英语：Unit 5《Theme Parks》单元同步测试(1)

第PAGE\*MERGEFORMAT14页共NUMPAGES\*MERGEFORMAT14页Unit5Themeparks单元测试一、单项填空1.I’msorrytohavehurtyou,butIdidn’tdoit________.A.onpurposeB.incommonC.onoccasionD.onthepurpose2.Morenaturalresourcesshouldbemadegooduseof___________the___________needofenergy.A.meeting;increasingB.tomeet;increasedC.meeting;increasedD.tomeet;increasing3.—Whywereyousoangry?—Theshopassistant______metoomuchforthebook.A.costB.chargedC.requiredD.requested4.—Itwill_______determinationandhardworktomasteraforeignlanguage.—Thereisnodoubtaboutit.A.spendB.costC.payD.take5.—CanLihuahelpmewithmyEnglish?　　—IregrettotellyouherEnglishis________yours.　　A.asgoodasB.nomorethanC.notbetterthanD.asmuchas6.Howdisappointed!Theyhavefinished___________5%ofthework.AnomorethanB.nolessthanC.morethan　　D.notlessthan7.Withoutfacts,wecannotformaworthwhileopinion,forweneedtohavefactualknowledge_____ourthinking.A.uponwhichtobaseB.whichtobebasedonC.whichtobaseonD.towhichtobebasedon8.Thesellerwouldselltheskirtfor50dollars,butthecustomer___onlyhalftheprice,andfinallytheyagreed____theprice.A.supplied;onB.charged;onC.offered;withD.offered;on9.He___________tolendmehisbicyclebutIrefused,forIdidn’twanttotroublehim.A.failedB.offeredC.consideredD.insistedon10.Having___________thetrainingofMSCompany,hewas___________animportantpositioninmanagement.A.accepted;offeredB.received;offeredC.offered;receivedD.received;accepted11.Themother,alongwithhertwodaughters,________fromthesinkingaircraftbyapassingship.　　A.haverescued　　　B.havebeenrescued　　C.hasrescued　　　　D.hasbeenrescued12.Whataboutthetwoofus___________awalkaftersupper?A.totakeB.takeC.takingD.tobetaking13.Theyknowtheimportantpart_____computerhere.A.that;playB.which;doC.inwhich;playD.inthat;do14.Manystudentssignedupforthe______raceinthesportsmeetingtobeheldnextweek.A.800-metre-longB.800-metres-longC.800meterlengthD.800meterslength15.Thenewbridge________bytheendoflastmonth.A.hasbeendesignedB.hadbeendesignedC.wasdesignedD.wouldbedesigned二、完形填空阅读下面短文，掌握大意，然后从36-55各题所给的四个选项（A、B、C和D）中，选出最佳 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 。Itwasamarketday,sopeopleandtraffichadbeenpouringintothetownsinceearlymorning.16 itwasanoldtown,eventhemainstreetwasvery17 andsoonbecameovercrowded.Therewasnotenough18 forallthepeopleonthesidewalkattheroadside,19 theyoverflowedintotheroad,20 dangertotheirlivesfrom 21 carsandbuses,thedriversof 42 wereconstantlyblowingtheirhorns(喇叭)to 23peopletogetoutoftheir 24.　  Yetitwasa(n)25scene.Peasantswalkedalongthestreet,theirheadspiledhighwithbasketsorbeautifullywovenblanketswhichtheyhopedto 26 tothetownsfolk.Menwithcarts27theirwayalong,shoutingtheirgoodsatthetopoftheir28.Theyweresellingapples,orangesandgrapes—the29 oftheirfields.30 itall,womeninbrightsummerclothesmadetheirway,laughingandtalking, 31 childrenrushedinandoutofthecrowdsscreamingwithlaughterwhentheydidn’taskforsomethingtheycouldnothave,orcryingwith 32becausetheywerelost.   Thenoisewentonallday.Peopledidnotevenstopforameal,butpreferredtobuybitsofmeatcookedoverafireorbreadorice-creamfromthestreetsellers.The 33fromthisandfromalltheactivitiesofthedaybegantocollectinthestreet.Andfinally,whennightatlastcame,thestreet 34andonlytherubbish 35 sadlyblowinginthecoolingnightwind.16.A.Although B.ForC.But  D.As17.A.small          B.crowdedC.narrow     D.short18.A.land            B.areaC.ground       D.room19.A.and            B.howeverC.or           D.then20.A.having          B.causingC.throwing    D.being21.A.passing         B.takingC.catching     D.driving22.A.them          B.whichC.whom        D.that23.A.persuade      B.orderC.stop         D.wait24.A.road           B.way C.sight       D.place25.A.strange        B.usualC.colorful     D.interesting26.A.give          B.sellC.take       D.send27.A.forced       B.walkedC.found        D.took28.A.voices       B.prices C.heads       D.carts29.A.crops          B.resultC.harvest      D.productions30.A.Through     B.AcrossC.Above        D.After31.A.while         B.asC.when        D.whose32.A.tear           B.sorrowC.sadness     D.fear33.A.people         B.noiseC.rubbish      D.business34.A.emptied      B.silencedC.calmed       D.changed35.A.remained      B.leftC.lay        D.piled三、阅读理解阅读下列短文，从每题所给的四个选项（A、B、C或D）中，选出最佳选项AMillionsofpeoplepassthroughthegatesofDisney’sentertainmentparksinCalifornia,FloridaandJapaneachyear.Whatmakestheseplaceanalmostuniversalattraction?WhatmakesforeignkingsandqueensandotherimportantpeoplewanttovisittheseDisneyparks?Well,onereasonisthewaythey’retreatedoncetheygetthere.ThepeopleatDisneygooutoftheirwaytoservetheir“guests”,astheyprefertocallthem,andtoseethattheyenjoythemselves.Allnewemployees,fromvicepresidentstopart-timeworkers,begintheiremploymentbyattendingDisneyUniversityandtaking“Traditions（传统）I”.Here,theylearnaboutthecompany’shistory,howitismanaged,andwhyitissuccessful.Theyareshownhoweachdepartmentrelatestothewhole.Allemployeesareshownhowtheirpartisimportantinmakingtheparkasuccess.Afterpassing“TraditionsI”,theemployeesgoontodomorespecializedtrainingfortheirspecific（具体的）jobs.Nodetail（细节）ismissed.Asimplejobliketakingticketsrequiresfoureight-hourdaysoftraining.Whenonetickettakerwasaskedwhyittooksomuchtrainingforsuchasimple,ordinaryjob,hereplied,“Whathappensifsomeonewantstoknowwheretherestroomsare,whentheparadestartsorwhatbustotakebacktothecampgrounds?…Weneedtoknowtheanswersorwheretogetthemquickly.Ourconstantaimistohelpourguestsenjoytheparty.”EvenDisney’smanagersgetinvolvedinthedailymanagementofthepark.Everyyear,themangersleavetheirdesksandbusinesssuitsandputonspecialserviceclothes.Forafullweek,thebossessellhotdogsoricecream,taketicketsordrivethemonorail（单轨车）,andtakeupanyofthe100jobsthatmaketheentertainmentparkcomealive.Themanagersagreethatthisweekhelpthemtoseethecompany’sgoalsmoreclearly.AlltheseeffortstoservethepublicwellhavemadeWaltDisneyProductionsfamous.DisneyisconsideredbymanyasthebestmassserviceproviderinAmericaortheworld.Asonelongtimebusinessobserveroncesaid,“HowDisneytreatspeople,communicateswiththem,rewardsthem,isinmyviewtheveryreasonforhisfiftyyearsofsuccess…Ihavewatched,verycarefullyandwithgreatrespectandadmiration,thetheoryandpracticeofsellingsatisfactionandservingmillionsofpeopleonadailybasis,successfully.ItiswhatDisneydoesbest.”36.ThefirstdaytheycometoDisneyparks,allnewemployees.A.beginbyreceivingon-the-jobtrainingB.mustlearnseveraljobsC.beginastickettakersD.havealreadyattendedDisneyUniversity37.Eachyear,managerswearspecialserviceclothesandworkintheparkto.A.setagoodexampleforemployeesB.remindthemselvesoftheirbeginningsatDisneyC.gainabetterviewofthecompany’sobjectivesD.replaceemployeesonholiday38.WhichofthefollowingisNOTtrueaccordingtothepassage?A.TouristslearnthehistoryofDisneyinitsentertainmentparks.B.Disneyattractspeoplealmostfromallovertheworld.C.ParadesareregularlyheldinDisney’sentertainmentparks.D.Disney’smanagersareabletodoalmostallkindsofworkintheDisneyparks.39.Thispassageismainlyabout.A.howDisneyemployeesaretrainedB.thehistoryandtraditionsoftheDisneyenterprisesC.whyDisneyenterprisesmakealotofmoneyD.theimportanceDisneyplaceonservingpeoplewellBHabits,whethergoodorbad,aregraduallyformed.Whenapersondoesacertainthingagain,heisdrivenbysomeunseenforcetodothesamethingrepeatedly,thenahabitisformed.Onceahabitisformed,itisdifficult,andsometimesimpossible,togetridof.Itisthereforeveryimportantthatweshouldpaygreatattentiontotheformationofhabits.Childrenoftenformbadhabits,someofwhichremainwiththemaslongastheylive.Olderpersonsalsoformbadhabitslastingaslongastheylive,andsometimesbecomeruinedbythem.　　Thereareotherhabitswhich,whenformedinearlylife,areofgreathelp.Manysuccessfulmensaythatmuchoftheirsuccesshassomethingtodowithcertainhabitsinearlylife,suchasearlyrising,honestyandsoon.　　Amongthehabitswhichchildrenshouldnotformarelaziness,lying,stealingandsoon.Thesearealleasilyformedhabits.Unfortunatelyolderpersonsoftenformhabitswhichcouldhavebeenavoided(避免).　　Weshouldkeepawayfrom(远离)allthesebadhabits,andtrytoformsuchhabitsaswillbegoodforourselvesandothers.40.________areformedlittlebylittle.　　A.GoodhabitsB.Badhabits　　C.Bothgoodhabitsandbadhabits　　D.Eithergoodhabitsorbadhabits41.Theunderlinedword"them"inthefirstparagraphrefersto________.　　A.badhabitsB.goodhabits　　C.childrenD.otherpersons42.Generallyspeaking,it'sdifficultforone________andeasyforthem________whichshouldbeavoided.　　A.toformbadhabits;toformgoodhabits　　B.toformgoodhabits;toformbadhabits　　C.toformsuchhabitsaswillbegood;togetridofbadhabits　　D.togetridofbadhabits;toformgoodhabits43.Whyshouldwepaymuchattentiontotheformationofhabits?　　A.Becausehabitsareofgreathelptoeveryoneofus.　　B.Becauseamancannevergetridofahabit.　　C.Becauseit'shardandsometimesevenimpossibletothrowawaybadhabits.　　D.Becauseweareforcedtodothemagainandagain.44.Accordingtothepassage,earlyrising________.　　A.hassomethingtodowithsuccess　　B.isaneasilyformedhabit　　C.issuchahabitasshouldhavebeenavoided　　D.issuchahabitaswillbekeptCThechildoftodayowesmuchofitspleasantschoollifetotheworkofMariaMontessoriandotherswhofeltasshedid.　MariaMontessoriwasbornin1870innorthernItaly.Bothherparentswerewelleducated.　WhileMariawasastudent,shetookgreatinterestinthestudyoftheparticularnatureofthechild'smind.Itcametoherthatsmallchildrenshouldhavefreedom(自由)tolearn.　MariabecameadoctorandaprofessoratRomeUniversity.In1907,afterworkingwithbackwardstudents,shewasgivenachancetotryoutherideasonchildren.Thereweresixtychildren,agedthreetosix,intheChildren'sHouse.Theroomswerebrightandcolorful.Marialetthechildrenmaketheirownchoiceofwhattheywantedtodoandworkwiththeirownspeed.Theybecamebusy,peacefulandhappy.　　MariaMontessoriwasoneoftheworld'sgreatteachers.ShetraveledinEurope,AmericaandFarEast.Shethoughtthattrueeducation,providing(提供)fortherealneedsofthechild,wouldproducewiseandhappygrown-upsandthereforeapeacefulworld.Heroriginalwayofeducationhaschangedourwholeideaofwhatchildhoodis.　　MariaMontessoridiedinHollandattheageofeighty-two.45.Theshortpassageismainlyabout.　　A.theeducationofbackwardstudents　　B.anewideaofeducation　　C.theimportanceofpropereducation　　D.thelifeofMariaMontessori46.Mariatraveledalotintheworldto.　　A.teachthebackwardstudents　　B.enjoyherlifeinrealnature　　C.spreadherideasofteaching　　D.studythesituationofeducation47.InwhatwaydidMariateachthechildrenintheChildren'sHouse?　　A.Shetaughtthemthebestwayoflearningwell.　　B.Sheletthemlearninaverypleasantway.　　C.Shetaughtthembyshowingthemhowtodothings.　　D.Shejustletthemchoosethemostinterestingsubjects.48.Welearnfromthepassagethat________.　　A.Marialeftherhomelandinordertostudyabroad　　B.Mariadidn'tgetmarried　　C.Maria'sownparentswereherteachers　　D.Mariafullyunderstoodthechild'smind49.WhichofthefollowingbestexplainswhyMariawasoneoftheworld'sgreatteachers?　　A.Shecreatedanewwayinteaching,whichchangedtheoldideaofchildren'seducation.　　B.Shetaughtthebackwardstudentsverysuccessfullyandproducedapeacefulworld.　　C.Sheshowedgreatloveforthechildrenandtrainedtheminanewway.　　D.Shetaughtbackwardstudentsinmanydifferentcountriesandletthemlearnfreely.DAGermantaxi-driver,FranzBussman,recentlyfoundhisbrotherwhowasthoughttohavebeenkilledtwentyyearsbefore.　　Whileonawalkingtourwithhiswife,hestoppedtotalktoaworkman.Aftertheyhadgoneon,Mrs.Bussmansaidthattheworkmanwascloselylikeherhusbandandevensuggestedthathemightbehisbrother.Franzlaughedattheidea,pointingoutthathisbrotherhadbeenkilledinactionduringthewar.ThoughMrs.Bussmanknewthisstoryquitewell,shethoughtthattherewasachanceinamillionthatshemightberight.　　Afewdayslater,shesentaboytotheworkmantoaskhimifhisnamewasHansBussman.Needlesstosay,theman'snamewasHansBussman.AndhereallywasFranz'slong-lostbrother.Whenthebrotherswerereunited,Hansexplainedhowitwasthathewasstillalive.Afterhavingbeingwoundedtowardstheendofthewar,hehadbeensenttohospitalandwasseparatedfromhisunit.ThehospitalhadbeenbombedandHanshadmadehiswaybackintoWesternGermanyonfoot.Meanwhile,hisunitwaslostandallrecordsofhimhadbeendestroyed.Hansreturnedtohisfamilyhouse,butthehousehadbeenbombed.Guessingthathisfamilyhadbeenkilledduringanair-raid(空袭),Hanssettleddowninavillagefiftymilesawaywherehehadremainedeversince.　50.Whichofthefollowingcanbeusedasthebesttitleofthepassage?　　A.LivingNotFar　　B.AChanceinaMillion　　C.ComingBacktoLife　　D.BackaftertheWar51.Howtounderstandthesentence"Therewasachanceinamillionthatshemightberight."?　　A.Therewasalittlepossibilityofwhatshesuggested,thoughlittle.　　B.Itwasimpossibleforhertoberight.　　C.Shehadnochancetomeethisbrotheranymore.　　D.Thereweremanychancesforhertomeethisbrotheragain.52.Whichofthefollowingordersisright?　　a.HewalkedbacktoWesternGermany.　　b.Hewaswoundedwhenthewarwascomingtotheend.　　c.Thehospitalwasdestroyedbybombs.　　d.Hecamebacktohisfamilyhouse.　　e.Hewassenttohospital.　　f.HisunitofGermandidn'texistanylonger.　　A.b,a,e,d,f,cB.b,e,c,a,f,d　　C.b,e,a,c,d,fD.b,c,f,d,a,eE　Howmanymendohousework?RecentlyaEuropeancommission(委员会)triedtofindoutpeople'sideasandreactionstothewomen'smovement.Aspartoftheirsurvey(调查),theyaskedmanymenandwomenthequestion:“Whodoesthehousework?”Themenansweredverydifferentlyfromthewomen!　　Thehouseworktheyaskedpeopleaboutwere:preparingmeals,washingdishes,cleaningthehouseandbabysitting.48%ofBritishhusbandssaidtheydidthesethings.37%ofDanishmenhelpedinthehouse.Butonly15%ofItalianmensaidtheydidthehousework;manyofthemsaidtheyneverhelpedatall.　　Buttherewasaninterestingpointofviewfromthewives.AccordingtoBritishwives,only38%oftheirhusbandshelpedinthehouse.AndItalianwivessaidthattheirhusbandshardlyeverhelped.TheItalianandBritishmendidnottellthetruth!TheCommissionfoundthatDanishmenwerethemosttrustfulhusbands;theiranswerswerethesameastheirwives'answers.　　Dothemenyouknowhelpinthehouse?Doyouthinkthesurveygivesatruepictureinyourexperience?53.Thesubjectforthesurveyis_______.　　A.howmanyboysdothehousework　　B.whodoesthehouseworkathome　　C.howmanywomendothehousework　　D.whoaremorediligent,wivesorhusbands54.More_______husbandshelpinthehousethan_______husbands.　　A.British;Danish　　B.Italian;Danish　　C.Danish;British　　D.Italian;British55.Thesurveyshowsthat_______husbandswerethemosthonest.A.ItalianB.DanishC.BritishD.BothAandB四、书面表达下面是有关中学生睡眠情况的调查表，请据此写一篇100词左右的英语短文。 项目内容 日睡眠量 绝大多数不足7小时，有些甚至不足6小时，大大低于8小时 标准 excel标准偏差excel标准偏差函数exl标准差函数国标检验抽样标准表免费下载红头文件格式标准下载 。 原因 1.作业过多；2.家长、学校一味强调学生成绩，而忽视学生身心健康。 对策 1.减少作业量；2.学生的身心健康需要更多关心。   注意:1.可以适当增加细节,使短文连贯、完整；2.参考词汇：调查survey;  有……负担beburdenedwith____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________参考答案1—5ADBDC6—10AADBB11—15DCAAB重点解析：1.onpurpose意为“故意地”;incommon意为“共同，相似”;onoccasion意为“偶尔地”。从句意看应用onpurpose。2.此题不要受of的影响选用v.-ing形式。从句子结构看，选项是动词不定式作目的状语。4.spend的常用句型：1)sbspendsometime/moneyonsth；2)sbspendtime/money(in)doingsth。cost一般用于sthcostsbsomemoney/life/health(todosth)。take则用于Ittakes(sb)sometimetodosth。pay用于sbpay(sb)somemoneyforsth。5.no＋比较级＋than“和……一样不……”not＋比较级表示“不如……”6.依据前句Howdisappointed!排除B、C、D三项。nomorethan后接数词，表示“仅仅"“只有"(only)，含有“少"之意。7.全句意思为：没有事实，我们就不能形成有价值的观点，因为我们的思考必须以真实的知识为基础。故选A。uponwhichtobaseourthinking是动词不定式短语作定语，该短语中介词必须放在which前。8.charge的意思是“要价”，这不是顾客的所为，故排除B；supply意为“供给”，与句意不符；offer的意思是“出价”；agreewith意为“同意某人的意见”；agreeon意为“（对…）意见一致”，因此，D项符合句意。9.依据词的用法排除C、D两项，因为consider和insiston后接动名词;failtodosth.意为“没做成某事”;offertodosth.意为“主动做某事”,故选B。10.受到教育或培训，习惯上用receive;第二个空如果用accept，不能用被动式。11.单数主语后面跟有aswellas,with,togetherwith,alongwith,like,but,except等短语时，谓语动词仍用单数形式。例如：Mary,aswellastheotherstudents,haslearnedhowtotype.　从主谓关系看，本句应该使用被动语态。故选D。12.本题考查How/Whatabout…?的用法。本句中的thetwoofus是动名词的逻辑主语。二、完形填空16—20DCDAB        21—25ABABC  26—30BAACA      31—35ADCAA重点解析：16.根据语境可知从句与主句之间是因果关系，故选D项。for引导原因状语从句通常不放在句首。17.从前一句old一词以及下文的overcrowded可知narrow为最佳选项。18.因上文有overcrowded，下文有overflowedintotheroad,故可知本题答案应为D项。20.causingdangertosb.意为“对某人造成危险”，其余三项与句意不符。21.根据本句句意可知，危险来自过往的车辆，所以正确答案为A项。22.从本句结构可知此处需要一个关系代词来引导非限制性定语从句，且先行词指物，故B项正确。23.司机们不停地按喇叭，“说服”人们让路。24.inthe/one’sway是“挡路”的意思；getoutofone’sway是“让开路”的意思。25.由于此空在第二段的首句(起着主题句的作用)，而且第二段描述的是丰富多彩的市井画卷，所以应选C项。26.根据语境，农民拿到市场上的货物应当是出售的，因此应选B项。27.A、C都可用于“v.+one’sway”结构，但结合语境，街上非常拥挤，所以选A项最为恰当。28.atthetopofone’svoice意为“大声地(叫卖)”，且符合语境，故选A项。29.A、D两项迷惑性很强。但apples,orangesandgrapes不是crops，也非productions，故排除。harvest此处是“收获物”之意，符合语境。30.解题的关键是it所指代的内容。it指代street，因此可以考虑在A、B中选定一个。但根据语境，人们在街上穿行一定是顺着街道从一端向另一端走，所以A项为最佳答案。31.while的意思是“然而，可是”,表示比较、对照。32.由于本句中有becausetheywerelost,可推断孩子的哭是因为迷路而害怕，因此D项为正确答案。33.由下文onlytherubbish...可知C为正确答案。注意collect此处意为“聚集”。34.根据语境，由于行人散去，街上空无一人，所以本题最佳答案应为Ａ项。35.根据语境，此空动词应为“仍然在……”之意，故选A项。三、阅读理解36—40ACACC41—45ABCDD46—50CBDAB51—55ABBAB重点解析：36.该题考查细节。由“Allnewemployees…byattendingDisneyUniversityandtaking“TraditionsI”可知，新员工先要进行岗前培训。38.该题考查综合判断推理能力。迪斯尼乐园以其众多的游乐节目吸引世界游客；从副总裁到一般职员均受过专业培训，故均能胜任各项工作；游客在此可尽兴玩耍，但却不能在游乐中学到该乐园的历史。该题可以用排除法得知答案。39.该题考查文章主旨大意。文章主要讲述了迪斯尼乐园成功经营的秘诀，由此可知答案。40.细节理解题。由第一段得知:习惯,不论好坏都是逐步形成的。41.词义理解题。第一段最后一句告诉我们:年纪较大的人,有时会被坏习惯所毁掉。此句中的them指的就是badhabits。42.一般常识题。人们常说:"学坏容易,学好难。"文章第三段也说明了这个道理。43.因果关系题。好习惯为人希冀,坏习惯遭人唾弃。可坏习惯一旦形成,却很难改掉。所以,要十分注意莫让坏习惯形成。44.细节理解题。早起是一个好习惯,应当保持。45.通读全文后,显然可知文章是围绕Maria的一生进行描写的,故选D。46.文章第五段"Heroriginalwayofeducationhaschangedourwholeideaofwhatchildhoodis."这句话表明:她独特的教育方法改变了我们所有的对儿童的看法,故选C。47.从文章第四段中"Marialetthechildrenmaketheirownchoiceofwhattheywantedtodoandworkwiththeirownspeed.Theybecamebusy,peacefulandhappy."可以得出答案为B。48.文章中均没提及选项A、B、C,故选D。49.文章第五段表明:她认为真正能够提供儿童所需的教育必将造就一批聪明、愉快的成年人乃至一个和平的世界。她独特的教育方法改变了我们所有的对儿童的看法,故选A。50.Bussman在旅行途中见到了自己认为早已在战争中丧生的弟弟,这种机会实在罕见。因此,用AChanceinaMillion作为该文题目非常合适。51.根据整篇短文的意思及achanceinamillion(百万分之一的机率)我们可以看出,该句的意思为:尽管机率很小,但还是有一点可能性的。52.这是一道排序题,考查学生能否掌握文中故事所发生的先后顺序。有关HansBussman所做的事情,在文中可以找到以下信息:HansBussman受伤后被送经医院,可排除A、D;医院被炸后,HansBussman步行回家,可排除C。四、书面表达Onepossibleversion：   Accordingtoasurveymadelastweek,mostmiddleschoolstudentsonlyhaveanaverageoflessthan7hours’sleepeachnight,muchlessthanrequired.Thereareseveralreasonsforthis.Firstofall,thestudentsareburdenedwithtoomuchhomework.Anotherimportantreasonisthatschoolsandparentspaylessattentiontotheirsleep.But,infact,thiswillbeharmfultotheirhealth.Sowemusttakesomemeasurestostopthis.First,lesshomeworkshouldbegiventothestudentsbyteachersorparents.Second,moreattentionshouldbepaidtotheirhealth.Third,thelivingconditionsforthemshouldbeimproved.