Module 3 Unit 2 We have not found life on any other planets yet 2021-2022學(xué)年八年級外研版英語下冊

Module3JourneytospaceUnit2Wehavenotfoundlifeonanyotherplanetsyet.Module3

JourneytospaceearthmoonRevisionspaceshipastronautspacetravelScientistshavesentspaceshiptoMars.Thejourneyhastakenseveralmonths.Astronautshavealreadybeentothemoon.NoonehasbeentoMarsyet,becauseMarsisveryfaraway,muchfartherthanthemoon.LotsofscientistsareworkinghardinordertosendastronautstoMarsoneday.LookatthepictureandtalkaboutwhatyouknowaboutChinesespaceships.Shenzhou-9isamannedspaceship.1.WorkinpairsReading2.Readthepassageandchoosethebesttitleforit.1.Anyoneoutthere?2.Lifeontheearth3.Thesunandotherstars4.Thestarsatnight√

1.Theearthisastar.2.Thesunisastar.3.Thereismorethanonegalaxy intheuniverse.3.Check(√)thetruesentences.×

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4.Thelightfromthestarsinother galaxieshastravelledforalong timetoreachus.5.Scientistshavereceivedmany messagesfromspace.6.Spaceshipshavevisitedmostof theuniverse.√

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Watchandread1.Scientiststhinkthattherehasbeenlife ontheEarthforhundredsof

millionsof years.

科學(xué)家認為地球上的生命已經(jīng)有億萬年了。

millionsof數(shù)百萬hundredsof數(shù)百 thousandsof成千上萬billionsof數(shù)十億Languagepointse.g.Therearebillionsofstarsinthe Galaxy,andoursunisonlyoneofthem.

銀河系中有數(shù)十億顆恒星，我們的太 陽只是其中的一個。2.However,wehavenotfoundlifeonany otherplanetsyet.

然而，我們還沒有在任何其他行星上 發(fā)現(xiàn)生命。yet用于否定句和疑問句，意思是“還，尚”。not…yet的意思是“還沒，尚未”，表示某事物在某一時間尚未發(fā)生，但未來也許會發(fā)生。例如：Ihaven’tlearntanyfartherinformationyet.我還沒有得到進一步的信息。Haveyoureceived

herletteryet?你收到她的來信了嗎？3.TheEarthisaplanetanditgoesaround thesun.Sevenotherplanetsalsogo aroundthesun.

地球是顆行星，它圍繞著太陽轉(zhuǎn)。此外 還有七顆行星也圍繞著太陽轉(zhuǎn)。 太陽系的其他七顆行星：水星(Mercury)、金星(Venus)、火星(Mars)、木星(Jupiter)、土星(Saturn)、天王星(Uranus)、海王星(Neptune)。4.Noneofthemhasanenvironmentlike thatoftheearth,soscientistsdonot thinktheywillfindlifeonthem.

他們中沒有一個有像地球這樣的環(huán)境，因 此科學(xué)家們認為在他們上面找不到生命。

noneof…表示（三個以上）一個也沒有。做主語時，謂語動詞可用單數(shù)或復(fù)數(shù)。e.g.Noneofushas/havebeentotheMars.

我們中沒一個去過火星。5.…oursolarsystemisasmallpartofa muchlargergroupofstarsandplanets, calledtheGalaxyortheMilkyWay. ......我們的太陽系只是一個由恒星和行 星組成的星系的一小部分，這個星系 比太陽系大得多，稱作銀河系或銀河。這里的theGalaxy專指“銀河系”，也可以稱作theMilkyWay。而galaxy則泛指“星系”。e.g.Scientistshavediscoveredadistant galaxy.

科學(xué)家們發(fā)現(xiàn)了一個遙遠的星系。6.Sohowlargeistheuniverse?It’s impossibletoimagine.

所以宇宙有多大？我們無從想象。句型:Itis+形容詞+to+動詞原形，意思是“做某事很……”e.g.Itisdifficulttoreadthesewords. 讀這些單詞很難。7.Withsomanystarsintheuniverse,are wealone,oristherelifeouttherein space?

宇宙中有這么多星球，我們是孤獨的 嗎？或者太空中還有其他生命存在呢？with+名詞+介詞短語，表示伴隨情況，意思是“帶著……”。e.g.Mr.Zhangiscomingwithabookin hishands.

張老師手里帶著一書進來了。alone在句中作形容詞，不作定語只做表語，也可作副詞。意思是“獨自地”。e.g.Shewasaloneinthatdarkroom.

她獨自一人呆在那黑屋子里。4.Completethepassagewiththewordsandexpressioninthebox.communicateenvironmentnonesolarsystemuniverseIstherelifeonotherplanets?Therearesevenotherplanetsinour(1)____________,but(2)______ofthemhasa(n)(3)____________likethatoftheearth.solarsystemnoneenvironmentSpaceshipsfromtheearthhavedonesurveysoftheotherplanets,buttheyhavenotfoundanylifethere.Whyhasnoonefromotherplanetstriedto(4)_____________withus?Itistruethatscientistshavenotdiscoveredlifeonotherplanetsinthe(5)_________yet,butsomescientistsbelievethattheywillfinditsomeday.communicateuniverseWriting5.Lookatthepicturefromasciencestoryforchildrenandanswerthequestions.Whathavethescientistsjustreceived?(amessagefromoneofourspaceships)Theyhavejustreceivedamessagefromoneofourspaceships.1.Wherehasthespaceshiplanded?(Mars)IthaslandedonMars.

2.Whathasthespaceshipdiscovered?(peopleonMars)3.WhyhavethepeopleonMarsnotsentusamessage?(donotknow howto)IthasdiscoveredpeopleonMars.Theydonotknowhowtosendusamessage.4.WhyhavethepeopleonMarsnotvisitedusontheearth?(donotknowhowto)Theydonotknowhowtovisitusontheearth.

6.Writeapassagetodescribethepicture.UseyouranswerstothequestionsinActivity5tohelpyou.WehavejustreceivedamessagefromourspaceshiptoMars.Ourspaceshiphasdiscoveraliensthere…中考鏈接1.—Where’sMrGreen?—He_____toChangsha. (2013湖南湘西)A.havebeen B.hasgone C.hasbeen2.—IsTomathome?—No,he______totown.(2013天津)A.hasbeenB.hasgoneC.goesD.willgo3.Hepromisedtopickmeupattheschoolgate.However,he_______yet. (2011安徽)A.didn’tarrive

B.doesn’tarrive

C.isn’tarriving

D.hasn’tarrived4.—Whatistheweatherlikethissummerhere?—There____verylittlerain.(2011廣州