unit5 What are the shirts made of.ppt教学提纲.ppt

1、Unit5 What are the shirts made of ?,后英学校 钱金杰,Section A(1a1c),1. Who is he, do you know him?,2. What did he do?,He is Cai Lun (蔡伦),He improved(改进了) paper making（造纸术） .,In the past ,books were made of bamboo.,在过去，书籍是由竹子制成的。,What are they? What are they made of?,They are books, ancient (古代的)books.,3. W

2、hat are books made of now ?,Today , books are made of paper.,现在，书籍是由纸制成的。,Language goals,1.学习了解被动语态，掌握被动语态的基本结构，并学习被动语态的陈述句，一般疑问句和否定句。 2. 学习了解 be made of 、 be made from 和be made in等make短语的用法和区别,并结合实际生活情境理解和运用。,被动语态（passive voice）,英语中有主动(active voice)和被动(passive voice)两种语态。（类似于汉语中的 “把”字句和“被” 字句）.,Man

3、y people speak Chinese.,Chinese is spoken by many people.,(1)在主动语态中，主语是动作的执行者。,(2)在被动语态中，主语是动作的承受者。,1.被动语态的否定句，一般疑问句和时态的转换要靠be动词来完成。即：否定句在be动词后面加not,一般问句be动词提前。 2.被动语态中的实意动词必须是及物动词。 3.语态和时态并不矛盾，被动语态可以存在于不同时态当中。,被动语态的基本结构,Be动词 +及物动词的过去分词,即：be+ done,注意：,动词的过去分词的构成,动词的过去分词和过去式的变化规则是一样的。 1.在动词原形后加-ed 如：

4、work worked 2.以辅音字母加y的动词，变y为i加-ed 如： carry-carried study-studied 3.以e结尾的动词直接加-d。live-lived 4.以重读闭音节结尾且末尾只有一个辅音字母的词，双写该辅音字母再加-ed. 如： stop-stopped plan-planned 5.不规则的变化规则也是有规律可循的，详情见教材P184-185,Linda waters the flowers every day.,every day.,Mary buys a book every week.,every week.,A book,is bought,by M

5、ary,The flowers,are watered,by Linda,make 过去式 made 过去分词 made,be made of 由制成 产品+be made of +原料,are the shirts made of ?,What,cotton,not,Are,The shirts are made of cotton.,the shirts made of cotton?,The shirts are made of cotton.,肯定句：,一般疑问句：,否定句：,These are all materials(材料), many things are made of th

6、em.,silver,steel,cotton,gold,silk,wood,What is it made of ?,It is made of gold.,It is a flower.,What s this?,What is this? It is a blouse. What is it made of ? It is made of silk.,blouse,silk,What are they? They are forks. What are they made of ? They are made of steel.,forks,steel,What are they?,Th

7、ey are rings.,They are made of silver.,What are they made of ?,be made of 由 . 制成 be made in 在制造/生产 (后产地) This chair is made of bamboo. 这个椅子是用竹子做成的。 The breadismadein China. 这个面包是中国生产的。,Language points,1b Listen and match.,shirts chopsticks ring,cotton silver steel,Korea Thailand America,Things Made

8、of Made in,Pair Work,A: This looks nice. Whats it made of ? B: It is made of A: This looks good. Is it made of ? B: Yes, it is./ No, it isnt. A: Where is it made ? B: It is made in,Books are made of paper.,Paper is made from wood.,Compare the two sentences, what are the differences between them? 比较两

9、个句子的区别,知识总结与拓展,1). be made of 表示“由制成”, 一般指能够看出原材料 This armchair is made of bamboo. 这个扶手椅是用竹子做成的。 2). be made from也表“由制成”，一般看不出原材料 Paper is made from wood. 纸是由木材制成的。 3).be made in 在制造/生产 后接动作的发生地（即产地） The boxismadein China。这个箱子是中国生产的。 4). be made by sb. 表示由某人制成.后接动作的执行者。 The dumplings are made by my

10、mother. 这些饺子是由妈妈做的。 5).bemadeinto 被制成为，后接成品 Thispieceofwoodwillbemadeintoasmallbench. 这块木头将要被制成一个小凳。,Exercise,Books are made _ paper while paper is mainly made _wood. A. of ;of B. from ;from C. of; from D. from; of 2.-Your coat looks very nice. Whats it made_? -Cotton, and it is made_ Wu han. A. fro

11、m; in B. of ;in C. from; on D. of; on,C,B,1.The workers make the bikes in the factory.,3.The bikes the workers.,2.The bikes the factory.,4. The bikes are made by the workers in the factory,are made in,are made by,根据汉语意思完成下列句子，每空一词。 1. 他的新手机是美国制造的。 His new mobile phone _ _ _ America. 2. 这台电视机是由工厂的工人们

12、制造的。 The TV set is _ _ the workers in the factory. 3. 这些瓶子是塑料做的。 These bottles are _ _ plastic. 4. 这个面包是小麦做的。 The bread is _ _ wheat.,is made in,made by,made of,made from,在利益的驱使下，人类不断地乱砍乱伐森林，使地球上的森林覆盖面积骤减。为了我们的环境，为了我们的未来，我们每个人都应该采取行动，为保护森林保护环境，做出我们自己的贡献。例如，我们一定要节约用纸，尽量避免使用一次性筷子。,Homework,1.Try to recite the new wor