「model+3+unit+4Astronomy【上课课件】」.ppt

1 优质内容 Unit4Astronomy thescienceofthestars 2 优质内容 explodesurfacemethodpreventspreaddevelopastronomy E burstsuddenlywithaloudnoise A outsideofsomething B wayofdoingsomething F stopsomethinghappening D becomewider gotootherplaces C growup takeshape becomelargerormorecomplete G scientificstudyofthestars 3 优质内容 quiz 1 WhowrotethebookTheOriginofSpecies 物种起源 AIssaacNewtonBAlbertEinsteinCCharlesDarwin 2 WhoisfamousforthetheoryofBlackHoletheory 黑洞 AHawkingBNewtonCEinstein 3HowmanybigplanetsarethereintheSolarSystem A7B8C9 4 Whichonebelongstoamphibian AfrogBsnakeCdinosaur 5 Whichonebelongstoreptile AfishBsnakeCbird 4 优质内容 8 Onwhichplanetaretherelivesatpresent AtheVenusBtheEarthCtheMars 7 whichgasisthemostimportantforlife A carbondioxide CO2 B oxygen O2 C nitrogen N2 6whichonebelongstomammal AdinosaurBdogCfish 5 优质内容 HOWLIFEBEGANONTHEEARTH 6 优质内容 Scanthetextandputthedevelopmentoflifeintorightorder B presenceofwater A greenplantsandanimalsonland D smallplantsandanimalsinthewater C humansappear B D A C 7 优质内容 presenceofwater greenplantsandanimalsonland smallplantsandanimalsinthewater humansappear 8 优质内容 Whathappenedaftertheearthexploded theearthexploded watervapour carbondioxide oxygen nitrogen othergases 9 优质内容 A theearth satmosphere B BigBang C Theearthexplodedandproducedkindsofgases D water E theearthcooleddown F acloudofenergeticdust G slowlycombineintoaball 1 2 3 4 5 6 7 Putthesesentencesintotherightorder 10 优质内容 A H B D F G E C A H B C F G E D 11 优质内容 water Plantsinthewater Shellfishandfish Insectsandamphibians Reptiles Dinosaurs Mammals Plantsonland 12 优质内容 1 Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundthesun 使大家吃惊的是 isthathedidn tcometothemeeting Whatsurprisedeverybody 2 他所做的 addedtoourdifficulty Whathedid wecan tgetseemsbetterthan wehave What whatB What thatC That thatD That what madetheschoolproudwas morethan90 ofthestudentshadbeenadmittedtokeyuniversities A What becauseB What that C That whatD That because A B 13 优质内容 2 Theproblemwasthattheearthbecameviolentbecauseitwasnotclearwhetherthesolidshapewastolastornot 问题是地球开始变得激烈动荡 不知道这个固体形状是否会继续下去 n 固体solid liquid液体 gas气体 solidfuelssolidfoodasolidspheresolidfurniture 1 Matterhasthreestates solid liquidandgas 2 Whenwaterfreezes itbecomessolidandwecallitice adj 固体的 实心的 无空隙的 结实的 坚固的 14 优质内容 beto do something willdefinitelyhappen oritmusthappen不可避免要发生或必须发生 e g Theysaidgoodbye knowingthattheywerenevertomeetagain Sheistobehonouredforthisgreatwork Mr Clarksaidtohisdaughter Youaretobehomeby10o clock 15 优质内容 3 Itexplodedloudlywithfireandrock whichwereintimetoproducethewatervapour 1 使某物 炸开 爆炸 2 指感情 激发 3 指人口 突然或迅速增加 Thefireworkexplodedinhishandandhewashurtseriously Iwasfrightenedwhensheexplodedintoloudlaughter Nowitisnoteasytofindjobswiththeexplodingpopulation explosionn 爆炸 声 explosiveadj 爆炸性的 易爆炸的n 炸药 爆炸物 16 优质内容 intime forsth todosth notlate及时 不迟她来得及回来准备晚饭 intime soonerorlater eventually迟早 最后总有一天我会遇见他 in outoftime in notinthecorrecttime合 不合节拍观众合着音乐的节拍拍手 Shewillbebackintimetopreparedinner I llseehimintime Theaudienceclappedintimetothemusic 17 优质内容 与time相关的短语 innotimeattimesatatimeonceuponatime 立刻 马上 有时 每次 依次 从前 ontimeatonetimeforthetimebeingfromtimetotime 按时 准时 从前 暂时 不时地 18 优质内容 4 Astheearthcooleddown waterbegantoappearonitssurface 随着地球的冷却 地球的表面就开始出现了水 cooladj 凉快 冷静 冷淡 v 使 变冷 冷静下来 1 Let ssitintheshadeandgetcool 4 Therainhascooledtheair 2 IknewIhadtokeepcool 3 Hisplayreceivedacoolresponsefromthepublic 5 Letyoursoupcoolalittlebeforeyoudrinkit 6 Aheatedargumentcanbesettledbetterifbothsidescooldownfirst 7 Itriedtocoolherdownbutshewasstillveryangry 19 优质内容 5 Nobodyknewthatitwasgoingtobedifferentfromotherplanetsgoingroundthesun bevery much quite entirely totallydifferentfrom与 不同 Citylifeisquitedifferentfromcountrylife 1 城市生活和农村生活很不同 2 他们的品位和我不同 Theirtastesaredifferentfrommine Therearedifferencesbetween and tell from thesameas besimilarto 与 之间有不同之处 把 与 区分开来 与 一样 与 相似 20 优质内容 6 Itallowstheearthtodissolveharmfulgases which allowvt 允许 许可 容许allow n pron doingallowsb todobeallowedtodo Myfatherdoesn tallowsmokingathome Infacthedoesn tallowustosmokeanywhereatanytime 父亲不允许在家里吸烟 实际上 他不允许我们在任何地方任何时候吸烟 Areweallowedtousethecomputer 我们可以用电脑么 21 优质内容 beharmfulto doharmtosb 1 Pollutionisespeciallyharmfultoanimals 2 Smokingwilldoyoualotofharm 对 有害 dosb harm伤害某人 对某人有害处 22 优质内容 it作形式宾语 其真正的宾语可以是不定式 动名词和从句 TheforeignMinistersaid ourhopethatthetwosideswillworktowardspeace 2004BJ A ThisisB ThereisC ThatisD Itis 2 Ilike intheautumnwhentheweatherisclearandbright NMET2004 A thisB thatC itD one 3 Whydon tyoubring tohisattentionthatyouaretoobusytodoit A thisB thatC whatD it D C D 7 Thatmadeitpossibleforlifetobegintodevelop 23 优质内容 4 Why Ihavenothingtoconfess youwantmetosay A WhatisitthatB WhatitisthatC HowisitthatD Howitisthat5 Wasitattheschool wasnamedafterahero hespenthischildhood A which thatB where whereC that whereD which where A A 24 优质内容 8 Theymultipliedandfilledthefirstoceansandseaswithoxygen multiply 数目上 增加 增多 乘 使 繁殖 1 Ourproblemshavemultipliedsincelastyear 2 multiply2and5andyouwillgetto10 4 Theplantsheremultiplyrapidly 3 6multipliedby5is30 Multiply6by5tomake30 25 优质内容 9 Thisencouragedthedevelopmentofearlyshellfishandallsortsoffish encourage鼓舞 促进 怂恿 后接名词 代词 也可接不定式作宾语补足语 如 Highpricesforcornandwheatwillencouragefarming 玉米和小麦的高价将促进农业的发展 Mysuccessencouragedmetocontinue 我的成功鼓励我继续干下去 Heencouragedmetolearndancing 他鼓励我去学跳舞 26 优质内容 10 Manymillionsofyearslaterthefirstgreenplantsbegantoappearonland late adj 迟到的 晚的 前任的 以前的 已故的 later adv 后来 较晚时候 过后adj late的比较级 更迟的 更后的 latest adj 最新的 lately adv recently近来 1 Mr ZhuRongjiisthelatePrimeMinisterofChina 3 ShearrivedinLondononMonday 2dayslaterheleftforNewYork 5 Whathaveyoubeendoinglately 2 Heisoftenlateforschool 4 Haveyouheardaboutthelatestnews 27 优质内容 11 Whentheplantsgrewintoforests reptilesappearedforthefirsttime 她渐渐出落成一个美丽的姑娘 生长成为 渐渐成为或变得 不用于被动语态 Sheisgrowingintoabeautifulyoungwoman 28 优质内容 12 Theyproducedyounggenerallybylayingeggs It sgenerallybelievedthat 一般认为 generallyspeaking一般而言 概括来说 1 It sgenerallybelievedthatgirlsworkharderthanboysdo 2 Generallyspeaking womencrymoreeasilythanmen 29 优质内容 Thenaughtyboy tomethatthehenthat therejustnowhad twoeggsthedaybefore A laid laid laidB laid lay lainC lied laid lainD lied lay laid D 30 优质内容 13 Smallcleveranimals nowwithhandsandfeet appearedandspreadallovertheearth vi 散布 传播 蔓延 伸展 扩展 vt 铺开 摊开 1 Thenewsspreadthroughtheschoolveryquickly 2 Ispreadanewclothonthetable 31 优质内容 14 Theyareputtingtoomuchcarbondioxideintotheatmosphere whichpreventsheatfromescapingfromtheearthintospace 阻止某人做某事 preventsb from doingsth stopsb from doingsth keepsb fromdoingsth 1 Wemustpreventthemfrommakingtrouble 2 Youshouldpreventthechildfrominjuringhimself Ifnothingprevents 如果没有什么阻碍的话 32 优质内容 15 Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved dependon sb sth sb todosth sb doingsth sb sth forsth 相信 信赖 依靠 依赖 视 而定 取决于 1 Whenyouareinastrangeplaceyou dbetterdependonthemap 2 Youcan tdependonotherstohelpyou 3 Hedependsonhispenforhisliving wh 33 优质内容 4 Successdependsonyourownhardwork dependonit没问题 请放心 句末或句首 That It all depends 那得看情况而定 1 Dependonit you llsucceed 2 Hemaysupportme butitdepends Tellhimwhatyouwanttosay he samanto A countB believeC trustD depend解析 相信 信赖某人 countonsb believeinsb dependonsb trust in sb C 5 Oursuccessdependsonwhethereveryo