电大英语短文理解

Mega-cities只有In 1950纽约的城市超过了10毫米on. In 1995，他们结合了populationtotaled166million； in 2015 itisforecasttobeover 204微软世界安全保护，increasingthefretherateofruralpopulation，will double in the period 1990-2025 to over five billion.consequentt two-thirdsoftheworldwillliveincities，some of which will be huge.moreover about 90 % ofthegroghtwillbeindoprodentingcountries.this growth adding around 60 millonpeopleperyeartocitypopulation willbemainlyinsoutheastasiandafrica.theconsiequesaredramatic.thisschangeonase为什么发生了这种成长？ motoftitsressultityfrominterinternationmigratheinternationalmovementofpeople，andiscausedbyaonepushfactorisduetopressureonlandavailability.improvedhealthbringspopulationgrowth causingperformovertomobeoutofruralareas.oth gecanalterthessocialstructure，leadingpeopletomove.further more，civilwarorrationalconfillecontsallocalcoronfiguredirdrivingperonon the other hand therearethepullatioffractions.citiesattractpeople他们给我们提供了最好的标准theworldeconomyhasexpandedfive-folder since 1950 thecitionsdrivingtheexpansion.hiththecititionsdirivingtheecononcencexpationhanne主题1thecombinedtotalpopulationofthe 11 cities _ _ _ _ _ _ _ _选择项目：a. was 166 million in 1950b. was 17 million in 1995c. is 204 million nowd.will be over 2015迷你版答案是d。 这个问题可以用阅读技术。 可以找到在第一段中包含重要标题信息的句子，即第一段的最后一句，直接得到选项d。 其他的选择都在本文中提到，因为不是应对问题，所以可以排除a、b、c这3个项目。主题2the worldsruralpopulation _ _ _ _ _ _ _ _选择项目：a.increasedatonefourththerateofurbanpopulationb.incasedatfourtimestherateofurbanpopulationc. will be four times bigger by 2025d.willdoubleintheperiod 1990-2025答案是a。 这个问题需要运用阅读技术调查计算能力。 首先找到文章第二节的第一句，“the worldsurbanpopulation，increasingatfourtherateofruralpopulation”城市人口以农村人口的四倍速度增长，即农村人口增长速度的城市人口的四分之一。 因此，不要被选项b所迷惑而误选。主题3你要来这个传球吗？ _ _ _ _ _ _ _ _ _ _选择项目：a.therarenow11cities和atotalpopulationof 11 million peopleb.the worldsurbanpopulationwillbefourtimesbiggerby 2025c.variatiouspushandpulliteraturepeopletomove是正确的d.two-thirdsoftheworldspopulationwillliveincitiesinsouththeasiandafrica .答案是c。 这个问题可以用阅读技术。 选项a是therarenow 11 citieswithapopulationof 11 millionpeopleeach .选项b是It will double by 2025 .选项d是souththeasiaandafrica 因此，正确答案是在选项c的多种中，外因引起人口流动。主题4peoplechoosetoleaveruralareaspartly。 _ _ _ _ _ _ _ _ _ _ _ _选择项目：a.climatechangeorpoorfarmingmethodsresultindeforestationandflooding是正确的b.thelivingstandardsofcitiesc.thepopulationofruralareasincreasedafasterthanthatofurbanareasd.therearenothespaceforpeoplestolivethere .答案是a。 这个问题调查仔细阅读和分析的能力。 文章的第四段解释了人们纷纷离开农村的原因。 四个选择中，只有选择a是气候变化和落后农业方法砍伐山林、洪水泛滥是离开农村的理由之一。 其他选择不是文章中列举的原因。主题5来自最后段落的concludefromtheslastparagraphthat _ _ _ _ _ _ _ _ _ _ _ _ _ _ _选择项目：a.theworldeconomyhasdeclinedsince 1950b.economicexpansionleadstomega-cities是正确的c.thepenationismainlytakiningplaceineuroped.thereisntanyeconomicexpansioninthedevelopingcountries答案是b。 这个问题可以用阅读技术。 问题中这个问题的调查范围已经明确，最后一段直接调查。 第一句是“1950年以来，城市的发展给世界经济带来了5倍的扩张”，选择a的经济下降明显是错误的第二句是“很多经济扩张发生在东南亚这样的发展中国家”，因此选择c说经济扩张发生在欧洲也是错误的通过分析，可以逐个排除选项a、c、d，得到正确答案b。acase study : desertristrationallorthegobidesertThe Problemsgobidesert，in the north of China现在，七时代的bigger， Britain.chashalledeserarearearesandhimeositsagriculturalandisbeingthedbydesertification whichisgettingworse.Inc addition， soilerosionhasledtoahugelossoffarmlandandthedryingupofrivers.consequently livelihoods of 35 million people being the d.furthetheremove s.thenearestsandduneislessthan 100 miles from Beijing，whereunpleastsandstormsaebecommingmorefrequencyt.theworowsethesituation，themeThe Causestherearesonsforthechangearecomplex.iiscrealletheprovitionoftheariandwaterbyfactoriesisaffectingthenvironment.treesandotherveg andsoiliseroded.themoretreesthatdie thelessharteshartishedintheearth.theenedforwoudeforfuelyandbundingleaststotfurtherdeforestar oil erosion.localfarmersfititionandmoredificittiontomakealiving.endupusinginefficientsfarmingmethod .解决方案公司thegovernmentiscarryingoutanti-desertclassificationprojects， includingthecreationofaforestbelarounderts.thetree-planting campaign known as the great green wall sismeanttoprotectbeijingfromsandston ontroltheexpansionofdesertlandbytheyear 20