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1、Unit 4 Amazing Science Topic 1 When was it invented ?Section A Phrase CollectionPhrase Collectionface problemslearn easily Whats more an effective wayfind outwhile listeninghave.readywrite downin this wayThe number of.a number of.be sure to do sth.面临问题面临问题学得容易学得容易并且，更多的是并且，更多的是一个有效的方法一个有效的方法查明查明当听的时
2、候当听的时候把把.准备好准备好写下来写下来用这种方法用这种方法.的数量的数量很多，大量很多，大量确信，一定会做某事确信，一定会做某事FunctionsCould you make yourself _ (understand/understood) in the USA?I _ (dare/dared) not speak English in public.Im sure that you will _ (make/made) great progress as long as you stick to them.understoodmakedareI dont know _ (what/w
3、hat to) do.He is thinking about _(where to/where) go.Could you give us some advice on _ (what to/how to) learn English well?_ (How to/ Where to ) improve it was my biggest problem.what towhere tohow to How toWh-/How to do疑问词疑问词who, what, which, when, how 等与不定式连用，构等与不定式连用，构成不定式短语，在句中作主语、宾语等。成不定式短语，在句
4、中作主语、宾语等。Decide whether the following words are derivations or compounds.fireplace, discover, impossible, homeless, development, indirect, exciting, illness, film-maker, retell, unhappy, downstairs, snowy, granddaughterDerivations: _ _Compounds: _homelessdiscoverimpossibledevelopment indirectexcitin
5、gillness retellunhappy snowyfireplace film-maker downstairsgranddaughterA: 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/metalA: Whats the paper made from?B:
6、 Its made from wood.A: Whats it used for? B: Its used for writing on.paper/ woodcomputer desk /woodchopsticks/bamboosweater /cottonwatch/metalWhat is/are. made of?What is/are. made from?3a A. Listen to the conversations and number the following pictures.2313a B. Listen again and complete the table .
7、 InventionItemlaptopcell phonedigital cameraMaterialUsageYearcountryplasticplasticmetal and plasticstudy, work and play communicatetake photosaround 19851973around 1975JapanAmericaAmerica InventionItemlaptopcell phonedigital cameraMaterialUsageYearcountryplasticplasticmetal and plasticstudy, work an
8、d play communicatetake photosaround 19851973around 1975JapanAmericaAmericaA: 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.Make dialogsbe 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
9、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 made up of 由几部分组成由几部分组成be made in 在某地在某地/某时制造某时制造be made by 由某人制造由某人制造be made into 被制成被制成121.The watch was made_ Shanghai.2.The model plane was made_ my father.3.The desk is made_wood.4.Paper is made_wood.inbyoffromA. Whats it made of?B
10、. Its made of metal.A. Do you know what it is used for?B. Its used for sending satellites or spaceships into space.Wow !A model rocket ! 1a Listen, look and say.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 f
11、ather made a model rocket for him. ( )3. The rocket is made of metal. ( )4. A rocket is used for sending satellites or spaceships into space. ( )FFTTWhy is Jane unhappy?Because Jane was not allowed to play computer games last night. allow v. 允许允许1. Sb allow sb. to do sth. 允许某人做某事允许某人做某事2. Sb be allo
12、wed (by sb) to do sth. 某人被允许做某事某人被允许做某事3. Sb allow doing sth. 允许某人做某事允许某人做某事Jane was not allowed (by her mother) to play computer games last night.(变为主动语态变为主动语态) Her mother didnt allow Jane to play computer games last night. =Jane didnt allow playing computer games1c Read 1a and answer the following
13、 questions. 1. Why did Kankang ask Jane not to spend too much time on computer games ? Its bad for her health if she spends too much time on them.too tiredheadachesore eyes2. Whats a rocket used for? Its used for sending satellites or spaceships into space . be used for 被用来做被用来做be used to do 被用来做被用来
14、做be used as 被用作被用作used to do sth. 过去常做过去常做be used to doing sth. 习惯于做习惯于做Send sth into把某物发送到把某物发送到3. Who taught Kangkang some knowledge about spaceships? Mr. Brown. 4. Whats Kangkangs dream? He wishes he could go into space some day. some day-某一天，总有一天某一天，总有一天(将来将来)e.g. I wish I could have my own hous
15、e some day.I hope his dream will come true . come true-变成真的变成真的,实现实现realize/achieve-make sth. come trueRead 1a again and finish the task1.Kangkang shows a model plane to me .(同义句)Kangkang _ _ a model plane.2. Its made of metal. (提问)_ is it _ _?3. Its used for sending satellites or spaceships into sp
16、ace.(同义句)Its used _ _ satellites or spaceships into space.4. I hope your dream will come true.(同义句)I hope you will_ your dream.shows meWhat made ofto sendrealize/achievePhrases1.允许某人做某事允许某人做某事2.允许做某事允许做某事3.被允许做某事被允许做某事4.在在.上花费上花费.5. 太多太多6. 把某物展示给某人把某物展示给某人7. 由由.制成制成8. 被用来做被用来做9.被用来做被用来做10.变成现实，实现变成现
17、实，实现1. allow sb. to do sth.2. allow doing sth. 3. be allowed to do sth.4. spend.on.5. too much; too many6. show sth to sb =show sb sth7. be made of/ from8. be used for doing 9.be used to do e true.Change the following sentences.1.My mother allows me to use her cellphone.(改为被动语改为被动语态态)I _ _ _ use my
18、mothers cellphone.2.A rocket is used for launching satellites and spaceships. (就画线部分提问就画线部分提问) _ _ a rocket _ _?3.The digital camera was invented in 1975. (就划线部分就划线部分提问提问)_ _ the digital camera _ ?4. Maybe he is an inventor. (改为同义句改为同义句) He _ _ an inventor.am allowed to What isused forWhen was inven
19、tedmay be 用适当的介词填空1.on2. to3. for4. for5. fromis 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 主动语态：主动语态： 主语主语 + + 动词动词 + + 宾语宾语被动语态：被动语态： 主语主语 + + be + be + 过去分词过去分词 + + by + by + 宾语宾语Many people use comput
20、ers.Computers _ _ by _ _.are usedmany peopleCan you try ？The workers plant trees in the garden.Trees _ _ in the garden _ the workers.are plantedbywas eaten byShe ate an apple. are planted by He planted treesTreestrees.Hehim.An applean apple.Sheher. 被动语态被动语态(Passive Voice ) be + done 主动语态：主动语态： 主语主语
21、+ + 动词动词 + + 宾语宾语被动语态：被动语态： 主语主语 + + be + be + 过去分词过去分词 + + by + by + 宾语宾语 语态动词 时态 结构 the active voice the passive voice一般现在时 一般过去时 am is + p.p. are was + p.p. were v v+ s esp.t.Discusion 2: the active voice 主动语态主动语态 & the passive voice被动语态被动语态Exercise ：1.The key _for locking the classroom door. A.u
22、ses B. is used C.is using D.use2.A new school _over there two years ago. A. built B. was built C. build D. builds3.The lost child _ on October 7,1998. A.was found B. is found C. found D. find4.A talk on Chinese history_in the school hall yesterday. A.is given B.give C.was given D. gave BBAC1.They pl
23、ay basketball in their school.(改为被动语改为被动语态态)Basketball_ _in their school by them.is played2. The naughty boy broke the window. The window _ _ by the naughty boy.3. People speak English all over the world.English _ _ by people all over the world.Exercise ：was brokenis spoken1. 这些照片是上星期拍的这些照片是上星期拍的 。2
24、. 这本书是鲁迅写的。这本书是鲁迅写的。3. 史密斯一家被邀请参加了派对。史密斯一家被邀请参加了派对。4. 长江也叫扬子江。长江也叫扬子江。These photos were taken last week.This book was written by Lu Xun.The Smiths were invited to the party.The Changjiang River is also called theYangteze River.变一般疑问句变一般疑问句Were these photos taken last week?变一般疑问句变一般疑问句Was this book w
25、ritten by Lu Xun?变否定句变否定句The Smiths werent invited to the party.划线部分提问划线部分提问_ _ the Changjiang River also _?What is called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:助动词助动词(was/were)+及物动词的过去分词及物动词的过去分词1.肯定句式肯定句式 ：主语主语+was /were+v.-ed2.否定句式否定句式 ：主语主语+was/were + not+v.-ed3.一般疑问句式：一般疑问句式： Was /Were+主语主语+vt.-ed4.特殊疑问句
26、式：特殊疑问句式：疑问词疑问词W/H+was/were+主语主语+v.-edE.g. An e-mail was sent to her friend by Jane yesterday. An e-mail wasnt sent to her friend by Jane yesterday. Was an e-mail sent to her friend by Jane yesterday? Who was the e-mail sent to by Jane yesterday?Lets sum up together.SummaryWe learn: 1.Some words: lo
27、ck, 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 used for sending satellites or spaceships into space. We can: Use the passive voice. Read 1a. Memorize the useful expressions and key sentences that we learn today. Finish Section A in your workbook. Preview Section B.