Unit 4 TopicWhen was it invented

1、When was it invented?Section AA:what is this in English?B:It is a lockA: Whats the lock made of? B: Its made of metal. n.锁锁 v.（用锁）（用锁）锁上，被锁住锁上，被锁住lockA: What is this in English? B: Its a piece of paper.A: Whats it made from? B: Its made from wood.paper：A: Whats the lock made of? B: Its made of metal

2、. A: Whats it used for? B: Its used for locking the door. A: Whats the paper made from?B: Its made from wood.A: Whats it used for? B: Its used for writing on.chopsticks/bambooA:_?B: They are made of bamboo.A:_?B: They are used for eating with What are the chopsticks made of What are they used forswe

3、ater /cottonA: Whats the sweater made of?B: _.A: _?B: Its used for keeping warm.Its made of cottonWhats it used forcomputer desk /woodwatch/metal 1b Listen to 1a and mark T (True) or F (False).1. Jane is unhappy because she was not allowed to go to a party last night.( )2. Kangkangs father made a mo

4、del rocket for him. ( )3. The rocket is made of metal. ( )4. A rocket is used for sending satellites or spaceships into space. ( )FFTT1.Why did Kangkang ask Jane not to spend too much time on computer games?2. Whats a rocket used for?3. Who taught Kangkang some knowledge about spaceship?4. Whats Kan

5、gkangs dream?Jane unhappy Because show to be made of be used for.kangkang learn from then he made wish go intoJane hopes Read 1a and retell it.be made of 由某种物质做成由某种物质做成(看得出原看得出原材料，物理过程材料，物理过程)be made from 由某种物质制成由某种物质制成(看不看不出原材料，化学过程出原材料，化学过程)be used for- 被用来干被用来干-1知识链接知识链接2. 表示希望的句子表示希望的句子 (1) I wi

6、sh I could go into space some day. (2) I hope your dream will come true. Jane was not allowed to play computer games last night. 聚焦一般过去时的被动语态聚焦一般过去时的被动语态结构结构: (was/were)+及物动词的过去分词及物动词的过去分词( ) 1. (2014河南)When Tim_ why he was late for school,he just kept silent. A.was asked B.asked C.was asking D.is a

7、sking ( )2.(2013河南)Excuse me.Im looking for Be the Best of Yourself. Sorry.The book you ask for_out . A.is selling B.is sold C.was selling D.will be sold ( )3.(2012河南) Have you heard of Earth Day? _Yes. The first Earth Day_in 1970 to educate us to protect our planet. A.celebrates B.celebrated C.is c

8、elebrated D.was celebrated中考链接中考链接3a A. Listen to the conversations and number the following pictures.2313a B. Listen again and complete the table . plasticplasticmetal and plasticstudy, work and play communicatetake photosaround 19851973around 1975JapanAmericaAmerica3b Work in pairs. Ask and answer

9、 questions based on the table in 3a with passive voice. A: What is a laptop made of?B: It is made of plastic. A: Whats it used for?B: It is used for studying. A: When and where was it developed?B: It was developed in Japan in 1985.Example:Focus on the meaning in communication. Dont be afraid of maki

10、ng mistakes. Make up dialogs according to the form.A: Whats made of ?B: Its made of A: Whats it used for?B: Its used forA: When was it developed?B: It was developed in A: Where was it developed?B: It was developed in For example:1973/AmericaWe learn: 1.Some words: lock, rocket, metal, satellite, spa

11、ceship 2. Some phrases: be made of, be used of, some day, come true 3. Some sentences: (1) I wish I could go into space some day. (2) I hope your dream will come true. (3) -What is a rocket used for? -Its used for sending satellites or spaceships into space. We can: Use the passive voice. Summary一 补全对话 A._? B.Its a digital camera. A._? B.Its made of metal and plastic. A._? B.Its used for taking photos . A. _? B.It was developed in 1975. A.