unit4《astronomy the science of the stars》学案1（人教版必修三）

《unit4《astronomy the science of the stars》学案1（人教版必修三）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、HowLifeBeganonTheEart编写人：胡小军编写时间：2014-3-15班级：小组编号：组名：姓名：Warmingupandreading【学习目标】：1.Tolearnabouttheoriginoflifeontheearth.2.Tomastertheusagesofsomekeylanguagepoints.3.Todevelopthefeelingoftreasuringtheearthandlife.【重点难点】：1.了解宇宙科学、地球生命的起源，了解万有引力、黑洞和太空旅行

2、等天文知识，培养学生对科学的兴趣、激发学生探讨科学的热情。2.掌握本单元的词汇和习惯用法。3.学会在日常交际中正确运用指示语。学习方法：自主探究；小组研讨课前自主预习方案【使用说明及学法指导】1.学习天文常见词汇学习，扩展自己的词汇知识。2.运用知识语法填空。Task1:readandremembercosmos 宇宙[来源:Z

3、xx

4、k.Com]fixedstar 恒星earth 地球eveningstar 昏星world  世界planet 行星Mars 火星aureole 光环milkyway

5、银河asteroid 小行星 Jupiter 木星eclipse 食solarsystem 太阳系satellite 卫星Saturn 土星southeast 东南interplanetary行星际的 shootingstar 流星Uranus 天王星shuttle 航天飞机sky 天Mercury 水星Neptune 海王星northeast 东北zenith 天顶Venus 金星morningstar 晨星northwest 西北Task2：语法填空阅读下面短文，按照句子结构的语法性和上下文连贯

6、的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。Chinahasafast-growingspaceprogram.A___[1]_____（success）Moonmissionwouldbethethirdmajoreventinthehistory[2]________China'sspaceprogram,afterthelaunchoftheirfirstorbitingsatelliteinNovember1999andfirstmannedmission,[3]____

7、____YangLiweiorbited(运行)Earthfourteentimesonthe第4页共4页ShenzhouVonOctober15,2003.TheChang'eprogram,namedafteralovelygirlinaChinesestorywho[4]_______(take)amagicpotion（药）andfliedtotheMoon,willbeathree-partseriesofmissions[5]_______willfinishinabout2020.In

8、additiontotheorbiterChang'e1,theChinesespaceagencyisplanningamissiontolandaroverontheMoon,[6]_______(hope)tocollectmaterialthatwillbereturnedtoEarth.[7]_______(final),thesemissionsmayleadtomannedexpeditionstotheMoon--ortothepossible[8]____________(deve

9、lop)ofapermanent(永久的),mannedMoonbase.[9]_______entiremissionseriesshouldlastaboutthirteenyears,foratotalcostofabout14billionChineseRenminbi(equalto1.73billionU.S.dollars).Inaddition,ChinamaycooperatewithRussiainitsMoonexplorationprogram[10]_______isten

10、tativelyplanningonsigningaten-yearcooperationagreementin2007.课堂自主学习方案要点探究质疑解惑，合作探究探究点一：Groupdiscussion•Whydiddinosaursdieout?•Whydoyouthinkthathumansarethecleverestanimalsontheearth?•Whatshouldpeopledotoprotectourearth?(Haveadiscussionw