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1、Unit 9 I like music that I can dance to Period 1学习目标知识目标:口头及书面掌握以下句型:A: When was the telephone invented?B: I think it was invented in 1876.A: What are they used for?B: Theyre used for seeing in the dark.A: Who were they invented by?B: They were invented by Julie Thompson.熟练掌握以下词汇: invent，heat，calcul
2、ator，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。课前探究1.预习单词，看音标拼读P9-10单词，写出不会读的单词：_ 熟读生词，记忆中文意思。2. 根据自己的兴趣，通过上网，查书籍等形式，查找自己认为最有用的发明资料，拿到课上与同学分享。3.
3、你知道多少有关这几项发明的情况？预习交流1.检查并交流预习情况。可用下面的语言结构交流：Whats the most useful invention? Its2.观察1a中的发明，你认为这些发明的先后顺序是怎样的？标出序号。用下列句型谈论：A：I think the calculator was invented before the computer.B: Well, I think he calculator was invented after the computer.互助提升1.观察2a中的图片，快速浏览2a中给出的描述。2.听2a 的录音，按你听到的顺序标出序号。3.快速浏览2b
4、表格中的内容，听录音，把三栏的叙述连线。4.再听一遍录音，选择合适的单词完成对话。a. Heated b. slippers c. used for d. style e. adjustable f. scoopingBoy: What are hose? Girl: Theyre 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 a
5、t 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: 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
6、they used for?Boy: Well, you can change the of your shoes. You can make the shoes go from casual to dressy.跟读，和同伴分角色朗读听力中的对话。体验成功用所给动词的适当形式填空。1.Do you know when the computer ( invent)?2.When the Great Wall (build)?3.This machine is used for （make） fresh air.4.The pencil is used (write) and drawing .
7、5.Workers are made ( work) for about 12 hours a day in this factory.按要求改写下列句子。The helicopter was invented in 1990 (对画线部分提问) _ The helicopter _ ?Someone turned down the television just now .(改被动语态)The television down just now.English is spoken as a second language in many countries.(改为主动语态)People as a second language in many countries.The glass is used for keeping water hot.(改主动主动语态)They the glass keeping water hot.各小组交换检查练习结果，评出成绩（总分9分）_，老师对各组成绩汇总，给出评价。组内讨论错题，老师点评。2
