Unit6Whenwasitinvented第五课时SectionB(2a～2e)【学习目标】1．掌握下列词汇：theOlympics，Canadian，divide，divide…into，basket，popularity，lookupto，hero2．阅读短文，获得相关信息，提高学生的综合阅读能力。3．了解世界上一些对人类有着重大意义的发明的相关信息，开阔学生的眼界，养成勤于思考，善于发现的好习惯，培养学生的创造精神。【学习重点】重点单词及短语：theOlympics，Canadian，divide，divide…into，basket，popularity，lookupto，hero【学习难点】通过交流表达和阅读训练，提高综合阅读能力。☞学习提示Thisperiodwewilllearnapassage，firstaskafewstudentstoanswermyquestionsaboutthepassagebeforeclass.Task1☞学习提示Learnandresearchthetextbythemselves：studentsreadthepassagequicklyin2b，underlinethenewwords，phrasesandsentences.【学法指导】►stop…fromdoingsth.意为“阻止……做……”from可以省略，相当于keep…fromdoingsth./prevent…fromdoingsth.。►divide用作动词，意为“分开；分散”。常用结构divide…into…，意为“将……划分成……；把……分开”。在被动语态结构中常用作bedividedinto…，意为“……被划分成……”。►lookupto意为“仰慕”，其中to为介词，其后跟名词或代词。情景导入生成问题T：Wholikesbasketball？Pleaseputupyourhand.T：Howisitplayed?S1：Playersaredividedintotwoteams.Playersonthesameteamworktogethertogetthebasketballintheotherteam'sbasket.S2：Andtheyneedtostopthecompetingteamfromgettingtheballintotheirownbasket.T：Great.Doyouwatchbasketballgames？Whatelsedoyouknowaboutthissport？Discussthesportwithyourpartnerandshareyourideaswiththeclass.自学互研生成能力Task1Let'sreadnewwordsandthephrases.1．Icanread.(我会读)预习下列单词，争取自己能正确拼读。拼读成功后再在课文中把单词标记出来。Canadian，divide，divide…into，basket，lookupto，hero，professional2．Icanwrite.(我会写)翻译下列词语：(1)把……分开divide…into(2)stopsb.fromdoingsth.阻止某人做某事(3)梦想做某事dream__of__doing__sth.(4)钦佩，仰慕look__up__to(5)鼓励某人做某事encourage__sb.to__do__sth.3．Icansummarize.(我会总结)辨析thenumberof和anumberof：(1)thenumberof…表示“……的数量”。作主语的中心词时，谓语动词用单数形式，后常跟large，small等词作表语。(2)anumberof表示“若干的；许多的”，起修饰作用，相当于many或alotof，number前可以加small，large等词来表示程度。anumberof＋复数可数名词作主语时，其谓语动词用复数形式。Task2Let'sread2bandgetthemainideaofthepassage.1．Fastreading.(快速阅读)快速阅读短文，回答2b的问题。What'sthemainideaofeachparagraph?Paragraph1：The__main__history__of__basketball.Paragraph2：How__the__basketball__was__invented__by__James.Paragraph3：The__popularity__of__basketball__around__the__world.2．Intensivereading.(精读)细读文章，完成2c，2d中的任务，并标明答案的出处。Task2☞学习提示1．Fastreading(1)Studentsreadthepassagesilentlyandrapidly，familiartothegeneralidea，finishthetasksin2b.(2)Studentstrytranslatingthemoredifficultsentencesinthepassage.2．Intensivereading(1)Studentsreadthepassagecarefully.(2)Studentsfinishthetaskin2cand2d.3．RetellingStudentssortoutthetextandtryretellingthepassageinEnglish.Task3☞学习提示【备注】Studentsdiscussingroupsandasktwostudentstoshowtheirownresultsfortheclass.3.Icanretell.(我会复述)利用思维导图复述课文。Task3Finish2e.交流展示生成新知Showingroups.(Time：sixminutes)Firstthestudentsreadthewordsandphrasesingroups，thenreadtogether，sumuptheusageofthewordsingroupsandmarkthedifficultwordsinpronunciationandunderstanding(theycanasktheteacherforhelp)．Atlastwritethemontheblackboard.Firstthestudents...
