九年级英语上册 Unit 4 Amazing Science Topic 1 When was it invented Section A优质课件 （新版）仁爱版

1、1Unit 4 Amazing Science Topic 1 When was it invented ?Section A 2Teaching aims and demands1.Learn the simple past passive voice.(a)Learn the differences between “be made of” and “be made from”.(b)Learn the sentence patterns“When/Where was it developed?2.Learn to express hope and wishes.3.Talking abo

2、ut new technologies and inventions.3is spoken byShe speaks Chinese. is spoken by He speaks English.EnglishEnglish.Hehim.ChineseChinese.Sheher. 被动语态被动语态(Passive Voice ) be + done Can you try?4Many people use computers.Computers _ _ by _ _.The workers plant trees in the garden.Trees _ _ in the garden

3、_ the workers.are usedmany peopleare plantedby 一般现在时被动语态的构成：一般现在时被动语态的构成： am/is/are + am/is/are + 及物动词的过去分词及物动词的过去分词5New words rocket /rkit / n.火箭 metal /metl / n.金属 satellite /stlait / n.卫星 spaceship /speisip /n.宇宙飞船 lock /lk / n.锁 v. （用锁）锁上，被锁住 laptop /lptp /n.手提电脑 digital /diditl / adj. 数码的，数字的6C

4、heck words1.-Jerry, remember to _the door of our classroom when you leave. -OK, I will.2.Most of the cameras we are using are _ ones.3.Steves father made a model _for him as a birthday present.4.People can heat _and then make it into any shape.5.Shenzhou X_was launched in 2013 successful.lockdigital

5、rocketmetalspaceship7A: Whats the lock made of? B: Its made of metal. A: Whats it used for? B: Its used for locking the door. n.锁锁 v.（用锁）（用锁）锁上，被锁住锁上，被锁住2 Follow the example to make up similar conversations. lock/metal8A: Whats the paper made from?B: Its made from wood.A: Whats it used for? B: Its u

6、sed for writing on.paper/wood9Could you tell the differences? be made of be made frombe made of 由某种物质做成由某种物质做成(看得出原材料看得出原材料, 物理过程物理过程)be made from 由某种物质制成由某种物质制成(看不出原材料，化学过程看不出原材料，化学过程)10chopsticks/bamboowatch/metalFollow the example to make up similar conversations.11be made ofbe made from be made

7、bybe made inbe made intobe used forbe used asbe used bybe used to do（某物）被制成某物）被制成(被）用来被）用来由某人制作由某人制作用用制造的，看不出原材料制造的，看不出原材料被被使用使用,接接sb用用制造的，看出原材料制造的，看出原材料（被）用作（被）用作（被）用来做（被）用来做在某地在某地/某时制造某时制造Match the following phrases with proper Chinese meanings.1.His new computerwasmade_America.2.The machines were

8、 made _many workers.inby12 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.( )Kangkangs father made a model rocket for him. ( )The rocket is made of metal. ( )A rocket is used for sending satellites or spaceships into space. ( )FFTT

9、132.Read 1a in roles1.Read 1a after the tape3.Read 1a with your partners,then act 1a out.141.Read 1a again,then answer the following questions 2.Find out the useful expressions in the dialog, then use them.Group work151,why did Kangkang ask Jane not to spend too muchtime on computer games Its bad fo

10、r her health if she spends too much time on them.2.Whats a rocket used for?Its used for sending satellites or spaceships into space.3.Who taught Kangkang some knowledge about spaceships? Mr. Brown. 4. Whats Kangkangs dream? He wishes he could go into space some day161.allow v. 允许允许 allow sb. to do s

11、th. 允许某人做某事 be allowed to do sth.被允许做某事2.spendon sth 在上花费时间 spend(in) doing sth 做某事花费时间3.be used for doing 被用来做 be used to do 被用来做4.sendinto把送入5.I wish I could go into space some day.(can-could,虚拟语气，表示主观愿望和未来的梦想,不一定能实现)6.some day-某一天，总有一天(将来)e true-变成真的,实现 sb realize/achieve = make sth come ture17Fi

12、ll in the blanks,then check the sentences which use was/were+及物动词的过去分词及物动词的过去分词1.Because I _to play computer games last night2.-Who made it ? -It _me.3.-When and where was it developed? -It _in Japan in 1985.was not allowedwas made bywas developed一般过去式的被动语态结构为一般过去式的被动语态结构为_+及物动词的过去分词及物动词的过去分词was/wer

13、e181.Mr.Green _to sing an English song at the party and he sang well.(2017 安徽）安徽）A.was invited B. invited C.is invited D.invites2.This picture _by my cousin last year.(2017重庆）重庆）A.draws B. drew C. is drawn D. was drawn3.The dress feels soft and it is made_silk.A.for B. of C.by D.in3.I wish I _play t

14、ennis with them this afternoon,but I have to study for a test.A. can B.should C. could D.shall4.English _travelers and business people all over the world.A.is used as B.is used for C.is used by D.is used toDo exerciseADBCD19A:Whats this in English?B: Its a laptop.A: What is a laptop made of?B: It is

15、 made of plastic. A: Whats it used for?B: It is used for studying. Japan/ 1985A: When and where was it developed?B: It was developed in Japan in 1985.5.补全对话补全对话20SummaryWe learn: 1.Some words: lock, rocket, metal, satellite, spaceship 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 us