Unit 5　What are the shirts made of ?

(Section A 1a-2d) (听说课)

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学习目标

1. 能熟练掌握本单元的重点单词和短语;熟练掌握并运用一般现在时和一般过去时的被动语态结构。

2.正确运用be made of, be made from, be made in描述物品的制作材料、制作产地和制作用途。

3.通过对中国产品远销各国及对中国民间艺术的描述,增强民族自豪感和爱国热情。

学习过程:

Step1 ,感知

(一)、了解话题 完成练习册p61的重点单词和重点短语。

(二) 初听材料 听录音，完成1b相应练习

(三) 发现疑难 利用1b信息与同伴练习对话完成1c,找出疑难。

Step2 , 内化

(一) 详听材料 听录音， 完成2a和2b

(二)、互动释疑 【疯狂背诵】

1.【辨析：be made of, be made from, be made in , be made by】

be made from

"由......制成的"，指从成品中看不见原材料 Paper is made from wood.

纸是由木头制成的。

be made of

"由......制成的"，指从成品中可以看得见原材料 The bridge is made of stone 桥是石头造的。

be made in

"在......制造的"，in后常接表示地点的名词 The computer is made in America这台电视是在美国制造的。

be made by

"由......制造的"，by 用来强调动作的执行者 The TV set is made by the workers in the factory.

这台电视是由这个工厂的工人制造的。 即学即用：用适当的介词填空

(1).The desk is made 　　 wood . (2).Paper is made 　 　 wood.

(3).This kind of watch is made 　　 Shanghai.

(4). His sweater was made his mother.

2.观察下列句子,注意句子的构成。

(1)We grow rice in China. →Rice is grown in China.

(2)They teach English in their school .→English is taught in their school.

(3)People plant trees in spring. →Trees are planted in spring by people.

【发现 探究 总结】

每组句子的第一句话为一般现在时的主动语态,每组句子的第二句话为一般现在时的被动语态。一般现在时的被动语态构成形式为"主语(动作承受者)+is/am/are+及物动词的过去分词(+by+动作执行者)",常与now, every day, often, usually, always, never等连用。

小组讨论：一般过去时的被动语态其构成形式是什么呢？

3.【辨析be famous for, be famous as】