外研版八年级下册英语M3U2.ppt

Module3 Journeytospace Unit2 Wehavenotfoundlifeonanyotherplanetsyet ScientistshavesentspaceshiptoMars Thejourneyhastakenseveralmonths Listenandread Readthepassageandchoosethebesttitleforit 1 Anyoneoutthere 2 Lifeontheearth3 Thesunandotherstars4 Thestarsatnight 1 Theearthisastar 2 Thesunisastar 3 Thereismorethanonegalaxyintheuniverse Check thetruesentences 4 Thelightfromthestarsinothergalaxieshastravelledforalongtimetoreachus 5 Scientistshavereceivedmanymessagesfromspace 6 Spaceshipshavevisitedmostoftheuniverse 1 ScientiststhinkthattherehasbeenlifeonEarthformillionsofyears 宾语从句 therehasbeen therebe的完成时 科学家们认为 地球上已有生命数百万年了 ReadPara1andfindoutthissentence Theythink 曾有过 lifeonthemoon 用现在完成时 therebe hasever been ReadPara2andanswerquestions 1 WhatdoestheEarthgoaround 2 Howmanyplanetsgoaroundthesun 3 Whatisthesolarsystem Itgoesaroundthesun Eightplanets Thesunanditsplanetsarecalledthesolarsystem 围着 转 2 Noneofthemhasanenvironmentwithair L3 4 none 一个 人 物 也没有用来回答howmany的提问 noone用来回答who的提问 noneof n 复 谓语动词单复均可 with 有 他们中没有一个有空气的环境 Howmanypeoplearethereintheclassroom A NooneB NoneC Nothing 这些宇航员没人去过火星 theastronauts Mars 这里曾经有个带花园的房子 somehouses gardens Noneof have hasbeento Therehavebeenwith 3 Thesunanditsplanetsarecalledthesolarsystem L5 6 becalled 被叫做 被动语态 那个演唱组合叫S H E Thepopgroup S H E iscalled ReadPara3fillintheblanks Thestarswesee arethesunsinothersolarsystem Thereare 200billonstarsinourgalaxy calledthe andoursunisonly atnight morethan MilkyWay oneofthem 4 Thestarsweseeatnightarethesunsinothersolarsystems L1 2 定语从句 用来解释前面的名词 的 前面的名词 我们晚上看到的星星是其他星系的恒星 TheboywhoistalkingtotheteachercomesfromEngland 正在和老师谈话的男生来自英国 ReadPara4answerquestions Whathavescientistsdiscovered 2 Whyisithardtoknowhowlargetheuniverseis They vediscoveredmanyothergalaxies Becausetheyareveryfaraway 5 theirlighthastravelledformanyyearstoreachus 他们的光线需要好几年才能到达地球 到达某地arrivein 大地方at 小地方getto 地方reach 地方 温故知新 后面没有地点只用arrive Hewillcallyouassoonashe Foshan A arriveinB getsC reaches Whocantellmewhenhe A reachedB gottoC arrived Thelightistoohigh Ican t it A reachB arriveC get 6 It shardtounderstandhowlargetheuniverseis It shardforthestudents theEnglishwell A learnB tolearnC learning Itis 形 forsb todo B 很难明白宇宙有多大 ReadPara5 6andanswerquestions Hasanyonediscoveredlifeinspace Noonehasdiscoveredanylifeinspaceyet P5 L4 7 Withsomanystarsintheuniverse arewealone oristherelifeoutthereinspace P6 L3 bealone 孤单的 孤独的行为动词 alone孤单地 独自 loney寂寞的 孤单的feellonely感到孤单的 宇宙中有这么多的星体 我们是单独的吗 太空中还有其他生命吗 用lonely alone填空 Theoldmanlives butheneverfeels Becausehehasmanyfriendsthere Don tleaveyourchild athome alone lonely alone Completethepassagewiththewordsandexpressioninthebox Istherelifeonotherplanets Therearesevenotherplanetsinour 1 but 2 ofthemhasa n 3 likethatoftheearth solarsystem none environment Spaceshipsfromtheearthhavedonesurveysoftheotherplanets buttheyhavenotfoundanylifethere Whyhasnoonefromotherplanetstriedto 4 wit