高中英语 Module 4 Sandstorms in Asia Section Ⅰ Reading（Introduction Reading and Vocabulary）（教师用书）教案 外研版必修3-外研版高一必修3英语教案VIP免费

Module4SandstormsinAsia近年来中国遭受严重的沙尘暴袭击，而中国也被认为是沙尘暴的来源之一。但中国经过努力在治沙尘方面取得了显著的效果。“MostofthesandstormsthatsweptChinalastyearcamefromforeignlands”，aChineseofficialinchargeofdesertificationcontrolsaidonMonday.Andtheinvasioncouldpartlyexplainthefrequentsandstormsinthecountryinrecentyearsdespiteitsachievementsindesertificationcontrol.Sincethestartoflastspring，thenorthernandnorthwesternChineseregionshadbeenhitby17sandstorms:ofwhichadozencamefromforeignlands.SituatedinthecentralAsiasandstormregion，oneoftheworld'sfourlargestsandstormsources，ChinaalsosuffersfromsandstormsfromtheoutsidecountrywhileitisalsoblamedasasandsourcetonortheastAsia.TheotherthreemajorsourcesareinAfrica，NorthAmericaandAustralia.Thelandsufferingfromdesertificationhasbeendecreasingby7，585squarekilometresannuallyinChina，andtheareaofsandylandhasalsobeenfallingby1，284squarekilometresayear.Theshrinkageformsaclearcontrasttothefactthatthelandsufferingfromdesertificationandthesandyfeaturewasaddedby10，400squarekilometersand3，436squarekilometerslatelastcentury.Atpresent，thedesertificationlandinChinamakesup2.64millionsquarekilometers，accountingfor27.46percentofthenation'sland，anditssandylandtotals1.74millionsquarekilometers，accountingfor18.1percentofthecountry'stotal.[阅读障碍词]1．invasionn．入侵2．despiteprep.尽管3．blamev．谴责4．annuallyadv.一年一度地5．shrinkagen．收缩6．contrastn．对比[诱思导读]阅读短文，回答下列问题。1．Whataretheworld'sfourlargestsandstormsources?TheyarethecentralAsia，Africa，NorthAmericaandAustralia.2．WhatdoesthesandylandinChinaadduptoatpresent?Itaddsupto1.74millionsquarekilometres.SectionⅠReading(Introduction&ReadingandVocabulary)Ⅰ.匹配下列单词的词性及汉语意思()1.frighteningA．n.战役；活动()2.maskB．n.进程；过程()3.massC．n.公民；市民()4.campaignD．n.沙尘；灰尘()5.processE．n.力量；力气()6.citizenF．vt.预报；预告()7.dustG．vi.骑自行车()8.forecastH．adj.吓人的；可怕的()9.strengthI．n.面罩()10.cycleJ．adj.大量的；大规模的【答案】1－5HIJAB6－10CDFEGⅡ.选择下列句中词组的汉语意思A．砍倒B．由于……C．突然遭遇D．挖出E．一个接一个地F．阻止……做……1．Shecalledthemoneafteranotherbyname，butnooneanswered.2．Hewastotallyblindasaresultofthetrafficaccident.3．Allofthetreeswerecutdown，andnonewasleft.4．IwascaughtinaheavyrainlastSunday.5．Wedugupthetreebyitsroots.6．Furthertreatmentwillpreventcancerfromdeveloping.【答案】1－6EBACDFSandstormsinAsiaSandstormshavebeenamajordisasterformanyAsiancountriesforcenturies.ScientistshavetriedmanywaystosolvethisproblemandinChina，amasscampaignhasbeenstartedtohelpsolveit.①亚洲的沙尘暴数个世纪以来，对很多亚洲国家来说沙尘暴一直是一个大灾难。科学家们尝试过很多办法解决这个问题，在中国，也发动了群众运动来对付沙尘暴。[助读讲解]①and为并列连词，句中的tosolvethisproblem和tohelpsolveit为不定式作目的状语。Sandstormsarestrong，drywindsthatcarrysand.Theyareoftensothickthatyoucannotseethesun②，andthewindissometimesstrongenoughtomovesanddunes(沙丘)．Thefourmainplacesintheworldwheretherearesandstorms③areCentralAsia，NorthAmerica，CentralAfricaandAustralia.RenJianbo，fromInnerMongoliadescribedaterriblesandstormheexperiencedasachildinthedesert④.“Tohavebeencaughtinasandstormwasaterribleexperience，”hesaid.“Therewasnothingtobedone.ItwasthemostfrighteningandthemostdangeroussituationI'veeverbeenin.Youjusthadtoho...