高中英语 unit4 Astronomy Reading1教学2 新人教必修3

Unit4Astronomy:thescienceofthestars

Reading整理ppt

1.What’sthemainideaofthetext?Howlifebeganontheearth.2.Howmanypartscanthetextbedividedinto?Twoparts:Part1(para1)Part2(para2.3.4)

Watermadeitpossibleforlifebegintodevelop.Thedevelopmentoflivingthings.Readthepassagequicklyandfindouttheanswerstothequestionsbelow.整理pptReadparagraph1,andanswerthefollowingquestions.1.Howdidwatercomeintobeingontheearth?2.Whatisthesignificanceofthepresenceofwaterontheearth?Theexplosionoftheearthproducedwatervapour,whichturnedintowaterwhentheearthcooleddown.Itallowedtheearthtodissolveharmfulgasesintooceansandseas.Reading-IIskimming(3m)整理pptPuttheorderofdevelopmentoflifeintoatimeline.insectsandamphibiansappearasolidballreptilesappearacloudofdustshellfishandotherfishappeardinosaursappearsmallplantsgrowonthewaterplantsbegintogrowondrylandpresenceofwatermammals(includinghumans)appearDBIGEHACFJ整理pptReadthesecondandthirdparagraphsandputthedevelopmentoflifeinthechart.1___________2_________4.__________5.__________3___________6.__________7.__________8.__________9.__________smallplantsinwatershellfishandallsortsoffishgreenplantsonlandinsects(onland)amphibian(onlandandinwater)forestsmammals(onland)reptiles(onland)

dinosaurs(onland)Reading-IIdetailreading(3m)整理pptWhyisitwronginfilmsandstoriestoshowdinosaursandpeopletogether?2.Whydoyouthinkthathumansarethecleverestanimalsontheearth?Dinosaursdiedoutlongbeforehumanbeingsdevelopedontheearth.Becausetheyhavelargerbrainsthananyothercreaturesontheearthsofar.Afterreadingthepassage,answerthefollowingquestions.整理pptItexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapour,….intime(forsth/todosth):

notlate及时；不迟Shewillbebackintimetopreparedinner.她来得及回来准备晚饭。intime:soonerorlater;eventually迟早；最后I’llseehimintime.总有一天我会遇见他。ExplanationsSwimmingisdifficultbutyou’lllearnitintime.Doyouthinkwecangetthereintimeforthetrain?整理pptin/outoftime:in/notinthecorrecttime合/不合节拍(sth)beto(do):(something)willdefinitelyhappen,oritmusthappen不可避免要发生或必须发生。

e.g.Theysaidgoodbye,littleknowingthattheywerenevertomeetagain.Sheistobehonouredforthisgreatwork.

Theaudienceclappedintimetothemusic.观众合着音乐的节拍拍手。beto(do):表示按计划、安排要发生的动作Whenaretheytohandintheirplan？表命令Tellhersheisnottobebacklate!整理ppt(sb/sth)bedifferentfrom:notlikesomeoneorsomethingelseinoneormoreways与……不同。2.Nobodyknewthatitwasgoingtobedifferentfromotherplanetsgoingroundthesun.Citylifeisquitedifferentformcountrylife.

都市生活与乡村生活是非常不同的。goingroundthesun为现在分词短语，做定语，表示一般的动作。例如：Menbreakingthelawwillbepunished.Menwhobreakthelawwillbepunished.

现在分词短语作定语,也可表示进行的动作.例如Canyouseethegirldancingwithyourboyfriend?Canyouseethegirlwhoisdancingwithherboyfriend?

整理ppt3.Thisencouragedthedevelopmentofearlyshellfishandallsortsoffish.这为早期贝类及其他各种鱼类的发育进一步创造了条件。名词后缀-ment加在动词之后表示：行为，例如：argument,betterment,development,treatment。结果，例如：arrangement,settlement,statement.工具，例如：instrument,pavement.整理ppt4.Itallowedtheearthdodissolveharmfulgases,whichhadbecomepartoftheearth’satmosphere,intotheoceansandseas.allowvt.允许、许可、容许allow+n./pron./doingallowsb.todobeallowedtodoMyfatherdoesn’tallowsmokingathome.Infacthedoesn’tallowustosmokeanywhereatanytime.Areweallowedtousethecomputer?整理ppt5.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。整理ppt6.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.

formillionsofyearstocome中不定式tocome作定语，与前面的名词之间有逻辑上的主谓关系：Sheisthelastpersontodosuchathing.她是最不像会做这种事的人。(sth)dependon(sthelse):somethingmightonlyhappenorbetrueifthecircumstancesarerightforit取决于。

Oursuccessdependsonwhethereveryoneworkshardornot.我们的成败取决于是否每个人都努力工作。整理ppt7.spread的用法（1）vi.（消息等）传开，流传。如：Thenewsspreadthroughtheschoolveryquickly.Thefirespreadfromthefactorytothehousenearby.（2）vt.“使伸展，延伸，张开”，常与out连用。Ispreadanewclothonthetable.我在餐桌上铺上一条新桌布。Hespreadouthisarmstowelcomeus.他张开手臂欢迎我们。整理pptavisittothemoonReading2整理pptDoyouwanttovisitthemoon?July20thWarmingupBrainstorming(2m)整理pptThephotofromthemoon整理ppt整理ppt整理pptChina’sfirstastronautYangLiwei整理pptWritedownthethreewaysinwhichgravitychangedforLiYanping.ReadingIscanning&skimming(2m)整理pptThewaygravitychangedLefttheearthInspaceOnthemoon3.Itbecameverylight.Thegravitybecameverystrong.2.Thegravitydisappeared.整理pptHisweightschangedthreetimestoo.Nowwritethemdown.整理pptTheweightchangedLefttheearthInspaceOnthemoonHebecameveryheavy.Hehadnoweightandcouldfloataroundlikeafeather.Hewasaboutone-sixthofhisweightontheearth.整理ppt1.cheerup:欢呼，喝彩，感到高兴，使高兴。当看到球队的到来，人群欢呼起来。_____________________whentheysawtheteamarrive.他带她去听音乐会来使她高兴。Hetookher_____________to____________.Thecrowdcheereduptotheconcertcheerherup整理ppt2.watch…do/doing:观看，注视我们看着太阳正在树后面落下。We_____________________behindthetrees.每一天当他们看到植物生长，他们的心里都充满了希望。Everydayasthey__________________,theirheartsfilledwithhope.watchedthesunsettingwatchedtheplantgrow整理ppt3.nowthat:既然，由于既然每个人都到了，我们就可以开始会议。_________________________,wecanbeginthemeeting.由于你是一个大男孩,你就必须行为表现得更好._______________________,youmustbehavebetter.NowthateverybodyishereNowthatyouareabigboy整理ppt4.getthehangofsth.查看某物运作了解…..的意义我一直想知道这部新的打字机的用法.I’vebeentryingto______________thisnewtypewriter.我不十分了解你的论据的意义.Idon’tquite__________________yourargument.getthehangofgetthehangof整理pptWewatchedamazedasfirebrokeoutontheoutsideofthespaceshipastheearth’sgravityincreased.5.amazed是过去分词，此处做状语用

他进来的时候没有人注意到.Hecamein_________.6.breakout(战争,争吵,疾病等)爆发在深夜,突然有人吵架._________________suddenlyatmidnight.Aquarrelbrokeoutunnoticed整理pptWhatwouldyouneed?

Speakingtask:spaceshipspacesuitwaterOxygenproducer

aspacecamera……Speaking(4m)Ifweweregoingtothemoon…整理ppttokeepyoucooltostopyouflyingoffintospacetohelpyoubreatheoxygentostopyourfoodfromfloatingawayclothesforexerciseclothesforwalkingonthemoontotravelonthemoontogiveshadetoprotectyourskintotakephotographsDiscussion-1(3m)Fillinthechart.

spaceshipwithwatertocoolyoucarryingoxygentanksspacesuitspacebuggyspacesuitaropetotieyoutothespaceship

spacefoodthatyoucaneateasilyspacesuitsunglassesspacecamera整理pptStudentsworkinpairsandgiveeachotheranumberof“does”and“don’ts”forgoingtothemoon.Whenfinished,youcanwritesomesuggestionsofyoursdownandreadthemouttotherestoftheclass.Discussion:Discussion-2(3m)整理pptThesewordsandphrasesmayhelpyou:Don’tsDoesYoumustn‘t…Pleasedon’t…Rememberneverdo…Watchoutfor…Pleasepayattentionto...You’dbetterdo…Don’tforgetto…Makesureyoudo…整理pptWriting整理pptBrainstormingforwriting(3m)Whatwillwemeetonthemoon?whenwherewhatwhoproblemsSolve(how)整理pptwritinganoutline(3m)Howtowriteanoutline?Outline(mainidea)Thefirstparagraph

(introduction)Body(yourownideasontheitem)Conclusion(summingup)headingsummingup整理pptYouareexpectedtodesign3problems:Pre-writing(3m)Mainidea:explainthethreeproblemsyouwillhavewhilevisitingthemoon.Paragraph1:problem1andhowyouwillsolveit.Paragraph2:problem2andhowyouwillsolveit.Paragraph3:problem3andhowyouwillsolveit.Summingup:

howsuccessfultheholidaywillbeifyoufollowthisadvice.整理pptDoyouknowwhoheis?P62listening整理ppt杨利伟小档案（来源：解放军报）

民族：汉出生年月：1965年6月21日

籍贯：辽宁省绥中县

政治面貌：中共党员

身高：168厘米

体重：65公斤

家庭成员：妻子张玉梅，儿子杨宁康

简历：1983年6月入伍，1987年毕业于中国人民解放军空军第八飞行学院，历任空军某师飞行员、中队长，曾飞过强击机、歼击机等机型，安全飞行1350小时，被评为一级飞行员，现为中国人民解放军航天员大队三级航天员；1996年，参加航天员初选，入围；1998年1月，从800多名入围者中脱颖而出，成为中国首批航天员之一；在“神舟”五号载人飞船发射准备阶段，经专家组无记名投票，入选“3人首飞梯队”，并被确定为首席人选。

整理pptWhat’sthenameofthespaceship?Doyouknowwhateducationandexperienceyouneedtobecomeanastronaut?Whatwouldworryyouaboutspacetravel?Whatproblemdoyouthinkyouwouldhaveinspace?Pre-listeningprediction(1m)整理pptNewwordsinthelisteningGobiDesert戈壁沙漠PLA=People’sLiberationArmy中国人民解放军Airforce空军整理pptListening:Ex.1onpage621.YangLiweibecameanastronautbychance.2.Nobodyover170cmcanbeanastronaut.3.YangLiweitrainedfor10yearstobecameapilot.4.IfYangLiweihadproblemsinspace,therewerewaystosavehim.5.ChinaisthethirdcountrytosendpeopleintospacejustlikeRussiaandtheUSA.6.YangLiweithinkshewasluckytobeChina’sfirstmaninspace.FFTTTT整理pptListening:Ex.2onpage62InformationonYangLiwei,theastronautTheexamshepassedExperiencePhysicalqualitiesPersonalqualitiesExcellentdegreeand10years’trainingPilotfortheairforceofthePLASmallerthan170cm,lessthan70kgCalm,mature,hard-working整理pptWhathavetheybuiltintothespaceshiptohelpYangLiweiifhehasdifficulties?ThereareescapeseatsifYangLiweineedsthemandspecialdoorsconnectingtorescuerocketsifnecessary.整理pptBlackholes整理pptStephenHawkingthinksthatblackholescanbotheatandspitobjectsout.整理pptWhat

is

a

black

hole?Ifyouputenoughmatterinonesmallplace,itcreatesablackhole,agravitationalfield(3)sointensethatnothing,notevenlight,canescapefromit.Ablackholeisanextremelyweirdobject.Itsintensegravitationalfieldchangesspaceandtimeinfundamentalways.Eachblackholehasonlythreemeasurableproperties:mass(质量),electricalcharge(电荷),androtationalmomentum(旋转动量

).Mostastronomersnowbelievethatthereisahugeblackholeintheinnercoreofourgalaxy银河,billionsoftimesheavierthanthesun.Itspins(旋转)inthecenterofarotatingwhirlpool(旋转的漩涡

)ofhotgasanddust,slowlysuckingitin.整理pptReadthepassageonpage66andanswerthetwoquestions.1.Canablackholebeseen?Howdoyouknowit’sablackhole?2.Whathappenedtothespaceshipfromthebeginningtotheend?ReadingIIscanning&skimming(2m)No,itcan’tbeseen.Youcanseethingsdisappearintowhatappearstobeemptyspace.整理pptAtfirstthelightsonthespaceshipwentoutandthecomputerstoppedworking.Thenthespaceshipjumpedandbegantomovearoundtheedgeoftheoutsideofthehole.Asthespaceshipmovedaroundthehole,itbegantogofasterandfaster.Butthenthespaceshipjumpedagain,anditmovedsidewaysfromtheblackhole.Itbegantoincreaseitsspeeduntilitseemedtobegoingasfastaslight.Aslastthespaceshipsloweddownandthecomputerstartedworkingagain.整理pptOldideasabout“blackholes”Wasthiswhatwefound?Newideasabout“blackholes”Blackholescannotbeseen.

Objectsarepulledtowardsit.Objectsgoroundandroundoutsidethemouthofthe“blackhole”.YesYesReadingIIdetailreading(3m)Yes整理pptOldideasabout“blackholes”Wasthiswhatwefound?Newideasabout“blackholes”Objectsaslargeassunscandisappearintothe“blackhole”.Allobjectsmustgointothe“blackhole”whentheyarecaughtbyitsgravity.Timeslowsdownwhenyouareclosetoa“blackhole”.YesNoYes整理ppt整理ppt9、静夜四无邻，荒居旧业贫。。2023/1/12023/1/1Sunday,January1,202310、雨中黄叶树，灯下白头人。。2023/1/12023/1/12023/1/11/1/20237:23:52PM11、以我独沈久，愧君相见频。。2023/1/12023/1/12023/1/1Jan-2301-Jan-2312、故人江海别，几度隔山川。。2023/1/12023/1/12023/1/1Sunday,January1,202313、乍见翻疑梦，相悲各问年。。2023/1/12023/1/12023/1/12023/1/11/1/202314、他乡生白发，旧国见青山。。01一月20232023/1/12023/1/12023/1/115、比不了得就不比，得不到的就不要。。。一月232023/1/12023/1/12023/1/11/1/202316、行动出成果，工作出财富。。2023/1/12023/1/101January202317、做前，能够环视