大学英语四级阅读模拟题及答案详解.docx

大学英语四级阅读模拟题及答案详解大学英语四级阅读模拟题及答案详解【阅读练习】Untilthe1980s,theAmericanhomelesspopulationcomprisedmainlyoldermales.Today,homelessnessstrikesmuchyoungerpartofsociety.Infact,a25-citysurveybytheU.S.ConferenceofMayorsin1987foundthatfamilieswithchildrenmakeupthefastestgrowingpartofthehomelesspopulation.Manyhomelesschildrengatherininnercities;thistransient(变化无常的)andfrequentlyfrightenedstudentpopulationcreatesadditionalproblems—bothlegalandeducational—foralreadyoverburdenedurbanschooladministratorsandteachers.EstimatesofthenumberofhomelessAmericansrangefrom350,000tothreemillion.Likewise,estimatesofthenumberofhomelessschoolchildrenvaryradically.AU.S.DepartmentofEducationreport,basedonstateestimates,statesthatthereare220,000homelessschool-agechildren,aboutathirdofwhomdonotattendschoolonaregularbasis,ButtheNationalCoalitionfortheHomelessestimatesthatthereareatleasttwotimesasmanyhomelesschildren,andthatlessthanhalfofthemattendschoolregularly.Onepartofthehomelesspopulationthatisparticularlydifficulttocountconsistsofthe“throwaway”youthswhohavebeencastoftheirhomes.TheElementarySchoolCenterinNewYorkCityestimatesthatthereare1.5millionofthem,manyofwhomarenotcountedaschildrenbecausetheydonotstayinfamilysheltersandtendtolivebythemselvesonthestreets.Federallaw,theStewartB.McKinneyHomelessAssistanceActof1987,includesasectionthataddressestheeducationalneedsofhomelesschildren.TheeducationalprovisionsoftheMcKinneyActarebasedonthebeliefthatallhomelesschildrenhavetherighttoafree,appropriateeducation.1.Itisimpliedinthefirstparagraphthat____.A)thewriterhimselfishomeless,eveninhiseightiesB)manyolderhomelessresidentsaregoingonstrikein25citiesC)thereisaseriousshortageofacademicfacilitiesD)homelesschildrenaredeniedtheopportunityofreceivingfreeeducation2.TheNationalCoalitionforthehomelessbelievesthatthenumberofhomelesschildrenis_____.A)350,000B)1,500,000C)440,000D)110,0003.Onepartofthehomelesspopulationisdifficulttoestimate.Thereasonmightwellbe____.A)thehomelesschildrenaretooyoungto