选修六unitreading.ppt

Unit4GlobalWarming LightourcitiesHeatourbuildings 1 Whatdoweuseenergyfor Manythingsconsumeenergyinourdailylife 2 Wheredoesallthisenergycomefrom Windpower acoalpowerstation anoilrefinery anuclearpowerplant 炼油厂 solarpanels hydro electricdam Renewablenon renewable energysources suppliesofitneverrunout onedaytheywillrunout Renewableornon renewable Renewableornon renewable CoalOilNaturalgasUranium Wind windpower Sun solarenergy Water hydro electricpower Plantwaste biomassenergy Hotspringsorgeysers geothermalenergy Thesea tidalenergy Fossilfuels Non renewable Renewable 化石燃料 3 Whatarefossilfuels Ancientanimalandplantmaterialbelowthesurfaceoftheearthwithahighcarboncontent suchascoal oilandnaturalgas whichcanbeburnttoproduceenergy Alsoknownasnon renewableenergybecauseoncetheyareusedtheyhavegoneforever theycannotberenewed 4 Whatisthegreenhousemadeandusedfor Agreenhouseismadeofglassandisusedforgrowingplants especiallyduringcoldweather 5 Howdoesitwork Theairinsideiswarmbecausetheglasstrapstheheatfromthesunandkeepsitfromescaping Thismakesthegreenhouseheatupandsotheplantscangrowthroughoutthecoldperiod 6 Whatarethe greenhousegases Intheatmospheresurroundingtheearththerearegases whicharecalled greenhousegases includingcarbondioxide methane 甲烷 沼气 andwatervapor 7 Whatdoyouthinkgreenhousegasesdo Theytrapheatfromthesunandthereforewarmtheearth TheEarthIsBecomingWarmer ButDoesItMatter Lookatthemagazinetitlequicklyandtrytofindout howisthetextorganized Ithasatitle afirstparagraphthatisinbold themaintext Diagram graph somequotes FastReading Readthetextfastandanswerthequestionsonpage27Ex1 Whowrotethemagazinearticle Whatisthenameofthemagazine SophieArmstrongwrotethemagazinearticle ThenameofthemagazineisEarthCare Whatarethenamesofthethreescientistsmentionedinthearticle TheyareDr JaniceFoster CharlesKeelingandGeorgeHambley 3 Whatdotheythinkaboutglobalwarming Dotheyagreewithoneanother Theydon tagreewitheachother Dr JaniceFosterthinkstheeffectsofglobalwarmingcouldbeveryserious GeorgeHambleythinksglobalwarmingwillbemildwithfewbadenvironmentalconsequences 4 Whatarethetwographsabout Graph1showsthetemperatureincreaseofonedegreeFahrenheitbetween1860to2000 Graph2showsthecarbondioxidecontentintheatmospherefrom1957to1997 Graph1 Graph2 Whatisthemaintopicofthearticle Globalwarming CarefulReading Readthetextcarefullyandsumupthemainideaofeachpart Partone para1 Introduceatopic raiseaquestion Parttwo para2 5 Explainhowglobalwarmingcomesabout Partthree para6 Listtwodifferentattitudes Partfour para7 Drawaconclusion 1 Whatisthepurposeoftheparagraphthatisinbold Tointroducethetopic Toillustrate 阐述 pointsbyprovidingevidence 2 Whatarethediagramsfor Questionnaires 3 Theauthorprobablyagreesthat A actuallyglobalwarmingisgoodforman B weshoulddonothingabouttheglobalwarming C catastropheswillhappeniftheglobekeepsonwarming D alotremainstobefoundoutabouttheeffectsofglobalwarming 4 Buttherearesomeverydifferentattitudesamongscientiststowardsthisissue issue heremeansthesameastheonein A Iboughtthenewstampthedayofitsissue B Theyaretalkingaboutoneofthekeyissuesintheelectioncampaign C Thegovernmentisexpectedtoissueastatementabouttheelection D Themagazinehas12issueseachyear Reading ReadwiththetapeandfinishPart2onpage27True false 1 Howhastheglobalwarmingcomeabout 2 Whataretheeffectsofglobalwarming CarefulReading Readthetextagainandanswerthequestions 1 Howhastheglobalwarmingcomeabout HumanactivityTheburningoffossilfuels greenhousegasesgreenhouseeffect Hugequantitiesofextracarbondioxide Weneedthosegases 2 Whataretheeffectsofglobalwarming Encourageagreaterrangeofanimals Thesealeveltorise Severestorms floods droughts famines thespreadofdiseases anddisappearanceofspecies Makeplantsgrowquicker Cropswillproducemore Badeffects Goodeffects Ofthetwoideas whichareyouinfavorof TheDrJaniceFoster s Why Becausewehavewitnessedalargenumberofdisasterspredictedbysomepeople tsunami Thesealeveltorise tornados Severestorms droughts famines thespreadofdiseases destructionofspecies Dicussion Whatshouldwedoabouttheterribleeffectsabove Trytoreducetheuseofmotorvehicles electricvehicle bike running Solarenergycar Plantingtrees Cleaningtherubbish Usinglanguage Whatcanwedoaboutglobalwarming 1 Whoarethewritersoftheletters OuyangGuangandtheeditorofEarthCare Reading 2 What sthepurposeofOuyangGuang sletter Togetsomesuggestionsforwhathecandoaboutglobalwarming ReadOuyang semailandanswer 3 WhatareOuyangGuang stwoconcerns Thefirstisthathefeelsthatindividualcannothaveeffectonhugeenvironmentalproblems Thesecondisthatheisnotsurewheretostartwithhisproject 5 DoesEarthCareagreewithOuyangGuang sopinionthatindividualscanhavelittleeffect No EarthCaredoesn tagree ReadEarthCare sreplyandanswer 6 WhatsuggestionsdoesEarthCaregivehim Turnelectricalappliancesoffwhennotusingthem Don tturnuptheheat putonmoreclothes Walkorrideabike don tdrive Recycle Buythingsmadefromrecycledmaterials Buyproductsthatuselessenergy Planttrees Talkwithfamilyandfriendsaboutglobalwarming GroupDiscussion Whatelseshouldourgovernmentdotoslowdownglobalwarming 1 Givemoneytogreenthesurroundingsandprotecttheforests 2 Encouragepeopletofindandusemorerenewableenergy rareplants rareanimals 3 Makelawstoprotectrareplantsandanimals Returnthegreenworldtous Let smakethisworldabetterplace Haveaniceday Goodbye 1 onbehalfof代表 一方 作为 的代言人I dliketothankyouonbehalfofmyfamily 2 putupwith忍受 容忍 tolerateIdon tknowhowyouputupwiththeirendlessquarrels putforward提出putoff推迟 延期putout扑灭 熄灭putthrough接通电话puton穿上 上演putdown记下 平定putaside储存 放在一边 Icannotputupwiththetoothache Wecan tchangethebadweather sowemustputupwithit Iwon tputupwithherrudenessanylonger Ican tputupwithstressofstudy 3 advocatevt 拥护 提倡 主张advocate doing sth 提倡做某事advocatethatsb should do 提倡 如 Idon tadvocatebuildingafactoryaroundourschool Peopleadvocatethatsomething should bedonetoprotecttheenvironment 4 electricalapplianceonsolongasyouareusingit electric 电的 电力的 指产生电的或用电直接产生的或用电操作等 electricgenerator发电机anelectricshock触电anelectriclight电灯electrical adj 与电有关的concerningelectricity概括总称电器anelectricalengineer anelectricalfault 电力故障electricalequipment appliances 5 solongas aslongasconj 只要 如果 It sOKtoleaveanelectricalapplianceonsolongasyouareusingit 2 只要你不把书弄脏 就可以借给你 只要你在使用电器 使它处于工作状态是可以的 Youmayborrowthebooksolongasyoukeepitclean Doyouhaveaminute I vegotsomethingtotellyou OK youmakeitshort A nowthatB ifonlyC solongasD everytime 点拨 nowthat既然 表示原因 ifonly是 就好了 后面一般用虚拟语气 everytime每次 每当 表示时间 同义词组 onconditionthat onlyif ifproviding that provided that 注意 aslongas有时表示 像 那么久 onlyif接从句用于句首 主句主谓语倒装 ifonly表达 要是 该多好啊 需要虚拟语气 同义表达 Youcangooutonconditionthatyouwearanovercoat Youcangoout youwearanovercoat Youcangoout youwearanovercoat Youcangoout youwearanovercoat as solongas