牛津译林版必修五Unit The environment公开课

ProjectUnit2Writingareport(1)Whatarethethreelongestfreshwaterriversintheworld?1．TheRiverNileinAfrica2．TheAmazonRiverinSouthAmerica3．TheYangtzeRiverinChinaAquizHowlongisTheYangtzeRiver?Whereisthesourceoftheriver?Howmanyprovincesdoesitrunsacross?Itrunsacrossnineprovinces．Itis6,300kilometerslong．ItstartsfromtheTuotuoRiverintheKunlunMountainandflowsintotheEastChinaSea．QutangGorgeXilingGorgeWuGorgeWhatisthemostfamousnaturalscenery?

ThreeGorgesDamWhatisthefamousmanmadeproject?WuhanNanjingJianyingThefamousbridgesovertheriver．WushanXilingChongqingWuhuAnqingJiujiangWeareproudofthegreatriver!Weenjoyitsbeautifulsceneries!But…ProtectingtheYangtzeRiverProjectWritingareport

Readthepassagequicklyandfindoutthetopicsentenceforeachparagraph．P1:TheenvironmentalproblemsoftheYangtzeRiverhaveraisedconcern．P2:ManypeoplehaverecognizedtheimportanceofprotectingtheYangtzeRiverandorganizationsandprojectshavebeensetup．MainIdeaforeachPara．

P3:Twospecialgovernmentprojectsareunderwaytoprotecttheriver．Oneisthewaterandsoilpreservationproject．P4:Thesecondprojectisanaturereserveforwhite-flagdolphins．P5:TheenvironmentalsituationoftheYangtzeRiverisimproving．Analyzethestructure．

Dividethetextintoseveralparts

RaisingtheissueHowtosolvetheissueConclusion

Para．1Para．2Para．3Para．4Para．5Part1Part2Part3Dividethefiveparagraphsintoseveralpartsaccordingtoyourunderstanding

ProtectingtheYangtzeRiverP1:RaisingtheissueP2(2-4):HowtosolvetheissueP3(5):Conclusion

TheenvironmentalproblemsoftheYangtzeRiverhaveraisedconcern．

Alotofworkhasbeendonetoprotecttheriver．

TheenvironmentalsituationoftheYangtzeRiverisimproving．EnvironmentalorganizationsWaterandsoilpreservationprojectAnaturereserveforwhite-dolphinsThestructureofthereportReadthesecondarticleandanswerthequestion．

Whatisthearticleabout?Itisabouttheproblemofclimatechange,thecauseandthesolution．Problem:Moreandmore____________hasbeenputintotheatmosphere,whichhasbroughtabout_____________．Cause:breathingof________________;other____________;carsandother___________;__________________plants．Solution:___________________whenpossible;useaslittle_________aspossible;_______asmuchaspossible;_____________．carbondioxideclimatechangeanimalsandhumanshumanactivitiesvehicleselectricalpowerwalkoruseabikeenergyrecycleplantstreesLanguagestudyUsefulexpressions1．面临严重的环境问题2．尽自己的职责3．引起关注4．把某人置于危险中5．在实施中6．任重而道远7．关于8．释放9．特别，尤其10．最后但同样重要的是1．faceseriousenvironmentalproblems2．doone’spart3．raiseconcern4．put…indanger5．beunderway6．havealongwaytogo7．inregardto8．letoff9．inparticular10．lastbutnotleast1．…thehealthoftheYangtzeRiverhasraisedconcernbothinChinaandabroad（1-2）．DifficultsentencesRaisevt．

在此处意为：___________Afunnyremarkraisesalaugh．

滑稽的话惹人发笑。他的缺席引起人们对他安全的担心。Hisabsence______________abouthissafety．引起;造成raised

fears本意为“举起；使……升起；养育，饲养，提出”。

及物动词，raise-raised-raisedSheraisedherfingertoherlipsasasignforsilence．Iwasraisedbymyauntonafarm．Noneofthemraisedanyobjection（异议）．

与raise常搭配的固定说法有：1．raiseaquestion2．raiseone’svoice3．raiseafamily4．raisemoney5．raiseprice6．raiseone’sspirits提出一个问题提高嗓门养家糊口筹款提高价格打起精神2．Rapiddevelopmentandanincreaseinpopulationhavemeantthatthe…．andthatthewaste……(L2-4)该句子的主语是______________

___________，谓语动词为__________,

两个that

引导的是_________从句。第一个从句中的takenfromtheriver

是过去分词做____________,表示________．第二个从句中的beingputbackintotheriver

在句中充当___________,Rapiddevelopmentandanincreaseinpopulationhavemeant宾语后置定语被动后置定语3．ThisisnotgoodnewsforthepeoplewhorelyontheYangtzeRiverforwater．Norisitgoodnewsforthewiderangeoffishandwildlife…（L4-6）relyon…for…意为“依赖……提供……”孩子们依赖父母供给衣食。Childrenrelyontheirparentsforfoodandclothing．

relyon/dependon…todosth…Norisitgoodnewsforthewiderangeoffishandwildlifethatlivesinoralongtheriver．

这是一个倒装句，正常语序是：Itisnotgoodnewsforthewiderangeoffishand…．一般说来，以下否定词位于句首，句子要用倒装：seldom,never,little,few,hardly,not,notuntil,innoway,bynomeans,

等。

Neverdoeshecomelate．

Littledidheknowthatthepolicewereafterhim．

BynomeansshallIgothereagain．Hardlyhadhearrivedatthestationwhenthetrainbegantoleave．Fewstudentsdidtheyseeintheclassroom．NotaworddidIeversaytohim．

Notuntilthefilmhadbegundidshearrive．

4．Thespecialgovernmentprojectsarealsounderway．(L12)underway已经开始并进行着。如：Theprojectisnowwellunderway．这一项目现正顺利进行。1．inthewayDoyouworkinthewayIhaveshownyou．2．inthe/one’swayDon’tstandintheway．Ican’tseetheblackboard．3．inthisway

Hesavesoldenvelopes．Inthisway,hehascollectedagreatmanystamps．4．inawayInaway,youarekind．5．onthe/one’sway(to)[知识链接]按照，以……方式挡路；妨碍（某人）这样,以这种方式从某种意义上说，在某种程度上在去……的途中5．Thereisnodoubtthattheworldclimatehasbeenchanginginrecentyears．(L1)

hasbeenchanging的时态是_________________，TheChinesehavebeenmakingpaperfortwothousandyears．

Thereisnodoubtthat…意思是______________That引导的是___________从句Thereisnodoubt________heisguilty．Thereissomedoubt___________theirfootballteamwillwinthematch．现在完成进行时“无疑……

”thatwhether同位语6．Manypeopleblamethischangeongasessuchascarbondioxide（L2）．

blame…on…把……归咎于……

ThepoliceblamedthetrafficaccidentonJack’scarelessdriving．

It’snouseblamingourdefeatonhim．

Sheblamedthefailureoftheirmarriageonhim．7．Anytimesomethingisburnt,carbonisputintotheatmosphere（L4）．

anytime是副词引导让步状语从句，它的用法相当于nomatterwhen或whenever。

Comeoveranytimeyoufeellikeit．

AnytimeyouneedafriendIwillbehere．8．Althoughweproducecarbonwhenwebreathe,thecarbonwepr