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1、Unit 4 Topic 2 Im excited about the things that will be discovered in the future.Section C Lets enjoy some picturesAnd learn some new words Warming upLets see who has the best memory (Try to retell the words or the expressions in the picture) The life of the spaceThe sunThe earthThe moonMarsThe star
2、 system The solar systemplanetsThe black holeThe universe The small planet hits the earthThe satellite TalkaboutthelifeinthefutureLetsenjoythemovieTheFifthElementReviewThink:Whatdoyouthinkofthelifeinthefuture?Do you like science fiction movies just like the Fifth Element?Lead-inTheMartianMattDamonTu
3、rn and TalkWhats the movie about?Whats the movie about?K (What do you know about Mars)W(What do you want to know about Mars)L(What have you learned about Mars)FinishthefirsttwocolumnsofKWLchartingroup.1.WhatdoesMarslooklike?2.HowfarisMarsfromthesun?3.WhatsthediameterofMars?4.WhatstheclimateofMars?5.
4、WhatsthegravityonMars?Listen to the report carefully, take some notesand answer the questions. Listen to the report carefully, take some notesand answer the questions. 1.WhatdoesMarslooklike?2.HowfarisMarsfromthesun?3.WhatsthediameterofMars?4.WhatstheclimateofMars?5.WhatsthegravityonMars?12742km6790
5、kmWhatdoyouknowaboutMars?Whatdoesitlooklike?Marsisthe_planetfromthesuninour_and_Mars,theRomangodofwar.Its_is_thatoftheearth.Marsgoesaroundthesun_about228millionkilometers.YoucantellwhichplanetisMarsbecauseitisbrightredinthenightsky.It_aredandorangeball.Itsverybeautiful.Butduringspringandsummer,thesu
6、rfaceofMarsiscoveredby_.The_onthesurfaceofMarsisabout_itisonearth.Soapersonwho_90kilosonearthweighsonly36kilosonMars.ThetemperatureonMarsisbetween-138and28.Theairhasonly0.13%oxygen.Ittakesaspaceshipabout_toreachMarsfromtheearthwhenthetwoplanetsareclosesttoeachother.Scientistsarestill_moreinformation
7、aboutMars.Listen and fill in the blanks.Listen and fill in the blanks.WhatdoyouknowaboutMars?Whatdoesitlooklike?Marsisthe_planetfromthesuninour_and_Mars,theRomangodofwar.Its_is_thatoftheearth.Marsgoesaroundthesun_about228millionkilometers.YoucantellwhichplanetisMarsbecauseitisbrightredinthenightsky.
8、Itlookslikea_ball.Itsverybeautiful.fourthsolarsystemisnamedafter53%aswideasdiameteratadistanceofListen and fill in the blanks.Listen and fill in the blanks.redandorangeButduringspringandsummer,thesurfaceofMarsiscoveredby_.The_onthesurfaceofMarsisabout_itisonearth.Soapersonwho_90kilosonearthweighsonl
9、y36kilosonMars.ThetemperatureonMarsisbetween-138and28.Theairhasonly0.13%oxygen.Ittakesaspaceshipabout_toreachMarsfromtheearthwhenthetwoplanetsareclosesttoeachother.Scientistsarestill_moreinformationaboutMars.strongstormsgravitytwo-fifthasstrongasweighssearchingforeightmonthsnegative 138 degrees Cels
10、iuszero point one three percentListen and fill in the blanks.Listen and fill in the blanks.weigh we V. weight wet N.搜索搜索,搜寻搜寻WhatdoyouknowaboutMars?Whatdoesitlooklike?MarsisthefourthplanetfromthesuninoursolarsystemandisnamedafterMars,theRomangodofwar.Itsdiameteris53%aswideasthatoftheearth.Marsgoesar
11、oundthesunatadistanceofabout228millionkilometers.YoucantellwhichplanetisMarsbecauseitisbrightredinthenightsky.Itlookslikearedandorangeball.Itsverybeautiful.Butduringspringandsummer,thesurfaceofMarsiscoveredbystrongstorms.ThegravityonthesurfaceofMarsisabouttwo-fifthsasstrongasitisonearth.Soapersonwho
12、weighs90kilosonearthweighsonly36kilosonMars.ThetemperatureonMarsisbetween-138and28.Theairhasonly0.13%oxygen.IttakesaspaceshipabouteightmonthstoreachMarsfromtheearthwhenthetwoplanetsareclosesttoeachother.ScientistsarestillsearchingformoreinformationaboutMars.1.DoesMarshaveagoodclimateforplants?Why?3.
13、IsMarsagoodplaceforhumanbeingstolive?Why?4.IsMarsacomfortableplaceforheavypeople?Why?2.IsMarsausefulplacetodryfruit?Why?1.Answer the questions according to (根据根据) your starss colors.2.Think about your answers and discuss in groups.K (What do you know about Mars)W(What do you want to know about Mars)
14、L(What have you learned about Mars)FinishthelastcolumnsofKWLchartingroup.Lets watch a video.Summary1.name after 2.search for3.at a distance of4.倍数倍数/分数分数/百分数百分数+as as(1) Its diameter is 53% as wide as that of the earth.(2)The gravity on the surface of Mars is about two-fifths as strong as it is on e
15、arth.以以.的名字命名的名字命名是是.的几倍的几倍/ /几分之几几分之几/ /百分之几百分之几相隔相隔寻找，搜寻某人寻找，搜寻某人/ /某物某物它的直径是地球直径的它的直径是地球直径的53%。火星表面的引力大约是地球引力的五分之二。火星表面的引力大约是地球引力的五分之二。Read 1a.Memorize the useful expressions and key sentences which we learned today.Finish Section C in your workbook.Review Sections A-C.Itis named afterMars,theRom
16、angodofwar.罗马战神罗马战神Marsthe Roman god of war 被命名被命名The solar systemMarsgoesaroundthesun at a distance ofabout228millionkilometers.228,000,000 km.相隔.直径直径damt(r)It is much smaller than the earth. Its diameter is 53% of the earths.12742km6790kmdiametern. 风暴，风暴，暴暴(风风)雨雨During spring and summer, the stron
17、g storms can cover the whole surface of Mars. The average temperature is -55C.negative55degreesCelsiusselsis引力，重力引力，重力The on its surface is about 40% as strong as it is on earth. Why are apples falling down?gravitygrvti 36kilos90kilosIts diameter is 53% as wide as that of the earth. 倍数(分数)+ as +adj.+as 的几倍two times as long ashalf as big asone third as strong as这把尺子是那把的一半长。是.两倍长是.一半大是.的三分之一强度Thisrulerishalfaslongasthatone.
