Unit1LifeonMars第一部分简要提示一、年级：九年级二、教学内容：Unit1LifeonMars三、课型：Reading四、教学目标1.知识目标掌握本课时的四会单词、主要词组和句型。2.能力目标1)学会运用本课所学的主要词汇和句型来简单描述未来生活。2)学会略读和寻读等阅读技巧。3.情感目标引导学生思考在另一个星球上生活的前景和可能性，比较不同环境的优点和缺点，激发学生探索未知世界的热情。五、教学重难点1.重点1)学习和运用四会单词、词组。2)掌握略读和寻读等阅读技巧。2.难点1)Everystudentwillhaveacomputerathomeconnectedtoaninterplanetarynetwork.2)ComparedwithlifeonEarth,lifeonMarswillbebetterthanlifeonEarthinmanyways.3)Therewillbevariousdesignsforsettlerstochoosefrom.3.思考在另一个星球上第二部分教学流程用时：25分钟Step1Pre-reading用时：分钟(出境)T:Hi,everyone!Gladtomeetyou.WelcometoUnit1Reading.(同学们,你们好.今天我们来学习UNIT1阅读)T:EveryoneknowsthatChang’eⅠhasbeenlaunchedintospacelately.人人知道最近嫦娥一号被发射到太空.That’sreallyexciting.ItcanhelpustoknowmoreaboutMoon.DoyouwanttoliveonMoonorsomeotherplanets?WeareusedtolivingonEarth,butsomepeoplearethinkingaboutmovingtootherplanets.Why?Let’slookatsomepicturesfirst.(PPT)PartOneLead-inT:Whatcanyoufindfromthepictures?----WhatproblemsdoesEarthhave?T:ThepicturesshowthatEarthhastwoproblems:oneisthelargepopulation(It’scrowded),theotheristheseriouspollution(It’spolluted).T:NowEarthiscrowedandpolluted.Whatshallwedo?Somescientistssaythereisabetterworld—Mars.DoyouknowtheplanetMars?AndbeforewestarttoreadthearticleMars.Let’shavealookatthesenewwordsfirst.PartTwoPre-readingT:PleasefillintheblankswiththecorrectwordsaccordingtothewholesentenceandtheEnglishexplanationinthebrackets.(请根据句子含义及括号内的英语解释填入所缺单词)(PPT)T:OK.Let’schecktheanswerstogether.1.Alargebodyinspacethatmovesaroundthestar,e.g.,thesunmeansplanet.2.Apowerthatkeepsusfromfloatingintheairmeansgravity.3.Avehicledesignedfortravelinspacemeansspacecraft.4.Peoplewhogotoliveinanewplacemeansettlers.Growandimprovemeansdevelop.5.Machinesthatcandotasksunderthecontrolofcomputermeanrobots.Smallroundpiecesofmedicinemeanpills.T:Nowreadthenewwordsafterme.(2遍)Newwords:planetgravityspacecraftsettlersdeveloprobotspillsT:Boysandgirls,howmuchdoyouknowaboutMars?Doyouitscolor,itssizeandsomeotherinformation?NowletmeshowyoumyresearchonMars.(PPT)1.ThecolorofMars:red;2.Thesize:aboutone-halfthediameterofEarth;3.Location:bIt’sbetweenEarthandJupiterinoursolarsystem.4.Itsmoons:PhobosandDeimos5.Surface:ThesurfaceofMarsisalittlelikethesurfaceofEarth.6.Temperature:Thelowesttemperaturewillbe-133℃(degreescentigrade)andthehighestwillbe27℃(整屏显示6点知识)（PPT）T:NowyouhavelearnedsomethingaboutMarsfrommyresearch.ButisthereanythingelseyouwanttoknowaboutMars?WhatisthefastestwaytolearnmoreaboutMars?T:That’ssearchingtheInternet.Nowlookatthekeywords.Guesstheirmeaningsfirstandthenusethesearchenginestohelpyou.TrytofindtheinformationaboutthemontheInternet.(下面我们来看这些关键词,先猜测它们的含义,然后用搜索引擎来验证你的猜测是否正确.,再在网上找到有关他们的信息.)超链接）(PPT)1.crowdedplanet:ThepopulationonEarthisabout6.4billionin2007.It’sstillincreasingquickly…populationheremeansthenumberofpeople.(PPT)(2007年地球人口为64亿，现在这个数字还在快速增长。)2.spaceshuttles:Theyarenewkindsofspacecraftwhichcantravelfasterinspace.(PPT)（他们是新型的可以在太空里飞行更快的航天飞机。）3.speedboots:Theyarespecialshoesthatcanmakeyouwalkfast...
