英语人教版九年级全册Unit6 SectionB 3a--Selfcheck

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1、类别课时要点重点词组1.decideon决定，判定2.comeupwith想到，想起3.leadto导致4.allthesudden突然5.usesomeoneelse’sidea借用其他人的想法重点句式1.ThisspecialpenwasinventedbyLiuJie.这个特殊的钢笔是由刘杰发明的。2.It’shardtotellwhocameupwiththeideafirst.很难断定谁先想到这个主意。3.Theythinktheinventorusedsomeoneelse’sideatocreatehisorherinventions.他们认为发明家是借用其他人的想法来创造

2、自己的发明。I.知识目标II.课堂环节Reviewtheexpressionsandsentences.1.成为奥运会的比赛项目2.把……分开3.阻止某人做某事4.钦佩；仰慕5.鼓励某人做某事6.实现他们的梦想7.人们相信历史上第一次篮球比赛是在1891年12月21日。8.他被要求想出一种能在冬季玩的比赛。9.他将班里的人分成两队并教给他们玩这个新游戏。10.同时他们需要阻止竞争队将球投入自己的篮筐。11.NBA中外国球员数量有所增加，其中也包括中国球员。12.很多年青人钦佩这些篮球英雄们，并想像他们一样。Tellthedevelopmentofthebasketball.3aWriti

3、ngThinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.lProblem:________________________lNewinvention:____________________lWhatitisusedfor:_________________3bImagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.Thisspeci

4、alpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfor….常用句型：1.Ithink…isaveryusefulinvention.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4.Itwasusedfor…它被用来……5.…ismadeof………是由……(材料)制成的Onepossibleversion:ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedforta

5、kingnotesquicklyinclass.Itwasinventedin2012.Itismadeofplasticandsteel.Itcanrememberwhattheteachersaid.Itcanalsohelpwritedownthemainpoints.Ithinkit’sausefulinvention.Selfcheck1.Completethepassagewiththecorrectformsofthewordsinthebox.invent,doubt,mention,nearly,website,allofsuddenItisoftendifficult

6、todecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay______thingswhichare_______thesame.It’shardtotellwhocameupwiththeideafirst.Someinventionscanalsoleadtootherinventions_____________.Sosomepeople_____whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinven

7、torusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor_______usually_______morethanoneinventorwhengivinginformationaboutinventions.2.Rewritethesesentencesusingthepassivevoice.1.Someonestolemywatch._________