外研版八下課件

noneenvironmentsolarsystemsolarsystemgroupgalaxyuniverseimpossiblecommunicate

pron.

沒有一個n.環(huán)境adj.

太陽的，與太陽有關的n.系統(tǒng)，體系星系，(尤指)太陽系n.

群，組n.星系

n.

宇宙adj.(事情)辦不到的，不可能的v.聯(lián)系，交流Wordsandexpressionsnonepron.沒有一個WordsandexprePeriod2Unit2Wehavenotfoundlifeonanyotherplanetsyet.Module3JourneytospacePeriod2Unit2WehavenotfoThesearethegreattimeforeveryChinese.1.On15th,October20032.On12th,October20053.On25th,September20084.On16th,June20125.On11th,June20136.…Shenzhou-5Shenzhou-6Shenzhou-7Shenzhou-9Shenzhou-10SpacewalkThesearethegreattimeforeWhydowesendspaceshipstotheuniverse?WhydowesendspaceshipstotMatchthewordswiththepictures.earthplanetsolarsystemstarGalaxyMilkyWayUniverseMatchthewordswiththepictu1.Anyoneoutthere?2.Lifeontheearth3.Thesunandotherothers4.ThestarsatnightThebesttitleforthepassage_________.Fastreading:Readthepassagequicklyandchoosethetitle.Readingtip1:thebeginningandtheending11.Anyoneoutthere?2.LifeonPutthewordsandphrasesintheorder(small—big)1234earth,universe,galaxy,solarsystem2solarsystem1earth3galaxy4universePutthewordsandphrasesintCarefulreading:ReadPara1carefullyandanswer:1.Howmanyyearshastherebeenlifeontheearth?Hundredsofmillionsofyears.2.Havewefoundlifeonotherplanets?No,wehaven’t.Carefulreading:ReadPara1caTheearthisa______andit___________thesun.Sevenotherplanetsalsogoaroundthesun.______ofthemhas____________like______oftheearth.Thesunanditseightplanetsarecalled____________.Oursolarsystemisasmallpartof______________.Therearemanyothergalaxiesinthe________.Carefulreading:ReadPara2carefullyagainandfill.thatsolarsystemtheGalaxyortheMilkyWayuniversegoesaroundNoneanenviromentplanetTheearthisa______anditCarefulreading:ReadPara3carefullyandanswer.Lightyear(光年)

Whythestarslooksmall?Becausethayarefaraway.Theirlighthastotravelformanyyearstoreachus.Howfar?Howlaregeistheuniverse?Itisimpossibletoimaginehowlargetheuniverseis.Carefulreading:ReadPara3cScientists_______________manyotherglaxiesintheuniverse.Theyarefarawayandtheirlighthastotravelmanyyears___________.Soitis__________toimagine_______________________.havediscoveredtoreachusimpossiblehowlargetheuniverseisScientists_______________manyMarsCarefulreading:ReadPara4carefullyandfinish.outsidethesolarsystem1.Havescientistssentthespaceshipstootherplaces?Where?Yes,theyhave.2.HavethespaceshipsreachotherstarsinourGalaxy?No,theyhaven’t.NospaceshiphastravelledfarenoughtoreachotherstarsinourGalaxy.MarsCarefulreading:ReadParaScientists_________spaceshipstoMars_____________.Theyhaveevensentspaceshipstotravel______________________.However,nospaceshiphastravelled____________reachotherstarsinourGalaxy.havesenttotakephotosoutsidethesolarsystemfarenoughtoScientists_________spaceshipIstherelifeoutthereinspace?Havetherebeenvisitorstotheearthfromotherplanets?Whyhasnoonecommunicatedwithus?Carefulreading:ReadPara5carefullyandimagine.

Alien

UFOWithsomanystarsintheuniverse,arewealone?Whatquestionshavethescientistsasked?Istherelifeoutthereinspa1.Theearthisastar.2.Thesunisastar.3.Thereismorethanonegalaxyintheuniverse.4.Thelightfromthestarsinothergalaxieshastravelledforalongtimetoreachus.5.Scientistshavereceivedmanymessagesfromspace.6.Spaceshipshavevisitedmostoftheuniverse.Check(√)thetruesentences.1.Theearthisastar.Check(1therehas/havebeen2hundredsofmillionsofyears3goaround4becalled5partof…6billionsof7communicatewithsb.1有2數(shù)億年3繞…轉4被稱為5…的一部分6數(shù)十億7與某人交流讀后學一1therehas/havebeen1有讀后學一1.Noneofthemhasanenvironmentlikethatoftheearth.none指三個或三個以上的人或物中“沒有一個”，其后常接“of+名詞”，后面動詞單復數(shù)形式均可。noone表示“沒有人”，作主語時謂語動詞用單數(shù)形式。Noneofushas/havebeentoSanya.讀后學二1.NoneofthemhasanenviroThepopulationofChinaislargerthanthatofAmerica.that:指代前面被提及的事物

ThetemperatureinShandongishigherthan______ofLiaoning.AthatBthisCitAThepopulationofChinaislar2However,nospaceshiphastravelledfarenoughtoreachotherstarsinourGalaxy.….adj./adv.enoughtodosth.…做某事足夠…Heisnotoldenoughtojointhearmy.Theyarestrongenoughtocarrythebox.2However,nospaceshiphastr1)Readandfindoutyourowndifficultpoints.2)Discussyourproblemswithyourgroupmembers.讀后學(三)1)Readandfindoutyourown20學后讀

Readthedialoguesentncebysentence.學后讀ReadthedialoguesentnceLookatthepicturefromasciencestoryforchildrenandanswerthequestions.Wherehasthespaceshiplanded?(Mars)Whathasthespaceshipdiscovered?(peopleonMars)3.WhyhavethepeopleonMarsnotsentusamessage?

(donotknowhowto)4.WhyhavethepeopleonMarsnotvisited

usontheearth?(donotknowhowto)WorkingroupsandimagineWhathavethescientistsjustreceived?(amessagefromoneofourspaceships)Theyhavejustreceivedamessagefromoneofourspaceships.讀后說LookatthepicturefromasciWehavejustreceivedamessagefromourspaceshiptoMars…Writeapassagetodescribethepicture.UseyouranswerstothequestionsinActivity5tohelpyou.Wehavejustreceivedamess4.Completethepassagewiththewordsandexpressioninthebox.

Istherelifeonotherplanets?Therearesevenotherplanetsinour______________,but_______ofthemhasa(n)_______________likethatoftheearth.Spaceshipsfromtheearthhavedonesurveysoftheotherplanets,buttheyhavenotfoundanylifethere.Whyhasnoonefromotherplanetstriedto_________________withus?Itistruethatscientistshavenotdiscoveredlifeonotherplanetsinthe___________yet,butsomescientistsbelievethattheywillfinditsomeday.solarsystemenvironmentnonecommunicateuniversecommunicateenvironmentnonesolar

systemuniverse4.Completethepassagewithth

WehavejustreceivedamessagefromourspaceshiptoMars.ScientistshavejustheardthatthespaceshiphaslandedonMarsandhasdiscoveredpeople.Thesepeoplehaven’tsentusamessagebecausetheycan’thearus.Theyhaven’tvisitedtheearthbecausetheypreferlifeonMars.TheyhaveusedpartsfromtheotherspacecraftfromearthtomakeTVs,radiosandcars.PossibleversionWehavejustreceivedamess一、根據(jù)句意寫單詞。1.Everyoneknows______travelsmuchfasterthansound.2.______ofuslikethisbadTVprogramme.3.Theflowerswill_____welliftheygetenoughwater.4.Thesolarsystemisasmallpartofour________.5.Wehaven’t________lifeonotherplanetsyet.lightNonegrowgalaxyfound一、根據(jù)句意寫單詞。1.Everyoneknows__

二、句型轉換。1.IhavebeentoAmericabefore.（變成一般疑問句）

___________________________________________2.have,finished,not,I,homework,my（連詞成句）

___________________________________________3.She___________theGreatWalltwice.

（選

hasgoneto/hasbeento填空）4.Ithinkhewillcometoyourbirthdayparty.（改為否定句）

I_____________________cometoyourbirthdayparty.HaveyoubeentoAmericabefore?Ihavenotfinishedmyhomework.hasbeentodon’tthinkhewill二、句型轉換。1.Ihavebe