学人教版选修六Unit 5 The power of naturereading课件（52PPT）.ppt

unit5 warmingupandreading thepowerofnature warmingup haveyoueverconsideredhowweakhumansarecomparedwithavolcanohurricaneorearthquake canyoulistsomenaturaldisasters earthquake flood drought thunderstorm tornado tsunami hurricane typhoon sandstorm snowstorm landslide山体滑坡 mud rockflow泥石流 volcano eruption volcano eruption gettoknowabout volcano 火山灰 火山口 岩浆 岩浆流 therocksundertheearthbecome andfinally fromthemountain howisavolcanoformed hotterandhotter erupt jointsbetweenthecontinents oftenneartheoceans whereismostpossibleforavolcanotoerupt extinctvolcano onethatisnolongeractiveatall dormantvolcano onethatisnotactiveatthemoment activevolcano onethatmayeruptatanytime whattypesofvolcanoesdoyouknow vesuviusvolcano inaugustofad79 mountvesuviuserupted theentireofthemountainexploded andahugeblackcloudroseintotheair soonstonesandhotashbegantofallonpompeii whentheeruptionendedtwodayslater pompeiiwasburiedunder20feetofstonesandashes almostallthepeopleweredead pompeii volcanologist v lk n l d st someonewhostudyvolcanoesiscalled collectandevaluateinformationaboutvolcanoes whatkindofthingsmightavolcanologistdo answer yes or no tothefollowingquestionstofindoutifyouaresuitableforbeingavolcanologist pre reading readthepassageanexcitingjobquicklyandtrytogetthemainideaofthepassage fastreading while reading whatisthemainideaofthepassage a aneruptionoccurredinhawaii b avolcanologist sjobisexciting c avolcanologist sexcitingjobandhisfirstsightofaneruption d asightofaneruptionishorrible c part1 para1 2 part2 para3 4 part3 para5 thewriter sjobanditsimportance thewriter sexperienceofwatchingthevolcaniceruption thereasonsforthewriter senthusiasmabouthisjob skimmingthetextandtrytofindoutmainideasofeachpart part1 para1 2 1 thewriterdoesn tmindtheoccasionaldangerofhisjobbecause a hetravelstounusualplacesandmeetsinterestingpeoplefromallovertheworldb helikesthedifferentwaysofworkingc hethinkshisjobthemostimportantd heisexcitedaboutdangersandfeelsalive 2 whereismountkilauea mountkilaueaisinhawaii d 3 tobespecific what sthejobofthewriter acollectinginformationfordatabaseaboutmountkilaueabanalyzetheinformationchelpthevillagerstomovetheirhomedhelpotherscientiststopredictwherelavawillflownextandhowfast ebothaandd e 4 whyisavolcanologist sjobimportant volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsosavemanylives parttwo para 3 4 whichcausesfarmoredamage theboilingrockorthelava why thelava thisisbecausenoonelivesnearthetopofmountkilaueawheretherocksfall whilethelavathatflowsslowlylikeawavedownthemountainburieseverythinginitspathunderthemoltenrock whydidthestrangesoundfailtocatchthewriter sattention becauseitwasarailwaytrainpassingmywindow becausethewriterwastootiredtonoticeit becausethewritergotusedtostrangesoundsaftertwoweeksinhawaii becausethewriterthoughtitwasduetoasmallearthquake a becausehisbedbeganshaking b becausehisbedroomsuddenlybecameasbrightasday c becausehethoughttherewasanearthquakeinhawaii d becausehewantedtocollectinformationabouttheeruption 3 whatcausedthevolcanologisttorunoutofthehouseintothebackgarden 4 whywasitdifficultforthewritertowalktowardstheedgeofthecrater thewriterwaswearingspecialprotectiveclothingthatmadeitdifficulttowalk partthree para 5 whatdoesthewriterfindimpressiveevenafterstudyingvolcanoesformorethantwentyyears theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdamage discussion whatdoyouthinkofvolcanologists job doyoulikeit whyorwhynot dangerous risky interesting challenging tiring boring important vital goodbye searchingreading analyzethesentencehavingcollectedandevaluatedtheinformation ihelpotherscientiststopredictwherethelavafromthevolcanowillflownextandhowfast havingcollectedandevaluatedtheinformation是 在句子中作 predict后是由where和how引导的两个 现在分词短语 时间状语 注 分词完成式作状语强调分词动作发生在句子谓语动词之前 宾语从句 2 whichsentenceinthetextcanbereplacedbythefollowingone thereasonwhyidon tmindthatmyjobissometimesdangerousisthatdangercanbeexcitingandmakemefullofenergy idon tmindbecausedangerexcitesmeandmakesmefeelalive 3 iamstillamazedattheirbeautyaswellasthetheirpotentialtocausegreatdamage potential means a possibilityb opportunity 4 translatethefollowingsentenceintochinese havingstudiedvolcanoesnowformanyyears iamstillamazedattheirbeautyaswellasthetheirpotentialtocausegreatdamage 虽然我从事火山很多年了 但是我对火山的壮丽景色以及它那潜在的巨大破坏力至今仍然感到惊愕不已 a discussion havinglearntalittlemoreabouttheworkofavolcanologist doy