帮助的，故第一空填help；根据空后“sinceyouwereborn”，可知指“自从你出生你的味蕾就形成了”，“formed”意为“形成”，过去式，故第二空填formed；根据原文“Theyarereplaced(更新)abouteverytwoweeksorso.”意为“它们大约每两周左右更新一次。”，故第三、四空填or、so；根据原文“That’swhysomefoodsmaytastestrongerforyouthantheydofortheold.”，可知年轻人比老年人味觉更强，所以此处正好相反，指“老年人的味蕾比年轻人更弱”，“stronger”的反义词是“weaker”，故第五空填weaker。故填help；formed；or；so；weaker。20、1.D2.B3.C4.C【解析】【导语】本文介绍的是澳大利亚的学生和科学家们进行的太空酸奶测试的情况。【1题详解】细节理解题。根据“ThestudentsarehopingtolearnwhatwillhappentobacteriaontheISS.”可知，学生们想弄清楚太空中的细菌会发生什么。故选D。【2题详解】细节理解题。根据“Theastronautswillusedifferentkindsofmilkandbacteriaandruntestsfor6weeks.”可知，宇航员制作酸奶需要细菌和牛奶。故选B。【3题详解】细节理解题。根据“‘Weevenmightgettotastethem.Itisprettyexciting,’Linda,astudentatSwinburneUniversity,said.”可知，她对品尝国际空间站制作的酸奶感到很兴奋，故选C。【4题详解】主旨大意题。根据“Astronautsinspacejustgotatastydelivery（投递）.ItcamefromstudentsinMelbourne,Australia.Theyarestartingatestonspaceyogurt.”可知，本文主要是介绍澳大利亚的学生把酸奶送入太空，宇航员用细菌和牛奶进行的太空酸奶测试的情况，故选C。五、完形填空（10分）21、1.B2.D3.D4.C5.C6.D7.B8.A9.B10.C【解析】【导语】本文主要讲述了作者一家人上周所做的一些拯救地球的事情。【1题详解】句意：我们离开房间时从不让灯开着。out（灯、火等）熄灭的；on处于工作状态或使用中；of属于……的；behind在……后面。根据“First,myfamilytriedtosaveelectricity.”可知，我们开始节约用电，所以离开房间时，不让灯开着。故选B。【2题详解】句意：我们在没人看电视的时候把它关掉了。turnedup调高；turnedon打开；turneddown调低；turnedoff关闭。根据“First,myfamilytriedtosaveelectricity.”可知，我们要节约用电，所以不看电视的时候就关掉它。故选D。【3题详解】句意：我们试图在纸的两面都写字，但不是只写一面。any任何一个；all所有（三者或三者以上）；neither两者都不；both两者都。根据“sidesofourpaper”可知，一张纸包括正反两面，用both。故选D。【4题详解】句意：我们还把垃圾分成不同的组，瓶子、纸和食物。large大的；small小的；different不同的；similar相似的。根据“bagsforbottles,paperandfood”可知，此处是进行垃圾分类，分成不同的组。故选C。【5题详解】句意：第三，我的家人开始节约用水。money钱；food食物；water水；paper纸。根据“Wewashedtoiletwithusedwater.”可知，此处是开始节约用水。故选C。【6题详解】句意：我们不再长时间洗澡，取而代之的是短时间的淋浴。making制作；using使用；cleaning清洁；taking与名词连用，表示动作。根据“longbaths”可知，此处是takebaths“洗澡”。故选D。【7题详解】句意：我们不再长时间洗澡，取而代之的是短时间的淋浴。again再，又；instead代替；already已经；too也。根据“longbathsandhadshortshowers”可知，用短时间淋浴代替长时间洗澡，以此节约用水。故选B。【8题详解】句意：妈妈过去常常开车送我们上学，但是现