选修6unit5市公开课一等奖省赛课微课金奖课件

基础知识自测1/69一、单词识记n.图解图表示意图_______Vi.暴发；突然发生________n.__________3.n.灰，灰末______4.在旁边，在……旁边______5.n.设备；装备________6.vt.任命；委派______7.vt.评定，预计_______8.n.波浪，vt.挥手________9.adj.绝正确，完全_______adv._________10.n/vt套装，适合_______11.n./adj.潜在，可能性______12.adj.实在，实际________13.n.侯选人________14.n.恐吓，威胁_________15.adj.宝贵，宝贵________16.n.文件，证件_________17.adj.不舒适__________18.adj.失去知觉_________19.vt.射中；射伤__________20.vi.摇摆，颤动________21.adj.忧虑，不安_______n.__________22.v/n.惊慌_________23.adj.各种多样________n._________24.vi.洗澡，游泳________25.n.观赏，感激_________26.vt.确保，担保__________27.n.Volcano________28n.hurricane________29n.questionnaire________30n.database_________31balcony_________32persuasion__________diagramerupteruptionashalongsideequipmentappointevaluateabsoluteabsolutelysuitpotentialactualcandidatethreatpreciousdocumentuncomfortableunconsciousshoottrembleanxiousanxietypanicdiversediversitybatheappreciationguarantee火山飓风问卷，调查表数据库，资料库阳台信服，说服wave2/69短语检测1.任命某人为________2.全部焚毁_______3.对……不屑一顾__________4.确凿事实_________5.适合于……________6.前往________7.没意识到______8.朝……射击__________9.飞快地__________10.为……担心____________渴望做某事___________11.陷入惊慌_______12.急忙看一遍__________13.由…到…不等________14.各种各样_________15.确保做某事___________appointsbas/tobeburntothegroundwave…asideanabsolutefactBesuitableforMakeone’swayBeunconsciousofShootatLikeashotbeanxiousaboutbeanxioustodogetintopanicGlancethroughVaryfrom…to…adiversityofguaranteetodo3/69earthquakefloodsdrought4/69thunder/lightningtornado/cyclonetsunamihurricane/typhoon5/69volcano-eruption6/69Whatdoyouknowaboutvolcano?Doyouknowhowavolcanoerupts?7/69volcano-eruptionBoilingrockeruptsfromthecrater;thelavaflowsslowlydownthemountain.MagmachamberLavaCraterAshcloud/volcanicash8/69Neartheoceans.2)Whereisthemostpossibleplacethatavolcanomayerupt?9/69Lookatthediagramontheright.Itshowsavolcanoerupting.Whatdoyouknowaboutvolcanoes?Shareyourknowledgewithothersinyourclass.Usesomeofthewordsonthediagraminyourdiscussion.10/69Haveyoueverthoughtabouthowpowerfulnatureis?Haveyoueverconsideredhowweakhumansarecomparedwithavolcano,hurricaneorearthquake?Yet,howeverweakweare,wearenotcompletelypowerless.Inyourgroupsdiscusswayshumanbeingprotectthemselvesfrompowerfulnaturalforces.11/69Unit5readingThepowerofnature12/69Canyouimagineclimbingintoalivevolcanoinordertomeasurethetemperatureoftheboilingrockinside?Canyouimaginedoingsuchdangerousworkaspartofyourjob?Doyouthinkyouwouldenjoystudyingvolcanoesasajob?Answer"yes"or"no"tothesequestionstofindoutifyouwouldbesuitableforthiswork.Pre-reading13/69QuestionsYesNo1Doyoulikeworkingoutsideaswellasinside?2Doyouenjoytravellingtounusualplaces?3Doyouenjoytakingrisks?4Doyoudislikedoingthesamethingeveryday?5Doyoulikeadventureinyourlife?6Areyouinterestedinstudyingrocksandotherthingsthatmakeup

thesurfaceoftheearth?Pre-readingIfyouanswered"yes"toallthesequestions,thenvolcanologycouldbeagoodcareerforyou.Readthepassageonthenextpagetofindoutmoreaboutbeingavolcanologist.14/69SkimmingIhavethegreatestjobintheworldDangerexcitesmeandmakesmefeelaliveProtectpeoplefromthevolcanoReadthepassageandanswer:Whyistheauthor'sjobimportant?15/69Whatmadetheauthorrealizethataneruptionoccurred?MybedbeganshakingAstrangesoundMybedroombecameasbrightasdayRedhotlavawasfountaininghundredsofmetresintotheairAnabsolutelyfantasticsight16/69Whatdidthescientistsdoaftertheeruption?Putonwhiteprotectivesuitshelmets,bigbootsDroppedascloseaspossibletothecraterSlowlymadeourwaytotheedgeofthecraterLookeddownintothered,boilingcentreClimbeddownintothecratertocollectsomelava17/692.Whatisthevolcanologistwearingwhengettingclosetothecrater?Heiswearingwhiteprotectivesuitsthatcoveredhiswholebody,helmets,bigbootsandspecialgloves,justlikeaspaceman.18/69Whyisavolcanologist'sjobimportant?2.WhereisMountKilauea?3.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?4.Whatcausedthewriter'sbedroomtobecomeasbrightasdayeventhoughitwasnight'?

Comprehension-ReadingAnswerthesequestionsusingcompletesentences.Volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsosavemanylives.MountKilaueaisinHawaii.Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.Thelightwascausedbythered-hotrocksandgasthateruptedfromthevolcano.19/696.Whywasitdifficultforthewrite~'towalktowardstheedgeofthecrater?7.Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemformanyyears?Theauthorwaswearingspecialprotectiveclothingthatmadeitdifficulttowalk.Theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdestruction.5.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?Thescientistsneededtogetsamplesofthelavasotheycouldstudythem.20/69Themainideaofthepassage:Part1(Pa1-2)Part2(Pa3-4)

Part3(Pa5)

Whatisthewriter’sjobandtheimportanceofhisjob?

Thewriter’sexperienceofwatchingthevolcanoeruption.

Thereasonswhythewriterisenthusiasticabouthisjob?Analyzethereadingpassage21/69Choosethebestanswer:1.Thewriterdoesn'tmindtheoccasionaldangerofhisjobbecause____.A.HetravelstounusualplacesandmeetsinterestingpeoplefromallovertheworldB.HelikesthedifferentwaysofworkingC.HethinkshisjobthemostimportantD.Heisexcitedaboutdangersandfeelsalive.D22/692.Whatdoesthewritermeanbyusing“lucky”inthesentence“Iwasluckyenoughtohaveamuchcloserlookatit.”?A.Hefeltmuchsaferonthetopwhiletheothertwoscientistsclimbeddownintothecrater.B.Itwashisfirstsightofaneruption.C.Itwasthefirsttimeforhimtowatchthecrater.D.BothBandC.D23/69知识点解析24/69

Ihavethegreatestjobintheworld.Itraveltounusualplacesandworkalongsidepeoplefromallovertheworld.Sometimesworkingoutdoors,sometimesinanoffice,sometimesusingscientificequipmentandsometimesmeetinglocalpeopleandtourists,Iamneverbored.Althoughmyjobisoccasionallydangerous,Idon'tmindbecausedangerexcitesmeandmakesmefeelalive.However,themostimportantthingaboutmyjobisthatIhelpprotectordinarypeoplefromoneofthemostpowerfulforcesonearth-thevolcano.Paragraph125/69borevt.使……感到厌烦；n.令人厌烦人或物，麻烦TomBlair’sspeechboredmostoftheaudience.布莱尔讲话使大部分观众感到厌烦。【想一想】英语中有部分及物动词，如bore,tire,excite,surprise,interest,worry,astonish,shock,frighten,terrify,disappoint,satisfy,inspire,encourage,puzzle等，它们v.-ing形式adj.表示主体名词令人有某种感受，而它们v.-ed式adj.表示主体名词本身有某种感受。【练一练】①He__________________thesamethingeveryday.②He______bytalkingforhoursabouthisnewcar.他大讲他新车使我们感到厌烦。③MrSmith,

ofthe

speech,startedtoreadanovel.A.tired;boredB.tired;boringC.tiring;boredD.tiring,boring④Itisbelievedthatifabookis

itwillsurely

thereader.A.interested;interestB.interesting;beinterestedC.interested;beinterestingD.interesting;interestwasboredwith/ofdoing

boredus

BD26/69

IwasappointedasavolcanologistworkingfortheHawaiianVolcanoObservatory(HVO)twentyyearsago.MyjobiscollectinginformationforadatabaseaboutMountKilauea,whichisoneofthemostactivevolcanoesinHawaii.

Havingcollectedandevaluatedtheinformation,Ihelpotherscientiststopredictwherelavafromthevolcanowillflownextandhowfast.Ourworkhassavedmanylivesbecausepeopleinthepathofthelavacanbewarnedtoleavetheirhouses.Unfortunately,wecannotmovetheirhomesoutoftheway,andmanyhouseshavebeencoveredwithlavaorburnedtotheground.Paragraph227/69appointvt.任命，委派；约定，指定，安排[归纳拓展]①)Theyhaveappointedanewheadmasteratmyson’sschool.②Theyappointedhim(as)captainoftheEnglishteam.③Thetimeappointedforthemeetingwas10∶30.[即境活用]我们在考虑指定他当秘书。Weareconsidering________________________actassecretary.appointinghimto28/69

Whenboilingrockeruptsfromavolcanoandcrashesbacktoearth,itcauseslessdamagethanyoumightimagine.ThisisbecausenoonelivesnearthetopofMountKilauea,wheretherocksfall.Thelavathatflowsslowlylikeawavedownthemountaincausesfarmoredamagebecauseitburieseverythinginitspathunderthemoltenrock.However,theeruptionitselfisreallyexcitingtowatchandIshallneverforgetmyfirstsightofone.ItwasinthesecondweekafterIarrivedinHawaii.Havingworkedhardallday,Iwenttobedearly.Iwasfastasleep

whensuddenlymybedbeganshakingandIheardastrangesound,likearailwaytrainpassingmywindow.HavingexperiencedquiteafewearthquakesinHawaiialready,Ididn'ttakemuchnotice.Iwasabouttogobacktosleepwhensuddenlymybedroombecameasbrightasday.IranoutofthehouseintothebackgardenwhereIcouldseeMountKilaueainthedistance.Therehadbeenaneruptionfromthesideofthemountainandredhotlavawasfountaininghundredsofmetresintotheair.Itwasanabsolutelyfantasticsight.Paragraph329/69

ThedayafterthiseruptionIwasluckyenoughtohaveamuchcloserlookatit.TwootherscientistsandIweredrivenupthemountainanddroppedascloseaspossibletothecraterthathadbeenformedduringtheeruption.Havingearliercollectedspecialclothesfromtheobservatory,weputthemonbeforewewentanycloser.Allthreeofuslookedlikespacemen.Wehadwhiteprotectivesuitsthatcoveredourwholebody,helmets,bigbootsandspecialgloves.Itwasnoteasytowalkinthesesuits,butweslowlymadeourwaytotheedgeofthecraterandlookeddownintothered,boilingcentre.Theothertwoclimbeddownintothecratertocollectsomelavaforlaterstudy,butthisbeingmyfirstexperience,Istayedatthetopandwatchedthem.

Paragraph430/69(1)Itis/willbe+时间段+before从句“要过多久才……”before从句用普通现在时(2)Itwas+时间段+before从句“过了多久才……”before从句用普通过去时(3)Itwon’tbe+时间段+before从句“不用过多久就会……”before从句用普通现在时(4)Itwasn’t+时间段+before从句“没过多久就……”before从句用普通过去时(5)Itis+时间段+since从句“自……以来已经有多久了”，since从句中用普通过去时Eg.Wewaitedalongtimebeforethetrainarrived.我们等了很长时间火车才抵达。Itwillbetwoyearsbeforewemeetagain.要等两年我们才能再见面。Hehadn’tgoneamilebeforehefelttired.走了不到一英里他就累了。31/69makeone’swayto/towards向走去makeway(forsb./sth.)某人/某事物经过；给某人/某事物让路fightone’sway打出道路；奋勇前进findawayout找到出路findone’swayto/into设法抵达；抵达giveway撤退；让路；让步；退让；屈服；断裂；坍毁feelone’sway探索着走；.慎重行事goalong/good/greatway大有帮助；