reading and vocabulary(2),writing.ppt

《reading and vocabulary(2),writing.ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、外研版高中第八册Module5Period5Module5TheConquestoftheUniverseReadingandVocabulary(2)P64WritingP66ReadingandVocabulary(2)P64:SecretsoftheGasGiantPre-reading:Step1:Qs:Howmanyplanetshavebeenfoundinthesolarsystem?Canyougivethenamesofsomeofthem?vocabulary:cosmonautic

2、scosmicspeedspacecraftmannedspaceshipastronaut,cosmonautsolareclipselunareclipsetotaleclipseAerolith陨石comet彗星Pluto冥王星Neptune海王星Uranus天王星sunspot太阳黑子solarradiationgalaxy银河constellation星座revolution公转rotation自转step2:BrainstormingtelescopetheprobepictureofSan

3、turnsentbackbyHuygens卡西尼宇宙飞船10月11日拍摄的这张图片显示的是土星和土卫四(Dione)。图片中央是土卫四，远处较大的星球是土星。卡西尼宇宙飞船在距土卫四表面310英里以内的上空飞行，照片清晰的显示卫星表面有许多撞击形成的凹坑，但没有大气层。Saturn(seenfromtheuniverse)animaginaryimageoftheHuygens(惠更斯号探测器)flyingtothemoonofSaturn.这是“飞向土星的卫星―土卫六的想象图。Cassini飞船于19

4、97年10月携带着“惠更斯”号发射升空，迄今已遨游太空7年多。Step2:PredictionPredictwhatwillbeincludedinthepassagetitled“SecretsoftheGasGiant”.While-reading:Skimmingstep1:DoActivity1,2onPage64KeystoActivity1:KeystoActivity2:(1)Saturn(2)Saturn’smoons1.anewspaperarticlestep2:Findoutthe

5、mainideasofeachparagraph.Step3:Activity3onPage65.Para1:ThedescriptionofphotosofSaturnanditsrings.Para2:ThemissionoftheCassini-Huygensspaceprobe.Para3:ThedescriptionofphotosofTitanandPhoebe.KeystoActivity3:thelastoneCarefulreading:step1:DoActivity4&6onPag

6、e65.KeystoActivity4:（1）ToexploreSaturnanditsringsandmoons.（2）Inshadesofblue,greenandred.（3）Likelytobeamixtureofwaterandfrozengases.（4）Gases.（5）Becauseitissolight.（6）In1997.（7）TwoofSaturn’smoons.（8）Itsshape.（9）Ithasliquidonthesurface.（10）Theyareveryclear,

7、andyetcomefromsolongadistance.KeystoActivity6:Tips:Afactisapieceofinformationthatcanbeproved,somethingreal,andsomethingexists.Anopinionisabelieforconclusionheldwithconfidencebutnotprovedbypositiveknowledgeorproof.（1）Mostlyfacts,but“amazing”suggeststheopi

8、nion.（2）Mostlyfacts,but“islikelytobe”showsanopinion.（3）Fact.（4）Mostlyfacts,except“strange”whichsuggeststhewriter’sopinion.step2:DoActivity5onPage65.Keys:（1）d（2）g（3）f（4）e（5）a（6）c（7）bWriting:Step1:DoActivity1&2onPage66.Keyst