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1、Section A 第 1 课时（la、2d）一、类别学习重点1、重点单词 style, project, pleasure, daily, website, pioneer, list, mention2、重点短语 be used for, think of, such a great invention3、重点句式（1）1 think the TV was invented before the car.（2） What are they used for?二、课前预习（一）写一写L样式；款式2、项目；工程.高兴；愉快3 .每日的；日常的.列表；列清单4 .提到；说到（二）译一译.被用来做
2、be used for doing sth.1 .很乐意 with pleasure.在某人的日常生活中in one, s daily life（三）背一背.我认为电视是在汽车之前发明的。I think TV was invented before the car.1 .它提到拉链是1893年被惠特科姆贾德森发明的。It mentioned that the zipper was invented by Whitcomb Judson in 1893. 二、教学过程（一）新课导入T：What are there in your house?Do you have mobile phones,c
3、omputers or cars?SI：T：What are they made of?S2： （二）新课展示 【完成教材la2d的教学任务】a学生看本节四种发明，判断它们被发明的先后顺序。2. 1b听1b录音，把每项发明及其年份搭配起来。3. 1c学生B遮住日期。学生A问学生B在1b图画中的物品是什么时候发 明的。然后交换角色，再练习。并找几组学生展示他们的对话。4. 2a听2a的录音，根据听到的顺序给下面的发明标上1-3的序号。5. 2b再听录音，完成表格。6.2c小组练习，学生就2b模仿本节对话练习对话，并找几组学生展示他 们的对话。7. 2d处理学生预习后的重难点，然后学生两人一组读对
4、话，然后让2-3对 学生表演对话。【语法提要】1. invent（1）invent作动词，意为“发明；创造”，指发明以前没有的新东西。当 物做主语时，常用被动语态。invention名词，意为“发明物；inventor 名词，意为“发明家；发明者”。如：Edison,a great inventor,invented many great inventions during his life.爱迪生，一个伟大的发明家，在他的一生中发明了许多重要的发明。 Many inventions have been invented last year.去年有多项发明。(2) was invented意为
5、“被发明”，此结构为一般过去时的被动语态。一 般过去时的被动语态的结构为“was/were +及物动词的过去分词:如： These trees were planted last year.这些树是去年种的。The car was bought yesterday.这部车是昨天买的。2.be used forbe used for sth. /doing sth.意为“被用来做某事”，表示用途或目的， 后接名词或动名词，相当于be used to do sth. o如：Clothes are used for keeping (=to keep) warm.衣服是用来保暖的。Wood can
6、be used for building (=to build) houses.木材可以用于建 房子。The stick is used to write on the blackboard.那根棒子被用来在黑板上写字。辨析：be used for, be used as 与 be used by(l)be used for被用来(做),for表示用途或目的，后接名词或动名词形式。如：Knives are used for cutting things.刀子是用来切东西的。Bikes are used for riding.自行车是用来骑的。(2)be used as被用作,as是介词，意为“
7、作为，其后一般接名词，强调使用的工具或手段。如：The box is used as a table by my mother.这个箱子被妈妈当作桌子使 用。(3)bousedby被使用，by是介词，意为“被；由”，后接动作的执行者。如：The tools are used by the workers in the factory.这家工厂的工人使用这些工具。The computers are mainly used by the students.那些电脑是学生用的。【问题探究】The ancient Chinese invented (发 明)tea that is now very p
8、opular all over the world.1. The old man is so lonely that he hopes to know aboutC every day.A.special somethingB.special anythingC. something specialanything special3. The computer is B a great invention it has changed the world.A.so；thatsuch； thatB. so； howsuch； how活学活练(C) 1. The telephone by a we
9、ll knownscientist,Edison.A. inventedinventingB. was invented(A)2. English is used a second language people in many countries.A. as； byfor； byB. as；for(B)3.一What is the bottle used for?It is usedhold water.A. for me to B. by me to C. to me for(B)4. He is famous for the he .A. inventions；inventioninventions；inventedB. inventor；inventioninventor；invented三、布置作业：教师引导学生课后完成本课时对应练习，并预习下一课时 内容。