外研版英語(yǔ)課件八下module3 unit 2

Module3Module3Module3JourneytospaceModule3JourneytospaceUnit2Wehavenotfoundlifeonanyotherplanetsyet.Unit2Wehavenotfoundlife學(xué)習(xí)目標(biāo)1.熟記重點(diǎn)單詞：none,environment,solar,system,group,galaxy,universe,light,impossible,out,communicate2.掌握重點(diǎn)短語(yǔ):hundredsofmillionsof…solarsystem,intheuniverse,farenough,inspace,goaroundthesun,becalled,haveto,communicatewith3.掌握重點(diǎn)句型：(現(xiàn)在完成時(shí))主語(yǔ)+have/has+動(dòng)詞的過(guò)去分詞學(xué)習(xí)目標(biāo)1.熟記重點(diǎn)單詞：none,environmentDoyouknowthewordsandexpressionsinthebox?Puttheminorder:small—large.galaxyplanetsolarsystemstaruniverseplanet—star—solarsystem—galaxy—universeDoyouknowthewordsandexprA.galaxyB.planetC.solarsystemD.starE.universeMatchthewordswiththepictures.ABCDEBA.galaxyMatchthewordswithSkimming(略讀)togetgeneralideaSkimming(略讀)togetgeneralid1.Anyoneoutthere?2.LifeonEarth3.Thesunandotherstars4.ThestarsatnightReadthepassageandchoosethebesttitleforit.1.Anyoneoutthere?ReadthepScanning（跳讀）togetdetailedinformationScanning（跳讀）togetdetailediCheck(√)thetruesentences.1.Theearthisastar.2.Thesunisastar.3.Thereismorethanonegalaxyintheuniverse.4.Thelightfromthestarsinothergalaxieshastravelledforalongtimetoreachus.5.Scientistshavereceivedmanymessagesfromspace.6.Spaceshipshavevisitedmostoftheuniverse.√√×√××Check(√)thetruesentences.√√Carefulreading（精讀）tosolvedifficultpointsCarefulreading（精讀）togoaroundthesun繞太陽(yáng)轉(zhuǎn)becalled被叫作…solarsystem太陽(yáng)系haveto不得不communicatewith…與…交流,與…聯(lián)系farenough足夠遠(yuǎn)intheuniverse在宇宙中inspace在太空中Languagepointsgoaroundthesun繞太陽(yáng)轉(zhuǎn)LanguaScientiststhinkthattherehasbeenlifeontheearthforhundredsofmillionsofyears.

科學(xué)家們認(rèn)為地球上的生命已經(jīng)有上億年的歷史。therebe的現(xiàn)在完成時(shí)“therehave/hasbeen+名詞”

Therehasbeenapictureonthewallforalongtime.Therehavebeensomeoldtreesinourschool.eg:很長(zhǎng)時(shí)間以來(lái)在墻壁上已經(jīng)有這幅畫(huà)了在我們學(xué)校已經(jīng)有一些古樹(shù)了。Scientiststhinkthattherehhundred前加基數(shù)詞，表示“一百、二百、三百……”，hundred要用單數(shù)形式；hundred與of連用表示“數(shù)百”時(shí)，hundred要用復(fù)數(shù)形式，即hundredsof。例如：thousand,million,billion和hundred的用法相同。Thereareeighthundredstudentsinourschool.Therearehundredsofpeopleinthepark.hundred前加基數(shù)詞，表示“一百、二百、三百……”，hWeplanted_____treeslastyear.A.hundredsofB.hundredofC.fivehundredsD.fivehundredofPractiseWeplanted_____treeslastyeWithsomanystarsintheuniverse,arewealone,oristherelifeoutthereinspace?

宇宙中有這么多星球，我們是孤獨(dú)的嗎？抑或太空中還有其他生命存在呢？要做的事情這么多，我們都沒(méi)時(shí)間玩了。這里withsomanystarsintheuniverse是介詞短語(yǔ)，在句中作狀語(yǔ)。類似的例子還有：Withsomanythingstodo,wehavenotimetoplay.Withsomanystarsintheuniv那個(gè)女士站在那里，手插在口袋里。Practise—Whydoyoualwayssleep______?—BecauseI’mafraidofthedark.A.byyourselfB.withthedooropenC.withthewindowopenD.withthelightonThewomanstoodtherewithherhandsinthepockets.那個(gè)女士站在那里，手插在口袋里。Practise—Whyalone:獨(dú)自，單獨(dú)一人（沒(méi)有感情色彩)lonely:孤單的，孤獨(dú)的（指情感上的孤獨(dú)）她獨(dú)自一人回家Shewenthomealone.有時(shí)，我會(huì)感到孤獨(dú)。Sometimes,Ifeellonely.alone:獨(dú)自，單獨(dú)一人（沒(méi)有感情色彩)她獨(dú)自一人回家SpracticeHe

lives___,butheneverfeels_____.A.lonely;aloneB.lonely;lonelyC.alone;lonelyD.alone;alonepracticeHelives___,buthen3.Whyhasnoonecommunicatedwithus?

為什么沒(méi)有人和我們聯(lián)系呢？

Werangseveraltimes,butnooneanswered.我們按了幾次鈴，但沒(méi)有人來(lái)開(kāi)門(mén)。noone表示“沒(méi)有人”，作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞常用單數(shù)形式。如：none指三個(gè)或三個(gè)以上的人或物中“沒(méi)有一個(gè)”，其后常接“of+名詞/代詞”，后面動(dòng)詞單復(fù)數(shù)形式均可。3.WhyhasnoonecommunicatedNoneofushas/havebeentoSanya.我們都沒(méi)去過(guò)三亞?！狪’mhungry.Isthereanybreadinthefridge?—_____,butwehavecakes.Wouldyouliketohaveone?A.SomeB.MuchC.NoneD.NothingPractiseNoneofushas/havebeentonone,environment，solar,systemgroup,galaxyuniverse,lightimpossible,outcommunicate本課時(shí)主要單詞none,environment，本課時(shí)主要單詞hundredsofmillionsof…intheuniversefarenoughinspacegoaroundthesunbecalledhavetocommunicatewith本課時(shí)主要短語(yǔ)hundredsofmillionsof…本課時(shí)主要短1.However,wehavenotfoundlifeonanyotherplanetsyet.2.Noneofthemhasanenvironmentlikethatoftheearth.3.Scientistshavealsodiscoveredmanyothergalaxiesintheuniverse.4.Wedonotknowtheanswersyet.本課時(shí)主要句型1.However,wehavenotfound現(xiàn)在完成時(shí)態(tài)1現(xiàn)在完成時(shí)態(tài)1ScientistshavesentspaceshiptoMars.Thejourneyhastakenseveralmonths.ScientistshavesentspaceshipAstronautshavealreadybeentothemoon.AstronautshavealreadybeentNoonehasbeentoMarsyet,becauseMarsisveryfaraway,muchfartherthanthemoon.NoonehasbeentoMarsyet,bLotsofscientistsareworkinghardinordertosendastronautstoMarsoneday.LotsofscientistsareworkingListenandreadListenandread1.Scientiststhinkthattherehasbeenlife ontheearthforhundredsof

millionsof years.

科學(xué)家認(rèn)為地球上的生命已經(jīng)有億萬(wàn)年了。

millionsof數(shù)百萬(wàn)hundredsof數(shù)百 thousandsof成千上萬(wàn)billionsof數(shù)十億Languagepoints1.Scientiststhinkthattheree.g.Therearebillionsofstarsinthe Galaxy,andthesunisonlyoneofthem.

銀河系中有數(shù)十億顆恒星，太陽(yáng)只是其中的一個(gè)。2.However,wehavenotfoundlifeonany otherplanetsyet.

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

herletteryet?你收到她的來(lái)信了嗎？yet用于否定句和疑問(wèn)句，意思是“還，尚”。not…ye3.Theearthisaplanetanditgoesaround thesun.Sevenotherplanetsalsogo aroundthesun.

地球是顆行星，它圍繞著太陽(yáng)轉(zhuǎn)。此外 還有七顆行星也圍繞著太陽(yáng)轉(zhuǎn)。

3.Theearthisaplanetandi4.Noneofthemhasanenvironmentlike thatoftheearth,soscientistsdonot thinktheywillfindlifeonthem.

它們中沒(méi)有一個(gè)有像地球這樣的環(huán)境，因 此科學(xué)家們認(rèn)為在它們上面找不到生命。

noneof…表示（三個(gè)以上）一個(gè)也沒(méi)有。做主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞可用單數(shù)或復(fù)數(shù)。4.Noneofthemhasanenvirone.g.Noneofushas/havebeentotheMars.

我們中沒(méi)一個(gè)去過(guò)火星。5.…andoursolarsystemisasmallpartofamuchlargergroupofstarsandplanets,calledtheGalaxyortheMilky

Way. ......我們的太陽(yáng)系只是一個(gè)由恒星和行 星組成的星系的一小部分，這個(gè)星系 比太陽(yáng)系大得多，稱作銀河系或銀河。e.g.Noneofushas/havebeen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(gè)遙遠(yuǎn)的星系。這里的theGalaxy專指“銀河系”，也可以稱作the6.Sohowlargeistheuniverse?It’s impossibletoimagine.

所以宇宙有多大？我們無(wú)從想象。句型:Itis+形容詞+to+動(dòng)詞原形，意思是“做某事很……”。e.g.Itisdifficulttoreadthesewords. 讀這些單詞很難。6.Sohowlargeistheunivers7.…Withsomanystarsintheuniverse,arewealone,oristherelifeouttherein space?

宇宙中有這么多星球，我們是孤獨(dú)的 嗎？或者太空中還有其他生命存在呢？with+名詞+介詞短語(yǔ)，表示伴隨情況，意思是“帶著……”。7.…Withsomanystarsinthee.g.Mr.Zhangiscomingwithabookin hishands.

張老師手里帶著一書(shū)進(jìn)來(lái)了。alone在句中作形容詞，不作定語(yǔ)只做表語(yǔ)，也可作副詞。意思是“獨(dú)自地”。e.g.Shewasaloneinthatdarkroom.

她獨(dú)自一人呆在那黑屋子里。e.g.Mr.Zhangiscomingwith現(xiàn)在完成時(shí)2現(xiàn)在完成時(shí)2中考鏈接1.—Where’sMrGreen?—He_____toChangsha. (2013湖南湘西)A.havebeen B.hasgone C.hasbeen中考鏈接1.—Where’sMrGreen?2.—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’tarrived2.—IsTomathome?4.—Whatistheweatherlikethissummerhere?—There____verylittlerain.(2011廣州)A.hasB.hasbeenC.areD.havebeen5.Anumberoftourists______Yangzhou manytimesbecauseitissucha beautifulcity. (2013揚(yáng)州)A.havebeentoB.hasbeentoC.hasgonetoD.havegoneto4.—WhatistheweatherlikeFinishapassagetodescribethepicture.UseyouranswerstothequestionsinActivity5tohelpyou.WehavejustreceivedamessagefromourspaceshiptoMars…______________________________________________________________________FinishapassagetodescribetThankyou!Thankyou!Module3Module3Module3JourneytospaceModule3JourneytospaceUnit2Wehavenotfoundlifeonanyotherplanetsyet.Unit2Wehavenotfoundlife學(xué)習(xí)目標(biāo)1.熟記重點(diǎn)單詞：none,environment,solar,system,group,galaxy,universe,light,impossible,out,communicate2.掌握重點(diǎn)短語(yǔ):hundredsofmillionsof…solarsystem,intheuniverse,farenough,inspace,goaroundthesun,becalled,haveto,communicatewith3.掌握重點(diǎn)句型：(現(xiàn)在完成時(shí))主語(yǔ)+have/has+動(dòng)詞的過(guò)去分詞學(xué)習(xí)目標(biāo)1.熟記重點(diǎn)單詞：none,environmentDoyouknowthewordsandexpressionsinthebox?Puttheminorder:small—large.galaxyplanetsolarsystemstaruniverseplanet—star—solarsystem—galaxy—universeDoyouknowthewordsandexprA.galaxyB.planetC.solarsystemD.starE.universeMatchthewordswiththepictures.ABCDEBA.galaxyMatchthewordswithSkimming(略讀)togetgeneralideaSkimming(略讀)togetgeneralid1.Anyoneoutthere?2.LifeonEarth3.Thesunandotherstars4.ThestarsatnightReadthepassageandchoosethebesttitleforit.1.Anyoneoutthere?ReadthepScanning（跳讀）togetdetailedinformationScanning（跳讀）togetdetailediCheck(√)thetruesentences.1.Theearthisastar.2.Thesunisastar.3.Thereismorethanonegalaxyintheuniverse.4.Thelightfromthestarsinothergalaxieshastravelledforalongtimetoreachus.5.Scientistshavereceivedmanymessagesfromspace.6.Spaceshipshavevisitedmostoftheuniverse.√√×√××Check(√)thetruesentences.√√Carefulreading（精讀）tosolvedifficultpointsCarefulreading（精讀）togoaroundthesun繞太陽(yáng)轉(zhuǎn)becalled被叫作…solarsystem太陽(yáng)系haveto不得不communicatewith…與…交流,與…聯(lián)系farenough足夠遠(yuǎn)intheuniverse在宇宙中inspace在太空中Languagepointsgoaroundthesun繞太陽(yáng)轉(zhuǎn)LanguaScientiststhinkthattherehasbeenlifeontheearthforhundredsofmillionsofyears.

科學(xué)家們認(rèn)為地球上的生命已經(jīng)有上億年的歷史。therebe的現(xiàn)在完成時(shí)“therehave/hasbeen+名詞”

Therehasbeenapictureonthewallforalongtime.Therehavebeensomeoldtreesinourschool.eg:很長(zhǎng)時(shí)間以來(lái)在墻壁上已經(jīng)有這幅畫(huà)了在我們學(xué)校已經(jīng)有一些古樹(shù)了。Scientiststhinkthattherehhundred前加基數(shù)詞，表示“一百、二百、三百……”，hundred要用單數(shù)形式；hundred與of連用表示“數(shù)百”時(shí)，hundred要用復(fù)數(shù)形式，即hundredsof。例如：thousand,million,billion和hundred的用法相同。Thereareeighthundredstudentsinourschool.Therearehundredsofpeopleinthepark.hundred前加基數(shù)詞，表示“一百、二百、三百……”，hWeplanted_____treeslastyear.A.hundredsofB.hundredofC.fivehundredsD.fivehundredofPractiseWeplanted_____treeslastyeWithsomanystarsintheuniverse,arewealone,oristherelifeoutthereinspace?

宇宙中有這么多星球，我們是孤獨(dú)的嗎？抑或太空中還有其他生命存在呢？要做的事情這么多，我們都沒(méi)時(shí)間玩了。這里withsomanystarsintheuniverse是介詞短語(yǔ)，在句中作狀語(yǔ)。類似的例子還有：Withsomanythingstodo,wehavenotimetoplay.Withsomanystarsintheuniv那個(gè)女士站在那里，手插在口袋里。Practise—Whydoyoualwayssleep______?—BecauseI’mafraidofthedark.A.byyourselfB.withthedooropenC.withthewindowopenD.withthelightonThewomanstoodtherewithherhandsinthepockets.那個(gè)女士站在那里，手插在口袋里。Practise—Whyalone:獨(dú)自，單獨(dú)一人（沒(méi)有感情色彩)lonely:孤單的，孤獨(dú)的（指情感上的孤獨(dú)）她獨(dú)自一人回家Shewenthomealone.有時(shí)，我會(huì)感到孤獨(dú)。Sometimes,Ifeellonely.alone:獨(dú)自，單獨(dú)一人（沒(méi)有感情色彩)她獨(dú)自一人回家SpracticeHe

lives___,butheneverfeels_____.A.lonely;aloneB.lonely;lonelyC.alone;lonelyD.alone;alonepracticeHelives___,buthen3.Whyhasnoonecommunicatedwithus?

為什么沒(méi)有人和我們聯(lián)系呢？

Werangseveraltimes,butnooneanswered.我們按了幾次鈴，但沒(méi)有人來(lái)開(kāi)門(mén)。noone表示“沒(méi)有人”，作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞常用單數(shù)形式。如：none指三個(gè)或三個(gè)以上的人或物中“沒(méi)有一個(gè)”，其后常接“of+名詞/代詞”，后面動(dòng)詞單復(fù)數(shù)形式均可。3.WhyhasnoonecommunicatedNoneofushas/havebeentoSanya.我們都沒(méi)去過(guò)三亞?！狪’mhungry.Isthereanybreadinthefridge?—_____,butwehavecakes.Wouldyouliketohaveone?A.SomeB.MuchC.NoneD.NothingPractiseNoneofushas/havebeentonone,environment，solar,systemgroup,galaxyuniverse,lightimpossible,outcommunicate本課時(shí)主要單詞none,environment，本課時(shí)主要單詞hundredsofmillionsof…intheuniversefarenoughinspacegoaroundthesunbecalledhavetocommunicatewith本課時(shí)主要短語(yǔ)hundredsofmillionsof…本課時(shí)主要短1.However,wehavenotfoundlifeonanyotherplanetsyet.2.Noneofthemhasanenvironmentlikethatoftheearth.3.Scientistshavealsodiscoveredmanyothergalaxiesintheuniverse.4.Wedonotknowtheanswersyet.本課時(shí)主要句型1.However,wehavenotfound現(xiàn)在完成時(shí)態(tài)1現(xiàn)在完成時(shí)態(tài)1ScientistshavesentspaceshiptoMars.Thejourneyhastakenseveralmonths.ScientistshavesentspaceshipAstronautshavealreadybeentothemoon.AstronautshavealreadybeentNoonehasbeentoMarsyet,becauseMarsisveryfaraway,muchfartherthanthemoon.NoonehasbeentoMarsyet,bLotsofscientistsareworkinghardinordertosendastronautstoMarsoneday.LotsofscientistsareworkingListenandreadListenandread1.Scientiststhinkthattherehasbeenlife ontheearthforhundredsof

millionsof years.

科學(xué)家認(rèn)為地球上的生命已經(jīng)有億萬(wàn)年了。

millionsof數(shù)百萬(wàn)hundredsof數(shù)百 thousandsof成千上萬(wàn)billionsof數(shù)十億Languagepoints1.Scientiststhinkthattheree.g.Therearebillionsofstarsinthe Galaxy,andthesunisonlyoneofthem.

銀河系中有數(shù)十億顆恒星，太陽(yáng)只是其中的一個(gè)。2.However,wehavenotfoundlifeonany otherplanetsyet.

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

herletteryet?你收到她的來(lái)信了嗎？yet用于否定句和疑問(wèn)句，意思是“還，尚”。not…ye3.Theearthisaplanetanditgoesaround thesun.Sevenotherplanetsalsogo aroundthesun.

地球是顆行星，它圍繞著太陽(yáng)轉(zhuǎn)。此外 還有七顆行星也圍繞著太陽(yáng)轉(zhuǎn)。

3.Theearthisaplanetandi4.Noneofthemhasanenvironmentlike thatoftheearth,soscientistsdonot thinktheywillfindlifeonthem.

它們中沒(méi)有一個(gè)有像地球這樣的環(huán)境，因 此科學(xué)家們認(rèn)為在它們上面找不到生命。

noneof…表示（三個(gè)以上）一個(gè)也沒(méi)有。做主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞可用單數(shù)或復(fù)數(shù)。4.Noneofthemhasanenvirone.g.Noneofushas/havebeentotheMars.

我們中沒(méi)一個(gè)去過(guò)火星。5.…andoursolarsystemisasmallpartofamuchlargergroupofstarsandplanets,calledtheGalaxyortheMilky

Way. ......我們的太陽(yáng)系只是一個(gè)由恒星和行 星組成的星系的一小部分，這個(gè)星系 比太陽(yáng)系大得多，稱作銀河系或銀河。e.g.Noneofushas/havebeen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(gè)遙遠(yuǎn)的星系。這里的theGalaxy專指“銀河系”，也可以稱作the6.Sohowlargeistheuniverse?It’s impossibletoimagine.

所以宇宙有多大？我們無(wú)從想象。句型:Itis+形容詞+to+動(dòng)詞原形，意思是“做某事很……”。e.g.Itisdifficulttoreadthesewords. 讀這些單詞很難。