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时间:2019-01-07
《高中英语导学案与练习必修三unit4astronomythescienceofthestarsperiod1 warmingupandreading_设计》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、Unit4Astronomy:thescienceofthestars单元要览类别课程标准要求掌握的项目话题Scienceofthestars;thedevelopmentoflife;spacetravelandgravity词汇astronomyn.天文学existvi.存在;生存systemn.系统;体系;制度thusadv.因此;于是religionn.宗教;宗教信仰dioxiden.二氧化物theoryn.学说;理论biologyn.生物学atomn.原子biologistn.生物学家billionpron.&n.&adj.
2、(英)万亿;(美)十亿puzzlen.迷;难题 vt.&vi.(使)迷惑;(使)为难globen.球体;地球仪;地球gravityn.万有引力;重力violentadj.猛烈的;激烈的;强暴的floatvt.&vi.(使)浮动;(使)漂浮 n.漂浮物carbonn.碳gentleadj.温和的;文雅的atmospheren.大气层;气氛physicistn.物理学家unlikeprep.不同;不像climaten.气候fundamentaladj.基本的;基础的crashvt.&vi.碰撞;坠落harmfuladj.有害的spaces
3、hipn.宇宙飞船acidn.酸pulln.&vt.拉;拖;牵引力chainn.链子;连锁;锁链satelliten.卫星;人造卫星multiplyvt.&vi.乘;增加massn.质量;团;块;大量oxygenn.氧exhaustvt.用尽;耗尽短语solarsystem太阳系blockout挡住(光线)intime及时;终于cheerup感到高兴;感到振奋layeggs下蛋nowthat既然givebirthto产生;分娩breakout突发;爆发inone’sturn轮到某人;接着watchout密切注视;当心;提防carbon
4、dioxide二氧化碳prevent...from阻止;制止重要句型1.Whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsagowhenthedustsettledintoasolidglobe.(betodo;what-clauseasthesubject)2.Theearthbecamesoviolentthatitwasnotclearwhethertheshapewouldlastornot.(so...that;itis/wasnot+adj.+whe
5、ther-clause)3.Whatisevenmoreimportantisthatastheearthcooleddown,waterbegantoappearonitssurface.(what-clauseasthesubject;that-clauseasthepredicative)4.Itwasnotimmediatelyobviousthatwaterwastobefundamentaltothedevelopmentoflife.[itis/was(not)+adj.+that]5.Sowhetherlifewi
6、llcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.(whether-clauseasthesubject;dependon+whether-clauseastheobject)功能Instructions:Pleasepayattentionto... Pleasecheckthat.... Youneed...Don’tforgetto...Makesurethat....Watchoutfor...You’db
7、etter...Youmust/mustn’t...Pleaselookat...语法NounclausesasthesubjectWhatitwastobecomewasuncertain......itwasnotclearwhetherthesolidshapewastolastornot.教学重点1.Getstudentstolearnaboutthedevelopmentoftheearthandmakingaspacetrip.2.Havestudentslearnsomeusefulnewwordsandexpressi
8、onsandletthemlearneffectivewaystorememberEnglishvocabulary.3.Enablestudentstousetheexpressionsofinstructionsco
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