课时讲练通高中英语Module4SandstormsinAsiaPeriod1IntroductionReadingandVocabulary（文本研读课+教学能手示范课）课件外研版必修3.ppt

M4 SandstormsinAsia Objectives TolearnaboutsandstormsinAsiaTolearnwhatcausethesandstormTolearnhowtopreventthesandstorm We velearnedaboutmanynaturaldisastersinModule3 Doyourememberthem earthquake flood tornado lightning Beautifullandscapes Butonedaysomethinghappened Howhorrible 1 Whathappenedinthesepictures 2 Howaboutthesky 3 Whydotheywearmasks Discussion Theskyisyellowanditisdifficultforustoseethingsclearly HuangXiaomei wholivesinBeijingsays Tobecyclinginasandstormisfrightening Thewindsareverystrong It sdifficulttobreatheandthedustmakesmeill Soifyouwanttogoout you dbetterwearamask 生活在北京的黄晓梅说 在沙尘暴中骑自行车真可怕 风很大 呼吸起来很困难 并且沙尘使我感到不舒服 所以如果你想出去你最好戴上口罩 Howfrightening 吓人的 可怕的 Whatnaturaldisasterisit Itisasandstorm cycle wear mask Thesandalmostburiesthehouse Lookatthepicturebelow Completethesentencesusingthecorrectformofthesewords Therehasbeena It fortenhoursandwasvery Thewind thesandhigharoundthehouses andsomecarswerealmostcompletely bythesand sandstorm lasted frightening wasblowing buried blowburyfrighteninglast v sandstorm has A C B InnerMongolia Gansu Xinjiang majorsandstormcentersinChina GansuandWesternInnerMongolia BeijingandNortheastInnerMongolia InnerMongoliaseesmanysandstormseveryyear Itisfarawayfromthesea soitisaninland 内地的 region Causes 1 Cuttingdowntoomanytrees 2 Desertification 沙漠化 3 Hightemperatureandlittlerain 4 Seriousairandwaterpollution 5 Thegrowingpopulationoftheworld 6 Improperuseofland Inyouropinionwhatcausedthesandstorm Discussion Measures 1 Weshouldplantmoretreesandgrowmoregrass 2 Controlairandwaterpollution 3 Buildgreenfencesalongthedesert 4 Forecastsandstorm srealtimetopreventdisaster 5 Allcountriesshouldjoinhandstoproposeaplaninsandstormscontrolandprevention Whatshouldwedotopreventsandstorm Thedaybeforeyesterday Yesterday Today Lookatthesepictures Nowworkinpairs Discusswhatweshoulddotoprotectourenvironment Usefulwordsandexpressions throwtherubbishintodustbins 将垃圾扔进垃圾桶 cutdowntrees 砍树 pourwastewaterinto 把废水倒入 save 节约 plasticbags 塑料袋 digupgrass 破坏植被 plantmoretrees recycleusefulrubbish 回收有用垃圾 Whatcanwedotoprotectourenvironment Plantmoretreesandgrowmoregrass Reduceairpollution livealowcarbondioxidelife 低碳生活 Putdifferentgarbageintodifferentbags Recycleusefulrubbish Usesomenewenergy suchaswind waterandsun Usefewerplasticbags Takethebusorwalkinsteadofdrivingcars Don teattoomuchmeat Don tusedisposablechopsticks Othersuggestionsonprotectingourenvironment Forexample Goodmorning everyone I mgladtostandheretomakeaspeech Mytopicishow