Module4-Sandstorms-in-Asia解读.ppt

SandstormsinAsia Book3Module4 Pleaselookatthesepictures Howbeautifultheyare Butonedaysomethinghappened Whatisthisnaturaldisaster Itisasandstorm Lookatthepicturebelowanddescribethefollowingwords blowburyfrighteninglast v sandstorm Therehasbeena It fortenhoursandwasvery Thewind thesandhigharoundthehouses andsomecarswerealmostcompletely bythesand sandstorm lasted frightening belw wasblowing buried has blowburyfrighteninglast v sandstorm digearthquakeprotectsignthePacificOcean1Sandstormsbeginindesertareas 2Desertsarecreatedbyclimatechanges 3Desertsarealsocreatedbecausepeoplecutdowntreesanddigupgrass 4SandstormsfromAsiahaveblownacrossthePacificOceantoAmerica 5Sandstormscan tbeprevented 6Theinlandregionhasmoresandstormsthantheonenearthesea 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 reading Readfastandtrytofindthemainideaofeachparagraph FastReading thisarticlecanbedividedintothreeparts givethemainideaofeachpart PartI PartII Part para1 para2 5 para6 Sandstormisa inAsia the description causes effects suggestion ofsandstorm majordisaster Measurestopreventsandstorm plantingtrees Desertification changes trees grass an sky strong cityinathick brown yellow moveslowly difficulttoseeandbreathe advise nottogoout wearamask orange winds climate cutdown digup dust Detailedreading majordisaster plantmoretrees sand winds SandstormshavebeenamajordisasterformanyAsiancountriesforcenturies ScientistshavetriedmanywaystosolvethisproblemandinChina amasscampaignhasbeenstartedtohelpsolveit Sandstormsarestrong drywindsthatcarrysand Theyareoftensothickthatyoucannotseethesun andthewindissometimesstrongenoughtomovesanddunes ThefourmainplacesintheworldwheretherearesandstormsareCentralAsia NorthAmerican CentralAfricaandAustralia Renjianbo fromInnerMongoliadescribedaterriblesandstormheexperiencedasachildinthedesert Tobecaughtinasandstormwasaterribleexperience hesaid Therewasnothingtobedone Itwasthemostfrighteningandthemostdangeroussituation I veeverbeenin Youjusthadtohopeyou dsurvive IthoughtIwasgoingtodisapearunderthesand NorthwestChinaispartofthesandstormcentreinCentralAsia Sandstormbeginsindesertareas SandstormsinChinaappeartohaveincreasedinrecentyearsasaresultof Desertification Thisisaprocessthathappenswhenlandbecomesdesertbecauseofclimatechangesandbecausepeoplecutdowntreesanddigupgrass SandstormsometimesaffectBeijing citizenswakeuptoanorangeskyandstrongwindsthatcoverthecityinathick brown yellowdust Thestormsometimescontinuealldayandtrafficmovesveryslowlybecausethethickdustmakeitdifficulttosee Para1 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 阻止 做某事 Phrases Para1 trymanywaystosolvethisproblemsforcenturiesamasscampaignPara2 asachildbecaughtinPara3 appeartohavedoneasaresultof cutdowntreesdigupgrassPara4 wakeuptoanorangeskymakeitdifficulttoseePara5 arrivein atsurprisepeopleadvisesb nottodosthwearamaskPara6 prevent from doing stop from doing keep fromdoing Languagepoints1 majoradj 较大的 较多的 主要的 主修的 较重要的vi 主修 专攻n 主修课程 主修学生majorityn 大多数例 majorproblems主要问题themajorsubjects主修课程playamajorroleinsth 在某事中起重要作用majorinsth 主修a themajorityof 的大多数Thestudentsmajorinchemistry 这些学生主修化学 Themajorityofstudentswas wereindifferenttothepoliticalmeeting 大多数学生对政治会议漠不关心 1 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 2 Theyareoftensothickthatyoucannotseethesun andthewindissometimesstrongenoughtomovesanddunes 沙尘暴经常是非常混浊的以至于你看不见太阳 而且风有时大得能够刮动沙丘 so that 引导结果状语从句 如此 以至于 常用句型如下 3 becaughtin被困于 遭遇 catchIamoftencaughtinaheavytrafficonmywaytoschool 我在上学路上常常遇到塞车 知识拓展 becaughtintheheavyrain snowstorm sandstorm traffic突然遭到大雨 暴风雪 沙尘暴 交通拥挤 becaughtdoing被撞见做某事 catchone sattention吸引某人的注意catchfire着火catchupwith赶上 4 cutdown砍倒 使倒下 削减 压缩 减价Manybigtreesalongtheroadhavebeencutdownforbuildinghouses 路边的许多大树都被砍掉用来建房了 拓展 cutin插话 cutoff中止 切断 隔绝 5 strengthn U 力量 力气 体力 实力 Hehasbeendoingweight trainingtobuilduphisstrength 他一直进行举重训练以增强体力 Muchofthecountry smilitarystrengthliesinitsmissileforce 这个国家的军事实力主要体现在导弹部队上 Theboyliftedthestonewithallhisstrength withallone sstrength尽力strengthenv 加强 6 prevent from 阻止 制止stopsb from doingsth 阻止某人做某事keepsb fromdoingsth 阻止某人做某事protectsb from 保护某人不受 侵袭 挡住 防御提示 1 在被动句中from均不能省略 如 Wewerestopped prevented keptfromgoingoutbytheheavyrain 大雨使我们无法外出 2 protect from 中from后接能带来伤害或损害之物 如 Theyhuddledtogethertoprotectthemselvesfromthewind 他们挤在一起 免受风吹 7 haveaneffecton对 有影响Smokinghasabadeffectonhealth 吸烟对身体有不良影响 Theradiationleakhashadadisastrouseffecton upontheenvironment 核辐射泄漏给环境带来了灾难性的影响 8 concernedadj 关心的 有关的 常用于名词之后 挂念的 担心的Eg Itisreportedthatthepopsingerisconcernedwithsellingdrugs 据报道 那个流行歌手涉嫌贩毒 I mabitconcernedabout foryourhealth 我有点担心你的健康 concernvt 涉及 关系到 n 利害 关系 关心concerningprep 关于beconcernedabout over for关心 挂念beconcernedwith in牵涉到 与 有关as so faras isconcerned就 来说 就 而言 Thefourmainplacesintheworld 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 B Para 1and2 CentralAfricaandAustralia Sentences 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 B 5TheChineseCentralWeatherStationcanforecastasandstormsomeweeksbeforeitarrivesinBeijing 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 noun A and连接并列谓语 hasplanted 和 plans plantodo为固定搭配 Para 6 讲解 appeartodo tobedoing tohavedone Itappearsthat Heappearstobetalkingtohimself Itappearsthatheistalkingtohimself SandstormsinChinaappeartohaveincreasedinrecentyears ItappearsthatsandstormsinChinahaveincreasedinrecentyears Itappearedthathewasunhappy Heappearedtobeunhappy appear不用进行时态 动词不定式 Todothatsortofthingisfoolish Iwanttoseeyouthisevening Allyouhavetodoistofinishitquickly Wefoundahousetolivein ShecameheretostudyEnglish Iwarnedthepatientnottoeatcoldwateraftertheoperation 主语 宾语 表语 定语 状语 宾补 动词不定式的时态 1 Heseemstoknowthis 2 Ihopetoseeyounextweek 一般式 todo 不定式的一般式所表示的动作 状态 与句子谓语的动作同时 或几乎同时 发生 或之后发生 I mgladtomeetyou Sheinvitedmetoattendthemeeting Theboyisoldenoughtogotoschool to 动词原形表示主动 Grammar1 Therewasnothingtobedone I dliketobetoldwhat sgoingon Nothingisallowedtobetakenoutofthereadingroom tobe 动词的过去分词表被动 不定式一般式所表示的动作通常与谓语所表示的动作或状态同时发生 或在它之后发生 进行式 tobedoing 1 HepretendedtobeworkingwhenIcamein 2 Heseemstobethinkingdeeply withoutnoticingmepassinghim 表示谓语表示的动作 情况 发生时 不定式所表示的动作正在进行 动词不定式的时态 Tobecyclinginasandstormisfrightening Theypretendedtobeworkinghardwhentheirbosspassedthem tobe 动词ing 不定式进行式表示动作正在进行 与谓语动词表示的动作同时发生 动词不定式的时态 完成式 tohavedone 1 Iamsorrytohavekeptyouwaitingsolong 2 YouseemedtohavereadthenovelwrittenbyMr Smith 不定式的动作发生在谓语表示的动作之前 I mtheonlypersoninmyfamilytohavebeeninasandstorm 2 Heisnotlikelytohavegotmyletter tohave 动词的过去分词 Grammar1 5 Observation Tohavebeencaughtinasandstormisaterribleexperience 2 Theroomwassaidtohavebeencleaned to havebeen 过去分词 不定式完成式所表示的动作在谓语动词所表示的动作之前发生 Grammar1 6 ExercisefinishtheexerciseatActivity2 Page34 Answers Itisdangeroustotravelduringasandstorm Expertshopetolearnmoreaboutthemovementofthunderstorms Weweretoldnottoleavethehouse Theworkonthehouseneedstobecompleted thework bytheendoftheweek Mosthousesseemtohavebeendestroyedbythestorm Grammar1 Exercise FinishtheexerciseatActivity3 P34 Answers Itisfrighteningtowalkintheroadinasandstorm IhopeIreachhomesoon Expertshopetolearnmoreaboutthemovementofsandstorms I dliketobetoldaboutthesituationbeforenow Theworkneedstobecompletedbytheendoftheweek Myfatherwasoutofthecitywhenthesandstormcame Hewasverygladtohavemissedit Thebuildinghastobefinishedbytheendoftheyear Toseearealsandstormwasveryfrightening Listening VocabularyFinishtheexerciseatActivity1 Page35 Answers atmospheredamagechemicalenvironmentmeltrecyclecarbondioxidethePolesgarbagepollution Grammar2 Finishthefollowingexercises 1 IwaswatchinganinterestingTVprogramabouthowtomakedinnerslastnightwhenelectricitywasout andIcouldn t tothebed A butgoingB helpbuttogoC helpgoingD choosebutgo2 inaheavyrain Robertfellillandcouldn tbut foraleave A Caught toaskB Catching askC Catching toaskD Caught ask cannotbut V 动词原形 dobut V 动词原形 cannothelp choosebut V 动词原形 Grammar2 Finishthefollowingexercises 1 Hedoesnothingbut talk 2 Themancoulddonothingbut wait 3 Wehavenochoicebut wait 4 Theywantnothingbut succeed Howdidyouspendyourweekend Joe Ididn tfindanythinginterestingforme somewashinginsteadofmymother A butdidB butdoC butdoingD buttodo talk wait towait tosucceed 如果主动词是do的任一形式的话 but后面就省略to 有DO就没TO Function agreements disagreements Icouldn tagreewithyoumore Ithinkyou reabsolutelyright Idisagreewithyouall IamafraidIcannotagreewithyou Idon tthinkso FunctionExerciseFilltheblankwiththephraseswelearntjustnow A Weneedtoplantmoretrees B 2 Thetrafficinthiscityjustdoesn tmove 3 A Peopledon tcareenoughabouttheenvironment B 4 Ican tseeanything There ssandeverywhere Icouldn tagreewithyoumore Ithinkyou reabsolutelyright Itcouldn tbeworse It sabsolutelyhopeless Icouldn tagreewithyoumore Ithinkyou reabsolutelyright Itcouldn tbeworse It sabsolutelyhopeless Inordertoprotectourearth manyGreenMovementshavebeenheldallovertheworld whatshouldwedo Neverdoevildeednomatterhowtrifling 勿以善小而不为 勿以恶小而为之 Talkaboutsandstormsinpairs Youcanaskandanswerthefollowingquestions andyoumayaddsomeotherdetails Whatisasandstorm Wheredoesitoccurintheworld inChina Whatisthecausesofsandstorms Whatshouldwedoifsandstormsoccur Howcanwepreventsandstorms Pairwork Dialogue Cause cuttingdowntoomanytrees desertification 沙漠化 hightemperatureandlittlerain seriousairandwaterpollution thegrowingpopulationoftheworld improperuseofland 1 Weshouldplantmoretreesandgrowmoregrass 2 Controlairandwaterpollution 3 Buildgreenfencesalongthedesert 4 Forecastsandstorm srealtimetopreventdisaster 5 Allcountriesshouldjoinhandstoproposeaplaninsandstormscontrolandprevention Measures Writing世界环保日前夕 联合国教科文组织就如何处理城市垃圾箱全世界中学生征文 请你以SavingOurCity为题 写