仁爱版九年级英语上 Unit 4 Topic 1 Section A 教学课件共18张PPT含三个音频及视频

Unit 4 Amazing Science Topic 1 When was it invented ? Section A A: What’s the lock made of? B: It’s made of metal. A: What’s it used for? B: It’s used for locking the door. n.锁 v.（用锁）锁上，被锁住 lock/metal A: What’s the paper made from? B: It’s made from wood. A: What’s it used for? B: It’s used for writing on. paper/wood be made of 由某种物质做成(看得出原材料，物理过程) be made from 由某种物质制成(看不出原材料，化学过程) computer desk /wood chopsticks/bamboo sweater /cotton watch/metal 2 Follow the example to make up similar conversations. 1b Listen to 1a and mark T (True) or F (False). Jane is unhappy because she was not allowed to go to a party last night.( ) Kangkang’s father made a model rocket for him. ( ) The rocket is made of metal. ( ) A rocket is used for sending satellites or spaceships into space. ( ) F F T T Why is Jane unhappy? Because Jane was not allowed to play computer games last night. allow v. 允许 1. allow sb. to do sth. 允许某人做某事 2. allow doing sth. 允许做某事 3. be allowed to do sth. 被允许做某事 37.unknown 1c . Read 1a and answer the following questions. 1. Why did Kankang ask Jane not to spend too much time on computer games ? It’s bad for her health if she spends too much time on them. too tired headache sore eyes 2. What’s a rocket used for? It’s used for sending satellites or spaceships into space . be used for 被用来做 be used to do 被用来做 be used as 被用作 used to do sth. 过去常做 be used to doing sth. 习惯于做 3. Who taught Kangkang some knowledge about spaceships? Mr. Brown. 4. What’s Kangkang’s dream? He wishes he could go into space some day. some day----某一天，总有一天(将来) e.g. I wish I could have my own house some day. I hope his dream will come true . come true----变成真的,实现 realize/achieve---make sth. come true 结构:助动词(was/were)+及物动词的过去分词 1.肯定句式 ：主语+was /were+v.-ed An e-mail was sent to her friend by Jane yesterday. 2.否定句式 ：主语+was/were + not+v.-ed An e-mail wasn’t sent