人教高中英语必修3Unit4SpeakingandWriting课件

SpeakingandWritingUnit4Astronomy:thescienceofthestarsSpeakingandWritingUnit4Ast1LearningobjectivesBytheendoftheclass,allofuswillbeableto:1.talkabouttheproblemsandsolutionsonthemoon.2.knowhowtowriteanexpositivewritingfromthetwoaspects(contentsandstructure).3.knowhowtoimprovethepassagefromtheaspect(language).4.Writeane-mailtoyourheadteachertogivethemsomesuggestionsonthemoon.LearningobjectivesBytheend2TheworldissowonderfulthatIwanttohavealook.Theworldissowonderful3Avisittothemoon

Avisittothemoon

4Summary:

fillintheblanks.LastmonthIvisitedthemoonwithmyfriend.Beforeweleft,Iwastoldtheforceofg_____wouldchangethreetimesonourjourney.Thenwetookoff.Aswelefttheearth,Ibecameveryh_______.Graduallytheweightl_______.whenIwasinspace,itd__________.wef_______weightlesslyinthecabinandIc________.whenIwasonthemoon,Iwassurprisedtofindoutevenwalkingneedslotsofpracticen

gravitychanged.Thereturningoftheearthwasveryf_________.wewereamazedtowatchfireb________ontheoutsideoftheship.ravityeavyessenedisappearedloatedheeredupowthatrighteningreakoutStage1Summary:fillintheblanks.51.Ifyoutravelledtothemoon,whatproblemswouldyouhave?(Discussingroupsoffour)Stage2Discussion2.Ifyoutravelledtothemoon,whatthingswouldyouneed?Why?(Discussingroupsoffour)1.Ifyoutravelledtothemoon6problemsonthemoon

noair

lessgravity

littlewater

nomagneticfield(没有磁场)

…

problemsnoairlessgravity7Thingsneededoxygentanksspacefoodspacesuitwaterspaceship

…Thingsneededoxygentanks8人教高中英语必修3Unit4SpeakingandWriting课件9YourheadteacherMr.xiongwilltraveltothemoon.Pleasewritealettertoexplainoneoftheproblemsthathemighthaveonthemoon.Setoutwhatheshoulddotoovercomethisdifficultyandhaveahappyvisit.YourheadteacherMr.xiongwil10【思路引导】

信件的内容属于典型的

（解决问题)exposition（说明文），此类文章写作的基本提纲模式是：

第一部分：开篇首先要

，明确需要解决的问题是什么，即对现状、形势、困难等进行描述，并说明解决问题的紧迫性和必要性。pre-writingStage3problem-solution

raiseaproblem【思路引导】pre-writingStage3problem11 【语言积累】1.Problems:...isreallyaproblem.Oneofthedifficultiesis...Itisdifficult/hardtodo......isaproblemthatwehavetoface.Itisofgreatimportanceforusto...Ithasbecomethebiggestconcernof...Unlesswetakeeffectivemeasures,itislikelythat... 【语言积累】12

第二部分：主体。分析问题和解决问题，即提出解决问题的可能办法(

)，可使用列举、阐释等说明方法。possiblesolutions第二部分：主体。possiblesoluti132.Solutions:Wehavefiguredoutmanywaysto...Onlyinthiswaycanwe...Tosolvetheabove-mentionedproblem, wemust...Theremightbetwosolutions.Thefirstoneisto...Wecansolvetheproblembydoing...2.Solutions:14

evaluationevaluation153.Conclusion:Inaword...Bydoing...youwill...Withthehelpof...wecanmanagetoovercomethesedifficulties.Wemustfindoutnewwaystocopewiththeproblemsthatwouldarise.3.Conclusion:16

Whichoneismorevivid(生动的)?Ifyouarereallyplanningatriptothemoon,you’dbetterpackwarmandcoolthings..Ifyouarereallyplanningatriptothemoon,you’dbetterpacksomethingwhichkeepsyouwarm,andalsocool.

ReadyforlanguageHowtomakeyourpassagemoreinteresting?Compareandfeel!Stage4pre-writingattributeWhichoneismorevivid(生动的)?17

Whichoneismorespecific(具体的)?itstemperaturevariesgreatlybetweendayandnight.Becausethemoonhasnoatmospheretoblocksomeofthesun’sraysortohelptrapheatatnight,itstemperaturevariesgreatlybetweendayandnight

ReadforlanguageHowtomakeyourlettermoreinterestingandsmooth?Compareandfeel!Stage4pre-writingAdverbial（状语）Whichoneismorespecific(具体18

whichoneissmoother?Scientistsusethistechnologyandtheycancreateasurfacezonewiththerelativelyconstanttemperature.

Withthistechnology,scientistscancreateasurfacezonewiththerelativelyconstanttemperature.

ReadforlanguageHowtomakeyourlettersmoother?Compareandfeel!Stage4pre-writingLinkingwordswhichoneissmoother?Scient19Stage4pre-writing

Inexpositive

passage,wecanusethefollowingtechniquestomakeyourwritingmoreinterestingandperfect.tomakethelanguagemorevividtomakethelanguagemorespecifictomakethesentencessmootherlinkingwordsadverbialattributeStage4pre-writingInexposit20Structure&languageenjoywriting!Stage4pre-writingpara3.raiseaquestion

bodypara1.para2.solutionsevaluationadverbialattributelinkingwordsStructure&languageenjoywriti21Enjoywriting

Pleasewritealettertoyourheadteachertoexplainoneoftheproblemsthathemighthaveonthemoon.Setoutwhatheshoulddotoovercomethisdifficultyandhaveahappyvisit.Enjoywriting22 【语言积累】1.Problems:...isreallyaproblem.Oneofthedifficultiesis.../Thequestionis...Itisdifficult/hardtodo......isaproblemthatwehavetoface.Itisofgreatimportanceforusto...Unlesswetakeeffectivemeasures,itislikelythat...2.Solutions:Wehavefiguredoutmanywaysto...Onlyinthiswaycanwe...Tosolvetheabove-mentionedproblem,wemust...Theremightbetwosolutions.Thefirstoneisto...Wecansolvetheproblembydoing...3.Conclusion:Inaword..Bydoing...youwill...Withconcertedeffortswewillpullthroughthedifficulties.Withthehelpof...wecanmanagetoovercomethesedifficulties.Wemustfindoutnewwaystocopewiththeproblemsthatwouldarise. 【语言积累】2.Solutions:3.Conclus23Showtime

Showtime24HomeworkPostthelettertomr.Xiong,hisEmailaddressis344090935@.HomeworkPostthelettertomr.25ThanksforlisteningThanksforlistening26 【语言积累】1.Problems:...isreallyaproblem.Oneofthedifficultiesis.../Thequestionis...Itisdifficult/hardtodo......isaproblemthatwehavetoface.Itisofgreatimportanceforusto...Ithasbecomethebiggestconcernof...Unlesswetakeeffectivemeasures,itislikelythat...2.Reasons:Thereisnodoubtthatthereasonwhy...isthat...Onereasonfor...isthat...Anotherreasonisthat...Thereasonsfor...canbelistedasfollows.Thefollowingthreefactorscontributeto...Firstofall,...Secondly,...Thirdly,...3.Solutions:Wehavefiguredoutmanywaysto...Onlyinthiswaycanwe...Tosolvetheabove-mentionedproblem, wemust...Theremightbetwosolutions.Thefirstoneisto...Wecansolvetheproblembydoing...4.Conclusion:Inaword/Tosumup...Bydoing...youwill...Withconcertedeffortswewillpullthroughthedifficulties.Withthehelpof...wecanmanagetoovercomethes