九年级英语全册 unit 6 when was it invented period 5教学案（新版）人教新目标版

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1、Unit6Whenwasitinvented【课题】Unit6Whenwasitinvented?SectionB2(3a-SelfCheck)教师个性补案【学习目标】1.掌握本课时的词汇2.能用就本单元所学习的寓言故事等语言材料，进行完型填空；能够用英语讲述自己所熟悉的某一发明的简单过程。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。【学习重难点】用英语介绍某一发明的简要过程。【学法指导】讨论－写作－练习【教学过程】Sect

2、ionB2(3a-SelfCheck)【预习】一、重点词汇：Canadian__________divideinto_________purpose_______basket____________theOlympics_______lookupto________hero_____________Berlin_____________NBA____________CBA_____________二、重点句子1.Itisbelievedthatthefirstbasketballgameinhisto

3、rywasplayedonDecember21,1891.2.BasketballwasinventedbyaCanadiandoctornamedJamesNaismith,whowasbornin1861.3.Atthesametime,theyneedtostopthecompetingteamfromgettingtheballintotheirownbasket.4.Basketballhasnotonlybecomeapopularsporttoplay,butithasalsobecom

4、eapopularsporttowatch.5.Thesestarsencourageyoungpeopletoworkhardtoachievetheirdreams.Step1.Revision1.AReviewtheexpressionsandsentencesinSectionB1.2.Checkthehomework.LetSsintroducethehistoryofbasketball.Step2.Leadin1.AskSswhichinventiontheylikebest.Ssthi

5、nkabouttheirfavoriteinventions.2.LetsomeSstalkabouttheirfavoriteinventions.Step3.Thinking1.AskSswhatthingstheydon’tliketodo.e.g.Problem:quicklytakingnotesinclass.2.Discussingroupandthinkofaninventionthatcouldhelpyou.e.g.Newinvention:aspecialpenWhatitisu

6、sedfor：takingnotesquicklyinclass3.Ssdiscussingtheproblemsandtrytomaketheirownnotes.4.LetsomeSsreadtheirnotestotheclass.Step4.WritingWorkon3b:1.TellSstowriteadescriptionofyournewinvention.2.Thefollowingsentencestructuremayhelpyou.常用句型：①Ithink…isaveryusef

7、ulinvention.我认为……是一项很有用的发明。②…wasinventedby………是由……(某人)发明的③…wasinventedin………是在……（某时间）发明的④Itwasusedfor…它被用来……⑤…ismadeof………是由……(材料)制成的Step5.SelfCheckWorkonSelfCheck1:1.Readthewordsintheboxandmakesuretheyknowthemeaningofeachword.2.Readthepassageandtrytofilli

8、ntheblankswiththeproperword.3.Readthepassageagain.Checkiftheformsofthewordsarecorrect.3.LetsomeSsreadtheiranswers.Correctthemistakes.WorkonSelfCheck21.TellSstorewritethesentencesusingthepassivevoice.2.方法指导：复习一般过去时态的被动语态的句子结构。复习将主