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说明：1.所有答案写在答卷纸上。2.本卷总分150分，考试时间120分钟．第一部分：听力（共两节，满分30分）第一节（共5小题；每小题1.5分，满分7.5分）听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。1.Howmuchisthecarnow?A.$5,000.B.$3,500.C.$2,0002.What’sthewoman’ssuggestiontotheman?A.GoingtothesouthB.GoingupnorthtoswimC.Doingsomemountain-climbing3.Whyisthemanworried?A.Hecan’tgetthebooksheneeds.B.Hedoesn’tlikethecourse.C.Hemustreadalotofbooks.4.What’stheman’strouble?A.Heoftencoughs.B.Hecan’tsleepwell.C.Hehascaughtabadcold.5.Whatdoweknowaboutthetowels?A.Theyareonsalenow.B.Theyareofferedforfree.C.Theyarepresentsfromsomeone.第二节（共15小题；每小题1.5分，满分22.5分）听下面5段对话。每段对话后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间。每段对话读两遍。听下面一段对话，回答第6和第7两个小题。6.Wheredoestheconversationpossiblytakeplace?A.Inabank.B.Onabus.C.Attheman’s7.Whyhaven’tthespeakersseeneachotherforlong?A.Theydon’tmisseachother.B.Theyhavebeenreallybusy.C.Theydon’tliveinthesamecity.听下面一段对话，回答第8和第9两个小题。8.Whatdidthemandolastyear?A.Hesetupaschool.B.Hebeganvolunteeringinhisfreetime.C.Heworkedinthesamecompanywiththewoman.9.Whatisthemanconcernedabout?A.Thewomanwillfailherclasses.B.Thewomanwillgetburntinthekitchen.C.Thewomanwilltrytodotoomuchatonce.听下面一段对话，回答第10至12三个小题。10.Whomarethespeakersgoingtovisit?A.Michael.B.Susan.C.Elena.11.WhatisthezipcodeofElena’sneighbourhood?A.63480.B.24367.C.41526.12.WhichdirectionisElena’shousefromdowntown?A.Tothewest.B.Tothesouth.C.Tothenorth听下面一段对话，回答第13至16四个小题。13.Howdoesthewomanknowthenews?A.BywatchingTV.B.Bylisteningtotheradio.C.Byreadingthenewspaper.14.Whatdoesthemanthinkofthestudents’livingout?A.Theschoolhasnotenoughdorms.B.Theyfeeltheyhaveenoughincome.C.Theyfeelfreerandmorecomfortable.15.Whowouldliketolivewithothers?A.Theman.B.Thewoman.C.Theman’ssister.16.Whatopiniondothespeakersreachfinally?A.Toliveaccordingtoourparents’tips.B.Toliveaccordingtothecollege’srules.C.Tolivefreelyaccordingtoourfavorite.听下面一段对话，回答第17至20四个小题。17.Whydoesthemandislikeads?A.Adswastehistime.B.Alladstellliestocheatconsumers.C.Adsalwaysadvisepeopletobuywhattheydon’tneed.18.What’sthewoman’sopinionaboutads?A.Alladsareverygood.B.Someadsareverygood.C.Adseventellliestocheatconsumers.19.Whatadscaneducateconsumersaboutsafetyandhealth?A.Publicserviceads.B.Commercialads.C.Productsads.20.Whatdoesthewomanmeanaboutcommercialads?A.Theycan’tbetrusted.B.Theycanbenefitconsumers.C.Theycan’tgiveanyinformationaboutproducts.第二部分阅读理解（共两节,满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。AThe“BoomerangKids”—youngadultswholeavetogotocollege,getmarriedorjustshowofftheirindependence—aremovingbackinwithmomanddad.BoomerangKidscanbeamixedblessingforparents,bothemotionallyandfinancially.Especiallyduringhardeconomictimes,adultchildrenheadforhome.Accordingtoasurvey,about40percentof2017graduatesstilllivewiththeirparents.Moreover,42percentofthe2015graduatessurveyedsaidtheyarestilllivingathome.Thereasonsaremany,thefirstbeingeconomics.WhiletherecessionhastouchedAmericansofallages,ithasbeenveryhardforyoungadults.Thishassentmanykidsbackhome.Plus,thereisthematterofdebt,especiallycollegeloans.Formanyrecentgraduates,itmakessmarteconomicsensetomovebackinwiththeirparentswherelifeiscomfortableandrentiseitherlowornonexistent.Then,ofcourse,somereturnforpersonalreasons,suchasrecoveringfromadivorceoranillness.Parentsareoftengladtohelpout,bothemotionallyandfinancially.Asaresult,thearrangementoftenworkstoeveryone’ssatisfaction.However,therearerisks,especiallyfortheparents.Theseincludenotonlyfamilytensionandmisunderstandings,butalsomoney.Thereturntothefamilycanbecomeafinancialburdenthatcanaffecttheparents’loansandtheirfinancialfuture,especiallytheirretirement,astheytrytodotoomuchfortheirchildren.21.Fromthepassage,weknowBoomerangKids.A.returntolivewithparentsaftergraduationB.haveproblemwiththeirmarriageC.graduatefromcollegeinadvanceD.liketoshowofftheirindependence22.TheunderlinedwordsinParagraph1meansomethingthat.A.isveryusefulandbeneficialB.hasadvantagesanddisadvantagesC.willhaveagoodresultD.worriespeoplealot23.Whatcanwelearnfromthepassage?A.Itisatoughchoiceforyoungadultstomovebackhome.B.Childrenfacefewerfinancialproblemsthanever.C.Parentsmayhavetodealwithextrafinancialburden.D.Mostgraduateschoosetolivewiththeirparents.BAsshockingastheideaofbabybirdsgrowingupinacigarette-filledhomesounds,anewstudysuggeststhatsomebirdsmaybenefitfromputtingthestufffromcigarettebutts(烟蒂)intotheirnests.Thenicotine(尼古丁)remaininginsmokedfilters(滤嘴)mayserveasanaturalinsecticide(杀虫剂),drivingharmfulinsectsawayfromthenestsandthebabybirdslivingwithin.Tobaccoplantsproducenicotinebecauseitdefendsagainstinsectsthatwouldotherwiseeattheplants.Thebuttsareundoubtedlysmelly.Butbirdsareactuallyquitefondofsmellychemicals,suchasthosefoundinaromatic(芳香的)plants.Somenest-buildingspeciesregularlyfilltheirnestswithfresharomatics,possiblybecausethechemicalsaregoodfortheimmunesystemorthedevelopmentofthechicks.Alternatively,theplantchemicalsmightactasinsecticides.Inthestudy,researchersattheAutonomousUniversityofTlaxcalainMexicosetuphe