2013届高考英语二轮专题总复习精选综合能力专练：阅读理解5请认真阅读下列短文，并根据所读内容在文章后表格中的空格里填入最恰当的单词。注意：每空格1个单词。Hostfamilyaccommodation,orlivingwithhostfamilies,remainspopularamonglanguagetravelstudentsforitsadvantages.Thesedays,hostfamiliesaretryingtooffermoreintermsofquality,fortheystillhavesomethingtoworryabout.Hostfamilyaccommodationisoftenseenasthenumber-onechoiceforitsadvantagesinlanguagestudy,culturalcommunicationandcostofliving.Stayingalongsidehostfamiliesenablesstudentstogetenoughpracticefortheshorttimeoftheirstudyingsothattheirlanguageacquisitionislikelytobecomefaster.Livinginhostfamiliesalsohastheadvantageforstudentsofbeingabletospendalotoftimecommunicatingwiththeir“hostparents”,andgettoknowthelocalwayoflife,peopleandculture.Anotheradvantageisthathostfamilyaccommodationcansometimesbetheleastexpensive.Itattractsstudentsforitensuresthemafamilytypeoflivingatalowcost.Theadvantages,however,havenotpreventedhostfamiliesformworrying.Ononehand,somehostfamiliesarelosingtheiruniquesellingpoint.Theproblemisthatthemajorityofhostsinbigcites,nowgenerallysingleandyoung,havelesstimesavailableforstudentsbutthesellingpointforhostfamilyaccommodationiscommunicationpractice.Onetheotherhand,students’expectationshaverisen.Theyarebecomingmoredemandingandaskingformorethaneverfromtheiraccommodation,astheycomemainlyfromhighsocio-economicgroupsintheirowncountries.Togetoutofthedifficultsituation,hostfamiliesarenowmakingeffortstoimprovethequalityofservice.Theyaretryingtomakinglivingconditionsbetter,includingbroadbandInternetservice,privatebathroom,andaccesstoplentyofhotwaterforlongshowers.Theyarealsoprovidingstudentswithstructuredfamilyactivities.Itisbelievedthathostfamilyaccommodationwillkeepthepopularityvote1withlanguagetravelstudents.HostFamilyAccommodationHostfamiliesare(1)____theaccommodationquality.Hostfamilyaccommodationwillkeepthepopularityvotewithstudents.AdvantagesProblems(2)____Languagestudy:(3)____studentslearnfaster(4)____intheshorttimetheyspend.Culturalcommunication:Itismore(5)____forstudentstocommunicateandlearnthingsofthelocalplace.Costof(6)____:Sometimesitisthebestwayforstudentstospend(7)____.Lossofsellingpoint:Hostslack(8)____timeforstudents.Risein(9)____:Whatstudentsdemandismorenow.Servicequalityimprovement:Hostsare(10)____livingconditionsandorganizingstructuredfamilyactivities答案：1.improving2.Efforts/Measures3.Possibly4.despite5.convenient6.living7.less8.enough9.expectation10.betteringTheholeintheEarth’sozonelayer(臭氧层)hasuntilnowprotectedAntarcticafromtheworsteffectsofglobalwarming.Butscientistshavewarnedthatastheholeclosesupinthenextfewdecades,temperaturesonthecontinentcouldrisebyaround3℃onaverage,withmeltingicecontributingtoaglobalsealevelincreaseofupto1.4metres.InthepastdecadesthewesternAntarctichasseenrapidicelossastheworldhaswarmed,buttheotherpartsofthecontinenthave,paradoxically,beencooling,resultingina10%increaseiniceintheseasaroundtheregion.ThisisbecausetheholeintheozonelayerhasincreasedcoldwindsinAntarctica,makingmuchofthecontinentsurfacecolderthanusual.Butnowthatthegassesthatcausetheozoneholehavebeenbanned,scientistsexpecttheholetorepairitselfwithinthenext50to60years.By2thenthecoolingeffectwillhavefadedoutandtheAntarcticwillfacethefullimpactofglobalwarming.Thismeansanincreaseinaverageairtemperaturesofaround3℃and...
