人教版新目标九年级英语Unit6单元教案
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Unit 6 When was it invented?
Section A (1a－2d)
1．重点单词：heel，scoop，electricity，style，project，pleasure，zipper，daily，website，pioneer，list，mention
2．重点短语：be used for，think of，have a point
3．重点句式：—When was the telephone invented?
—I think it was invented in 1876.
What are they used for?
Can you help me think of an invention?
Is it really such a great invention?
Think about how often it's used in our daily lives.
The pioneers of different inventions were listed there.
At that time，it wasn't used widely.
1．重点短语和句型
2．一般过去时态的被动语态
一般过去时态的被动语态
一、预习课本P41－42新单词并背诵，完成下面的汉译英。
1．鞋跟________ 2.铲子________
3．电能________ 4.样式________
5．项目________ 6.高兴________
7．拉链________ 8.日常的________
9．网站________ 10.先锋________
11．名单________ 12.提到________
二、认真预习1a－2d找出下列短语和句型。
1．被用来……
________________________________________________________________________
2．考虑________________________________________________________________________
3．有道理________________________________________________________________________
4．—电话是什么时候发明的？
—我认为它是1876年发明的。
________________________________________________________________________
________________________________________________________________________
5．它们是用来干什么的呢？________________________________________________________________________
6．你能帮我考虑一种发明吗？
________________________________________________________________________
7．它真的是如此伟大的一项发明吗？ ________________________________________________________________________
8．考虑一下它在我们的日常生活中使用的多么频繁。
________________________________________________________________________
9．不同发明的先锋都被列了出来。
________________________________________________________________________
10．在那时，它还没有被广泛地应用。
________________________________________________________________________
Step 1 情景导入
Teacher：We have inventions everywhere.Inventions make us live easily and happily.Without
inventions，our lives will be much more difficult.Today，we will know about a few inventions and
talk about the history of them.(Show the pictures of four inventions on the screen：a car，a TV set，a telephone，and a computer.)
When was the telephone invented？It was invented in 1876.Please pay attention
to“was”．Now please practice the conversations like this according to the information on the
screen.
环节说明：根据教师提供的发明及其被发明的时间为素材，采用对话练习的方式引入新课。通过问答操练，加深学生对对话内容的理解，使学生很快的投入到学习中去。
Step 2 完成教材1a－1c的任务
1．1a中的四种发明，你认为哪个是最早发明的，依次标出序号，小组内可交流。(3分钟)
2．认真听录音，将1b中的物品和它们发明的年代匹配。(4分钟)
3．再听一遍录音，并跟读对话。(4分钟)
4．两人一组互相利用1b中的物品和发明年代，仿照1c的对话形式编练新的对话，完成后邀请几组学生展示。(5分钟)。
参考案例
A：When was the telephone invented?
B：I think it was invented in 1876.
5．小结训练。(3分钟)
(B)1.—The book ________ to you by Jim，so you can ask him.
—Thank you.I will ask him.
A．gave B．was given
C．was giving D．had given
(D)2.—________invented the telephone?
—Sorry，I don't know.Let's ask the teacher.
A．What B．When C．Where D．Who
(D)3.These kinds of shoes ________ well.
A．were not sold B．won't be sold
C．are not sold D．don't sell
(B)4.—When ________ the telephone ________？
—In 1876.
A．did；invent B．was；invented C．were；invented D．do；invented
环节说明：听说结合，第一时间向学生传达语言目标，通过结对对话练习和小结训练，使语言目标得以强化。
Step 3 完成教材2a－2c的任务
1.认真观察2a中的图片，然后听录音，根据听到的顺序为图片标号，集体核对答案。(3分钟)
2．再认真听一遍录音，完成2b中的表格，完成后集体核对答案。(3分钟)
3．听第三遍录音，学生跟读。(3分钟)
4．两人一组利用2b中的信息，仿照2c的形式两人一组编练新的对话，邀请几组学生表演对话。(5分钟)
5．小结训练。(3分钟)
(C)1.The knife ________ things.
A．used for cutting B．is used for cut
C．is used to cut D．use to cut
(C)2.The thing ________ by Jim under the bed is a teapot.
A．invented B．discovered
C．found D．found out
(A)3.The teachers ________ how to use computer in our class yesterday.
A．were taught B．taught
C．was taught D．teach
环节说明：通过听、说、读、写学习训练让学生掌握了一般过去时态的被动语态；同时学生的口语表达能力在这一环节得到提升。
Step 4 完成教材2d的任务
1．学生自读对话，完成下面的问题。(5分钟)
1)判断正误 T或F；2)根据对话内容填空；3)回答问题。
1)Is the subject for Paul's school project “inventions that changed the world.”？(F)
2)Roy advise Paul to talk about the_zipper．
3)When was the zipper invented？And who invented it?
The_zipper_was_invented_by_Whitcomb_Judson_in_1893.
2．大声朗读2d中的对话，读熟后与同伴结对练习，分角色表演对话。(3分钟)
3．邀请三组学生来表演对话。(3分钟)
4．小结训练。(3分钟)
连词成句
1．it，invention，is，great，really，a，such
Is_it_really_such_a_great_invention?
2．did，popular，when，become，it
When_did_it_become_popular?
3．think，lives，about，daily，how，our，often，in，it，used，is
Think_about_how_often_it's_used_in_our_daily_lives．
4．can，invention，you，an，help，of，think，me
