1、Unit 4 Amazing Science Topic 1 When was it invented ?,Section A,Teaching aims and demands,1.Learn the simple past passive voice. (a)Learn the differences between “be made of” and “be made from”. (b)Learn the sentence patterns“When/Wherewas it developed? 2.Learn to express hope and wishes. 3.Talking
2、about new technologies and inventions.,is spoken by,She speaks Chinese.,is spoken by,He speaks English.,English,English.,He,him.,Chinese,Chinese.,She,her.,被动语态(Passive Voice ) be + done,Can you try?,Many people use computers.,Computers _ _by _ _.,The workers plant trees in the garden.,Trees _ _ in t
3、he garden _ the workers.,are used,many people,are planted,by,一般现在时被动语态的构成：am/is/are + 及物动词的过去分词,New 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,Check words,1.-Jerry,
4、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.,lock,digital,rocket,metal,s
5、paceship,A: Whats the lock made of? B: Its made of metal. A: Whats it used for? B: Its used for locking the door.,n.锁 v.（用锁）锁上，被锁住,2 Follow the example to make up similar conversations.,lock/metal,A: Whats the paper made from? B: Its made from wood. A: Whats it used for? B: Its used for writing on.,
6、paper/wood,Could you tell the differences?,be made of be made from,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),chopsticks/bamboo,watch/metal,Follow the example to make up similar conversations.,be made of be made from be made by be made in be made into be used for be used as
7、 be used by be used to do,（某物）被制成 (被）用来 由某人制作 用制造的，看不出原材料 被使用,接sb 用制造的，看出原材料 （被）用作 （被）用来做 在某地/某时制造,Match the following phrases with proper Chinese meanings.,1.His new computerwasmade_America. 2.The machines were made _many workers.,in,by,Listen to 1a and mark T (True) or F (False).,Jane is unhappy b
8、ecause 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. ( ),F,F,T,T,2.Read 1a in roles,1.Read 1a after the tape,3.Read 1a with your partners,then ac
9、t 1a out.,1.Read 1a again,then answer the following questions,2.Find out the useful expressions in the dialog, then use them.,Group work,1,why did Kangkang ask Jane not to spend too much time on computer games,Its bad for her health if she spends too much time on them.,2.Whats a rocket used for?,Its
10、 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 day,1.allow v. 允许allow sb. to do sth. 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
11、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 ture,Fill in the blanks,then check the sentences which use was/were+及物动词的过去分词,1.Becaus
12、e 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 allowed,was made by,was developed,一般过去式的被动语态结构为_+ 及物动词的过去分词,was/were,1.Mr.Green _to sing an English song at the party and he sang well.(2017 安徽） A.was invited B. invited C.
13、is invited D.invites 2.This picture _by my cousin last year.(2017重庆） A.draws B. drew C. is drawn D. was drawn 3.The dress feels soft and it is made_silk. A.for B. of C.by D.in 3.I wish I _play tennis with them this afternoon, but I have to study for a test. A. can B.should C. could D.shall 4.English
14、 _travelers and business people all overthe world. A.is used as B.is used for C.is used by D.is used to,Do exercise,A,D,B,C,D,A:Whats this in English? B: Its a laptop. A: What is a laptop made of? B: It is made of plastic. A: Whats it used for? B: It is used for studying. Japan/ 1985 A: When and whe
15、re was it developed? B: It was developed in Japan in 1985.,5.补全对话,Summary,We learn: 1.Some words: lock, rocket, metal, satellite, spaceship2. 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.,Assignment,Read 1a. Memorize the useful expressions and key sentences that we learn today. Finish Section A in your workbook. Preview Section B.,Thank You !,
