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1、新目标板九年级导学案Unit 9 When was it invented?Period 1 Section A 1a-2c学习目标知识目标:口头及书面掌握以下句型:1.A: When was the telephone invented?B: I think it was invented in 1876.2.A: What are they used for?B: Theyre used for seeing in the dark.3.A: Who were they invented by?B: They were invented by Julie Thompson.熟练掌握以下词汇
2、: invent，heat，calculator，scoop，adjustable，heel，operate，battery，slipper技能目标：1.正确运用被动语态谈论重要发明的历史和用途。 2.掌握一般过去时态的被动语态由was/were+过去分词构成。学会单词invent, heat 以及be used for 的用法。情态态度：通过学习我们周围经常使用的发明物的历史来开阔眼界，丰富自己的阅历，使自己养成勤于思考、善于总结的好习惯。学习过程一、“Four Great Inventions in ancient China?”的意思是_paper-making printing com
3、pass gunpowder 二、1.1.观察1b中的图片，听录音，回答问题：What are they talking about?2.2.听录音，把这些发明与其发明的时间对应起来。三、1.1.观察2a中的图片，快速浏览2a中给出的描述。2.2.听2a 的录音，按你听到的顺序标出序号。3.3.快速浏览2b表格中的内容，听录音，把三栏的叙述连线。4.4.再听一遍录音，选择合适的单词完成对话。a.a. Heated b. slippers c. used for d. style e. adjustable f. scoopingBoy: What are hose? Girl: Theyre
4、battery-operated . Boy: What are they used for?Girl: Theyre _seeing in the dark.Boy: Oh, thats cool! Who were they invented by?Girl: Julie Thompson. And look at this _ice cream scoop.Boy: I know what its for ! Its used for_out really cold ice cream.Girl: Right. It was invented by Chelsea Lanmon.Boy:
5、 My favorite are those shoes with _heels. You know_you can move the heels up and down. They were invented by Jayce Coziar and Jamie Ellsworth.Girl: And what are they used for?Boy: Well, you can change the_of your shoes. You ca n make the shoes go from casual to dressy.归纳总结、提升拓展主动语态与被动语态： 英语动词有两种语态,即
6、主动语态(The Active Voice)与被动语态（The Passive Voice)。主动语态表示主语是动作的_被动语态表示主语是动作的_.They make trains in Zhuzhou . Trains are made in Zhuzhou. .The farmers grow cotton every year. Cotton is grown by the farmers every year. 主动语态变被动语态的步骤：1、主动语态的_ 变为被动语态的 _；2、主动句的谓语动词变为被动结构；3、主动句的主语变为被动句的宾语，由_ 引出，当不强调动作的执行者时，常省略。4.其它成分不变。当堂检测，训练提高1、They speak English in Canada .2、People used wood for making tables. 3、They are making computers in the USA.4、They have grown rice in South China.5. We must plant more trees next year. 6.I am going to clean our classroom tomorrow.
