八年级下册英语外研版unit 2 第四课时

Module3Journeytospace外研版八年级下册Unit2Wehavenotfoundlifeonanyotherplanetsyet.第四课时Earthmoonnewsplanetreachyet地球月亮，月球新闻，消息行星到达；抵达还，尚ReviewmodelMarsspaceshipdiscoverastronaut

spacetravel模型火星航天器宇宙飞船发现，找到宇航员航天旅行goaroundthesun绕太阳转becalled被叫作…solarsystem太阳系haveto不得不communicatewith…与…交流,与…联系farenough足够远intheuniverse

在宇宙中inspace在太空中××3Check(√)thetruesentences.1.Theearthisastar.2.Thesunisastar.3.Thereismorethanonegalaxyintheuniverse.4.Thelightfromthestarsinothergalaxieshastravelledforalongtimetoreachus.5.Scientistshavereceivedmanymessagesfromspace.6.Spaceshipshavevisitedmostoftheuniverse.√√×√4Completethepassagewiththewordsandexpressioninthebox.communicateenvironmentnonesolarsystemuniverseIstherelifeonotherplanets?Therearesevenotherplanetsinour(1)____________,but(2)______ofthemhasa(n)(3)______________likethatoftheearth.solarsystemnoneenvironmentSpaceshipsfromtheearthhavedonesurveysoftheotherplanets,buttheyhavenotfoundanylifethere.Whyhasnoonefromotherplanetstriedto(4)_____________withus?Itistruethatscientistshavenotdiscoveredlifeonotherplanetsinthe(5)_________yet,butsomescientistsbelievethattheywillfinditsomeday.communicateuniverse

communicateenvironmentnonesolarsystemuniverseWriting5Lookatthepicturefromasciencestoryforchildrenandanswerthequestions.Whathavethescientistsjustreceived?(amessagefromoneofourspaceships)Theyhavejustreceivedamessagefromoneofourspaceships.1.Wherehasthespaceshiplanded?(Mars)IthaslandedonMars.

2.Whathasthespaceshipdiscovered?(peopleonMars)IthasdiscoveredpeopleonMars.4.WhyhavethepeopleonMarsnotvisitedusontheearth?(donotknowhowto)Wedonotknowhowtovisitusontheearth.

3.WhyhavethepeopleonMarsnotsentusamessage?(donotknowhowto)Wedonotknowhowtosendusamessage.6.Writeapassagetodescribethepicture.UseyouranswerstothequestionsinActivity5tohelpyou.WehavejustreceivedamessagefromourspaceshiptoMars…hundredsofmillionsof…intheuniversefarenoughinspacegoaroundthesunbecalledhavetocommunicatewith本课主要短语1.However,wehavenotfoundlifeonanyotherplanetsyet.2.Noneofthemhasanenvironmentlikethatoftheearth.3.Scientistshavealsodiscoveredmanyothergalaxiesintheuniverse.4.Wedonotknowtheanswersyet.本课主要句型HomeworkSearchformoreinformationaboutuniverse.

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