高中英语 Module 4 Period Ⅰ Previewing同步备课课件 外研版必修3.ppt

美文阅读 howtosurviveasandstormsandstormsareamongnature smostviolentandunpredictablephenomena 现象 highwindsliftsandintotheair reducingvisibility 能见度 toalmostnothinginafewseconds wearorcarryclothingthatcoversyourbodytoprotectyourselffromthesandblasting andtokeepwarm outrun 比 跑得快 thestorm ifyouseeasandstormfromadistance andyouareinavehicleorhaveaccesstoone youmaybeabletooutrunit somesandstormscantravelatmorethan75milesperhour buttheyoftentravelmuchslower tryingtooutrunastorm however isnotadvisableifyouhavetoputyourselfatriskbytravelingathighspeed ifthestormiscatchingupwithyou it sbesttostopandprepareforit takecoverandstaystill donotattempttomoveaboutinastorm asyouwillnotbeabletoseepotentialdangerinyourpath ifyou reinahouse stayinside ifyoucanquicklyreachsuchaplacebeforeasandstormreachesyou getthereasquicklyaspossible closeallwindowsanddoors andwaitoutthestorm ifyou reinavehicle rollupthewindowsandturnofftheventsthatbringoutsideairin ifyouareoutside seekoutalargerocktoprotectyourselfatleastpartially protectyourselffromflyingobjects coverasmuchofyourbodyaspossibletoprotectyourselffromflyingsand inaddition whilethesandcanhurt asandstorm shighwindscanalsocarryheavier andhencemoredangerous objects ifyoufindyourselfnoplacetostay trytostaylowtothegroundandprotectyourheadwithyourarms orabackpack 教师用书独具演示 教学目标本课时主要是通过学生对学案所给出的内容的学习 了解本课文中所出现的词汇 初步了解课文以及相关的背景知识 对下一堂课对课文的全面理解起到一个铺垫作用 教学地位该部分为此模块的warmingup 介绍了与 沙尘暴 有关的词汇 并设计了三个练习活动 通过教材设计的这三个活动 可以让学生初步熟悉这些词的意义 为以后的各项学习活动做好准备 新课导入建议教师可以利用一张沙尘暴的图片导入新课 如 lookatthepicture whathappens thereisaterriblesandstorm somecarsarealmostburied thatis theyarealmostcoveredwithsand 教师在引入单词时 重复需要强调的单词 有必要时可以写上黑板 演示结束 篇章结构阅读p32的文章 完成下面表格 每空不超过3个词 3 whichstatementiswrong a peoplesometimescan tforecastthestrengthofastorm b thegovernmentplanstocontinueplantingtreesforthenexttenyears c northwestchinaispartofthesandstormcenterincentralasia 4 accordingtothetext wecanlearnthatsandstorms a causepeopletobuymoremasksb aredifficulttodealwithc arenotdangerousbutfrightening 5 whichofthefollowingistrueaccordingtothetext a renjianbothoughthewouldprobablydiefromthesandstorm b asandstormcanbeforecastseveralmonthsbeforeitarrives c sandstormsoccurinbeijingmainlybecauseofitsdryclimate 答案 1 5cbbba 课文缩写用所给单词或短语的正确形式完成课文缩写sandstormshavebeenamajor1 formanyasiancountriesforcenturies scientistshavetriedmanywaysto2 thisproblem sandstormsarestrong drywindsthatcarrysand theyareoften3 thickthatyoucannotseethesun andthewindissometimesstrongenoughtomovesand 4 thefourmainplacesintheworld5 therearesandstormsarecentralasia northamerica centralafricaandaustralia renjianbodescribedaterriblesandstormheexperiencedasachildinthedesert to6 asandstormwasaterrible7 hesaid itwasthemost8 andthemostdangerous9 i veeverbeenin youjusthadtohopeyou d10 ithoughtiwasgoingtodisappearunderthesand 答案 1 disaster2 solve3 so4 dunes5 where6 havebeencaughtin7 experience8 frightening9 situation10 survive 短语填空1 wethestormandgotwet 2 wemustthisdiseasespreading 3 manybigtreesalongtheroadhavebeenforbuildinghouses 4 theycameinsoasnottotakeuptime 5 wemustthefactthatthiskindofanimalisinthedangerofdyingout 答案 1 were gotcaughtin2 prevent from3 cutdown4 oneafteranother5 wakeupto 句型背诵1 theyareoftensothickthatyoucannotseethesun andthewindissometimesstrongenoughtomovesanddunes 沙尘常常如此之厚以至于你看不到太阳 并且有时候风很强 足以移动沙丘 2 tohavebeencaughtinasandstormwasaterribleexperience 遭遇沙尘暴是一次很可怕的经历 3 sandstormsinchinaappeartohaveincreasedinrecentyearsasaresultof desertification 近些年来沙漠化导致的沙尘暴在中国似乎有所增加 4 thestormssometimescontinueall