Unit 5 Section A(1).ppt

1、Unit 5,Section A Period 1 (1a2d),What are these materials? Say the names in English.,glass,gold bars,silver,steel,What are these things? Say the names in English.,cotton,wood,paper,silk,What are these things? Say the names in English.,stamp,window,fork,coin,blouse,Pair Work,A:Whats the scarf made of

2、 ? B:It is made of silk. A:Where is it made ? B: It is made in Thailand.,silk scarf Thailand,Pair Work,A:Whats the blouse made of B:It is made _cotton A:Where is it made ? B: It is made _Japan,cotton blouse Japan,of,in,cotton bag America,Pair Work,A:_ ? B:It is made of cotton. A :_? B: It is made in

3、 America.,Whats the bag made of,Where is it made,Pair Work,A:_ ? B:It is made of wood. A:_ ? B: It is made in Korea. A:_ ? B: It is made by Tom.,wood Korea Tom,Whats the chair made of,Where is it made,Who is it made by,ring,A: Do you think this ring looks OK? B: Hmm.I think its quite pretty. Is it m

4、ade of silver? A: Yes ,and its made in Thailand .,very,silver,Thailand,1b Listen and match.,shirts chopsticks ring,cotton silver steel,Korea Thailand America,Things Made of Made in,知识链接,1). be made of 表示“由制成”, 一般指能够看出原材料 2). be made from也表示“由制成”，但一般指看不出原材料 (纸、酒） Paper ismadefromwood. 纸是由木材做的。 Wine i

5、s made from wheat 酒是由小麦制成的 3).bemadeinto 被制成为 Thispieceofwoodwillbemadeintoasmallchair. 4). be made by sb. 由某人制成 The desk is repaired by Weihua. 5) be made in 在制造/生产 The watch is made in Shanghai.,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制造的。 The TV set

6、is _ _ the workers in the factory. 3. 这些瓶子是塑料做的。 These bottles are _ _ plastic. 4. 这种沙拉是用香蕉和苹果做的。 The salad is _ _ bananas and apples.,is made in,made by,made of,made of,【2012黔西南】 - Yoursweaterlooksverynice.Whatsit made _? - Wool,anditsmade _Guiyang. A.from,on B.of,in C.of,on D.from,in 【解析】bemadeof后

7、接的名词看得出原材料；bemadefrom后接的名词经过化学反应，看不出原材料；bemadein后产地。,B,语态：表示主语和谓语动词之间的关系。 英语有两种语态，即主动语态和被动语态。,主动语态：表示主语是动作的执行者。被动语态：表示主语是动作的承受者。 如： Many students study English.(主动语态) English is studied by many students. (被动语态),语态,助动词be有人称、数的变化,其变化规则与be作为连系动词时一样。 如：The desk is made of wood. The desks are made of woo

8、d. He is asked a question by the teacher.,被动语态的结构,助动词be+及物动词的过去分词,不同的时态有不同的被动语态结构,1.一般现在时的被动语态结构：,by many students.,主动语态变被动语态的方法,1.Many students study English.,English,is studied,2.They make shoes in that factory.,Shoes,are made,by them,in that factory.,主动语态变被动语态的方法,1.把主动语态的宾语变为被动语态的主语。,2.把主动语态的谓语变为

9、被动语态的谓语。,3.把主动语态的主语变为被动语态的by 短语。（ by短语可以省。 by短语 后跟代词的宾格。）,by the teacher.,3.The teacher often asks him questions.,He,is asked,questions,1. Usually computers _ (use) to get information on the Internet. 2. I _ (ask) to clean my bedroom every day by my mother. 3. Trees _ (plant) in spring. 4. The brown

10、 desk _ (make) of wood.,are used,am asked,are planted,用所给动词的正确形式填空。,is made,被动语态的几种句型,1. 肯定句 主语 + be + 过去分词 + (by),A sweet song is sung by her on the stage.,2. 否定句 主语 + be + not +过去分词 + (by),3. 一般疑问句 Be + 主语 +过去分词 + (by)?,A sweet song isnt sung by her on the stage.,Is a sweet song sung by her on the

11、 stage?,4. 特殊疑问句 疑问词 + be + 主语 +过去分词 + (by)?,Where is a sweet song sung by her?,She sings a sweet song on the stage.,3. This English song is sung by the girls after class. 改为否定句 改为一般疑问句，并做肯定和否定回答 对划线提问,This English song is not sung by the girls after class.,Is this English song sung by the girls aft

12、er class?,When is this English song sung by the girls?,1. (2013铜仁中考)Our classroom is so clean. It_every day. A. is cleaned B. was cleaned C. cleans D. cleaned 【解析】选A。考查动词的被动语态。根据答句句意“教室每天被打扫。”可以判断用一般现在时的被动语态, 故选A。,A,2 . (2013天津中考)What languages_in that country? German and English. A. are speaking B.

13、 are spoken C. speak D. is spoken 【解析】选B。考查动词的语态。句意: 那个国家说什么语言? 德语和英语。通过上句可知“语言是被人们所说”, 即用被动语态即句子主语是动作的承受者, 排除A、C; 又因主语languages是复数形式, 排除D。,B,1. Cotton _ in the southeast of China. A. is grown B. are grown C. grows D. grow 2. The Great Wall _ all over the world. A. knows B. knew C. is known D. was k

14、nown,A,选择正确答案。,C,3. In some parts of the world, tea _ with milk and sugar. A. is serving B. is served C. serves D. served 4. Do you often clean your classroom? Yes. Our classroom _ every day. A. clean B. cleans C. is cleaned D. is cleaning,B,C,1. Tea is grown in South China.（改为主动语态） People _ _ in South China. 2. People use metal for making machines. (改为被动语态) Metal _ _