sandstorms-in-Asia.ppt

Book3Module41.____________(沙尘暴)havebeenamajordisasterformanyAsiancountriesforcenturies.2.Amass_________(运动)hasbeenstartedtosolvetheproblem.3.Sandstormsarestrongenoughtomovesand_______(沙丘).5.Thetrafficmovesslowlybecausethethick_______(尘土)makesitdifficulttosee.6.TheChineseCentralWeatherStationcan________(预报)asandstormsomeweeksbeforeitarrivesinBeijing.7.Ifyouwanttogoout,you’dbetterweara_______(面具).8.The________(力量)ofthestormsometimessurprisespeople.SandstormscampaigndunesdustforecastmaskstrengthWordsrevisionPleaselookatthesepictures.Howbeautifultheyare!Butonedaysomethinghappened.Whatisthisnaturaldisaster?Itisasandstorm.Lookatthepicturebelowanddescribethefollowingwords.blowburyfrighteninglast(v)sandstormTherehasbeena__________.It_________________________fortenhoursandwasvery___________.Thewind___________thesandhigharoundthehouses,andsomecarswerealmostcompletely______bythesand.sandstormlasted/hasbeenblowingfrighteningwasblowingburiedhasblowburyfrighteninglast(v)sandstormCheckthemeaningofthesewordsanddiscusswhichstatementsaretrue.digearthquakeprotectsignthePacificOcean1Sandstormsbeginindesertareas.2Desertsarecreatedbyclimatechanges.3Desertsarealsocreatedbecausepeoplecutdowntreesanddigupgrass.4SandstormsfromAsiahaveblownacrossthePacificOceantoAmerica.5Sandstormscan’tbeprevented.6Theinlandregionhasmoresandstormsthantheonenearthesea.√√√√√NorthwesternChina___________________strongwindsandsandstormssinceMonday.Theconditionis________to______ascoldairismovingsouthward.TheXinjiangvigorAutonomousRegionhasalreadybeen________.WeatherauthoritiessayInnerMongolia,NingxiaandtheprovincesofGansu,ShanxiandShanxiwillseerainand_____dropsoftemperature.NorthernChinamanyhavesandstormsagain.hasbeenexperiencingexpectedspreadaffectedsharpAasksandBanswersaccordingtothephoto1whatishappening?2whatisthecyclistwearingandwhy?3whatdoyouthinkhappenstotrafficinthissituation?Why?4WhatdoyouthinkexpertsadvisepeopletodointhissituationThereisasandstormblowing.They’rewearingmasksandglassestoprotectthemselves.Itmovesveryslowly.Becauseitisnotcleartoseeeverythingontheroadandpeoplemusttakegreatcare.Stayathome.—Skimming(略读)方法指导1.浏览标题2.读首段，抓中心。3.浏览其他段首末句。4.最后读结尾段。Fast-readingReadfastandtrytofindthemainideaofeachparagraphFastReadingthisarticlecanbedividedintothreeparts,givethemainideaofeachpart?PartIPartIIPartⅢ(para1)(para2-5)(para6)Sandstormisa_________inAsiathe____________________________descriptioncauseseffectssuggestionofsandstormmajordisasterMeasurestopreventsandstorm:______________plantingtreesintroductionSandstormsarestrong,dry____carrying____,a_______________inAsiaMainplacesCauseInfluenceSuggestionMeasuresDesertification：________changes；________trees；_________grassan________sky,strong_______,cityinathick,brown-yellow______moveslowly,difficulttoseeandbreatheadvise…nottogoout,wearamaskorangewindsclimatecutdowndigupdustFillintheformwiththedetailandmakeupapassgae.DetailedreadingmajordisasterCentralAsia,CentralAfrica,NorthAmerica,Australiaplantmoretrees12sandwindsPara1.1.尝试许多方式来解决这个问题2.几个世纪以来3.一个大规模的运动Para2.1.还是个孩子的时候=whenhewasachild2.被困在…中，突然遭遇Para3.1.似乎已经做了…2.由于---的结果3..砍倒树木4.挖出，挖掘草坪Para4.醒来看到橘色的天空使得看到很难Para5.到达使人惊奇建议某人不要做某事带着面具Para6.组织…做某事PhrasesPara1.trymanywaystosolvethisproblemsforcenturiesamasscampaignPara2.asachildbecaughtinPara3.appeartohavedoneasaresultof…cutdowntreesdigupgrassPara4.wakeuptoanorangeskymakeitdifficulttoseePara5.arrivein/atsurprisepeopleadvisesb.nottodosthwearamaskPara6.prevent…(from)doing,stop…(from)doing,keep…fromdoingThefourmainplacesintheworld(wheretherearesandstorms)areCentralAsia,NorthAmerica,括号中的句子是什么从句？()A.地点状语从句B.定语从句C.宾语从句D.主语从句BPara.1and2CentralAfricaandAustraliaSentences1.Theyareoftensothickthatyoucannotseethesun,andthewindissometimesstrongenoughtomovesanddunes.para2沙尘暴能见度经常很低以至于看不见太阳，风有时大的能够移动沙丘.so---that---引导结果状语从句2.RenJianbo,describedaterriblesandstorm(that)heexperiencedasachildinthedesert.“Tohavebeencaughtinasandstormwasaterribleexperience.”para2任建波描述了他小时候在沙漠中经历的一次沙尘暴，“那次被围困在沙尘暴中的经历真是太可怕了.”3.Itwasthemostfrighteningandthemost(para2)dangeroussituation(that)Ihaveeverbeenin.这是我经历过的最可怕最危险的情形.4.Thisisaprocess｛thathappens（whenlandbecomesdesertbecauseofclimatechangesandbecausepeoplecutdowntreesanddigupgrass.）｝para3这一进程是在气候变化以及人们肆意砍伐森林和破会草皮从而导致土地沙漠化的情况下发生的.“…trafficmovesveryslowlybecausethethickdustmakesitdifficulttosee.”Para.4“traffic”means_____A.交通B.车辆B5TheChineseCentralWeatherStationcanforecastasandstormsomeweeksbeforeitarrivesinBeijing,butthestrengthofthestormsometimessurprisespeople.(Para5)中国中央气象中心能在沙尘暴到达北京前几周预报沙尘暴，但沙尘暴威力有时大得惊人。“Alreadythegovernmenthasplantedmorethan30billionandplanstocontinueplantingforthenextfiveyeas.”“Plans”的词性是_____A.verbB.nounAand连接并列谓语“hasplanted”和“plans”plantodo为固定搭配Para.6讲解：ListenandfillintheblanksSandstormshavebeenamajordisasterformanyAsiancountriesforcenturies.Sandstormsarestrong,drywinds.Thewindissometimes_________________movesanddunes.“______________________________asandstormwasaterribleexperience,”RenJianbosaid.Desertificationisaprocessthathappensbecausepeople____________treesand____________