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Passage★★★☆☆Questions1to5arebasedonthefollowingpassage.Whatdoesthefutureholdfortheproblemofhousing?Agooddealdepends,ofcourse,onthemeaningof“future”.Ifoneisthinkingintermsofsciencefictionandthespaceage,itisatleastpossibletoassumethatmanwillhavesolvedsuchtrivialandearthlyproblemsashousing.Writersofsciencefiction,fromH.G.Wellsonwards,havehadlittletosayonthesubject.Theyhaveconveyedthesuggestionthatmenwillliveingreatcomfort,witheveryconceivableapparatustomakelifesmooth,healthyandeasy,ifnothappy.Buttheyhavenotsaidwhathishousewillbemadeof.Perhapssomenewbuildingmaterial,asyetunimagined,willhavebeendiscoveredorinventedatleast.Onemaybecertainthatbricksandmortar(泥灰，灰浆)willlonghavegoneoutoffashion.Buttheproblemsofthenextgenerationortwocanmorereadilybeimagined.Scientistshavealreadypointedoutthatunlesssomethingisdoneeithertorestricttheworld’srapidgrowthinpopulationortodiscoveranddevelopnewsourcesoffood(orboth),millionsofpeoplewillbedyingofstarvationoratthebestsufferingfromunderfeedingbeforethiscenturyisout.Butnobodyhasyetworkedoutanyplanforhousingthesegrowingpopulations.Admittedlytheworstsituationswilloccurinthehottestpartsoftheworld,wherehousingcanbelightstructureorinbackwardareaswherestandardsaretraditionallylow.Buteventheminimumshelterrequiresmaterialsofsomekindandintheteeming,bulgingtownsthelow-standard“housing”offlattenedpetrolcansanddirtycanvasisfarmorewastefulofgroundspacethancanbetolerated.Sincethewar,HongKonghassufferedthekindofcrisiswhichislikelytoariseinmanyotherplacesduringthenextgeneration.Literallymillionsofrefugeesarrivedtoswellthealreadygrowingpopulationandemergencystepshadtobetakenrapidlytopreventsqualor(肮脏)anddiseaseandthespreadcrime.Thecityistacklingthesituationenergeticallyandenormousblocksoftenements(贫民住宅)arerisingatanastonishingaped.ButHongKongisonlyonesmallpartofwhatwillcertainlybecomeavastproblemandnotmerelyahousingproblem,becausewhenpopulationgrowsatthisratethereareaccompanyingproblemsofeducation,transport,hospitalservices,drainage,watersupplyandsoon.NoteveryareamaygivethesameresourcesasHongKongtodrawuponandthesearchforquickerandcheapermethodsofconstructionmustnevercease.1.Whatistheauthor’sopinionofhousingproblemsinthefirstparagraph?[A].Theymaybecompletelysolvedatsometimeinthefuture.[B].Theyareunimportantandeasilydealtwith.[C].Theywillnotbesolveduntilanewbuildingmaterialhasbeendiscovered.[D].Theyhavebeendealtwithinspecificdetailinbooksdescribingthefuture.2.Thewriterissurethatinthedistantfuture____.[A].bricksandmortarwillbereplacedbysomeotherbuildingmaterial.[B].anewbuildingmaterialwillhavebeeninvented.[C].bricksandmortarwillnotbeusedbypeoplewhowanttheirhousetobefashionable.[D].anewwayofusingbricksandmortarwillhavebeendiscovered.3.Thewriterbelievesthatthebiggestproblemlikelytoconfronttheworldbeforetheendofthecentury___.[A].isdifficulttoforesee.[B].willbehowtofeedtheevergrowingpopulation.[C].willbehowtoprovideenoughhousesinthehottestpartsoftheworld.[D].isthequestionoffindingenoughgroundspace.4.Whenthewritersaysthattheworstsituationswilloccurinthehottestpartsoftheworldorinbackwardareas,heisreferringtothefactthatintheseparts___.[A].standardsofbuildingarelow.[B].onlyminimumshelterwillbepossible.[C].thereisnotenoughgroundspace.[D].thepopulationgrowthwillbethegreatest.5.WhichofthefollowingsentencesbestsummarizesParagraph3?[A].HongKonghasfacedas...