文本内容:
（）Section B23a-Self Check
一、教学目标语言知识目标
1.）复习一般过去时态被动语态的用法1）能够用英语讲述自己所熟悉的某一发明的简单过程2）能用就本单元所学习的寓言故事等语言材料r进行完型填空并用英语介绍某一发明的简要过3程.情感态度价值观目标2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
二、教学重难点教学重点
1.）用英语介绍某一发明的简要过程1）掌握本单元所学的词汇、句型及语法知识，并能进行综合练习运用2）完成部分的练习试题3Self check教学难点用英语介绍某一发明的简要过程
2.
三、教学过程I・Revision
1.Review theexpressions andsentences inSection B2b.
2.Check thehomework.Let studentsintroduce thehistory ofbasketball.II・Lead in
1.Ask studentswhich inventionthey likebest.Students thinkabout theirfavorite inventions.
2.Let somestudents talkabout theirfavorite inventions.HL Thinking
1.Ask studentswhat thingsthey dontlike todo.e.g.Problem:quickly taking notes inclass.
2.Discuss ingroup andthink ofan inventionthat couldhelp you.e.g.New invention:a specialpen Whatit isused fortakingnotesquickly inclass
3.Students discussingthe problemsand try to maketheir ownnotes.
4.Let somestudents readtheir notesto the class.IV.WritingWork on3b:
1.Tell studentsto writea descriptionof yournew invention.
2.The followingsentence structuremay helpyou.常用句型
1.Read thewords in the boxand makesure theyknow themeaning ofeach word.
2.Read thepassage and trytofill inthe blankswith theproper word.
3.Read thepassage again.Check ifthe formsof thewords arecorrect.
4.Let somestudents readtheir answers.Correct themistakes.Work onSelf Check
21.Tell studentsto rewritethe sentencesusing thepassive voice.方法指导
2.复习一般过去时态的被动语态的句子结构复习将主动语态句子变为被动语态句子的过程
3.Students workby themselvesandtryto rewritethe sentences.
4.Check theanswers withtheclass.WorkonSelfCheck3Find outinformation about an inventionyou wouldlike toknow moreabout andwrite sentencesbelow.Invention:___________________When:_____________Who:_____________Purpose:___________Exercise:If timeis enough,do somemore exerciseson bigscreen.
一、用所给单词的适当形式填空
1.During theafternoon,there wasasuddenly heavyfall ofsnow.
2.1think thetelephoneinvent beforethe car.灵鸟
3.TheCanada songAlouette^is afun songaboutabird.
4.Theyinvite totake partintheMay Daycelebrations inBeijing.
5.Thepopular ofprivate carsis changingthe peopleslife style.
6.When thebillbring tohim,he wassuch surprised.
7.They gavetheir livesfor theircountry andwere honoredashero.
8.Wedivide intoeight groupsby ourteacher lastweek.Homework试着向你的朋友用英语讲述篮球的发展过程
1.用下列词汇造句子
2.look upto,by mistake,daily activities,It issaid,all ofa sudden,fall into,at theOlympics。
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