2019春九年级英语下册Unit4LifeonMars（第3课时）Reading2教案（新版）牛津版.docx

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1、Unit4LifeonMars第三课时　Reading(2)◇目标导航◇类别课时要点重点短语moreandmore越来越……becauseof因为largenumbersof大量的(all)overagain再;重新withthedevelopmentoftechnology随着科技的发展atthespeedoflight以光速intheformof以……的形式compareto/with与……相比connect...to...……与……相连重点句型1.SomepeoplebelievethathumanscouldliveontheplanetMarsby

2、theyear2100.一些人相信到2100年,人类能住在火星上。2.However,thespacecraftwouldtravelsofastthatthejourneytoMarsmightbequiteuncomfortable.然而,宇宙飞船行驶得太快以至于到火星的旅途可能会很不舒服。3.Also,robotswoulddomostoftheirworksothattheycouldhavemoretimetorelax.并且,机器人会做他们(人类)的大部分工作以便他们能有更多的时间放松。4.LifeonMarswouldbeinteresting

3、aswellaschallenging.火星上的生活不仅有挑战性,还很有趣。教学重点1.让学生识别和理解有关火星生活的词汇。2.让学生学会快速浏览文章,通过查找细节迅速掌握文章大意的阅读技巧。教学难点让学生能用英语说出地球生活与火星生活的不同之处。◇教学过程◇预习指导一、方法指导1.总结介绍在火星生活的词汇和句式。2.复习上节课内容并尝试复述Page52~53的文章。二、预习检测Ⅰ.汉译英1.越来越……　moreandmore　 2.因为　becauseof　 3.大量的　largenumbersof　 4.再;重新　(all)overagain　 5.随着

4、科技的发展　withthedevelopmentoftechnology　 6.以光速　atthespeedoflight　 7.以……的形式　intheformof　 8.与……相比　compareto/with　 9.……与……相连　connect...to...　 Ⅱ.根据句意及汉语提示完成单词1.Don’tdrinkthewaterintheriver.Itis　polluted　(被污染的). 2.—Howmany　planets　(行星)arethereinthesolarsystem(太阳系)? —Thereareeight.3.Thebusi

5、sso　crowded　(拥挤的)thatyoucan’tfindanymoreroom. 4.ThejourneytoMarswillprobablybevery　uncomfortable　(不舒服的). 5.Whenwe　compare　(比较)WesternculturewithChineseculture,you’llfindmanydifferences. 6.Believeitornot,allthe　passengers　(乘客)camethroughtheplanecrashalive. 7.Hemadesuch　rapid　(快速的)pr

6、ogressthathisparentswereveryglad. 8.The　population　(人口)intheworldisgettinglargerandlarger. 课堂教学Step1情景导入在音乐声中,展示一些在火星和地球生活的相关图片。Step2复习1.认真复习一遍课文,并复述课文。2.小组合作讨论,总结归纳火星生活的优缺点。Advantages·It’snot　crowded　or　polluted　. ·The　transport　isconvenient(方便). ·Peoplewillwearspecial　boots　. ·Pe

7、oplewillhave　more　space. ·　Robots　willdomostofourwork. ·We’llhavemoretimefor　hobbies　. ·Studentswillstudyin　online　schools. Disadvantages·Low　gravity　willbedangerous. ·Fooddoesnottaste　good　. ·Spacetravelmakespeoplefeel　ill/sick/uncomfortable　. ·It’stoo　dangerous　tostayoutside. ·It

8、’stoo　far　awayfromfriendso