湖南省耒陽市冠湘中學(xué)九年級英語上冊 Unit 4 Topic 1 When was it invented課件 （新版）仁愛版

UNIT 4 AMAZING SCIENCE TOPIC 1 WHEN WAS IT INVENTED ? Section A is spoken byShe speaks Chinese. is spoken by He speaks English.EnglishEnglish.Hehim.ChineseChinese.Sheher. 被動語態(tài)被動語態(tài)(Passive Voice ) be + done 主動語態(tài)：主動語態(tài)： 主語主語 + + 動詞動詞 + + 賓語賓語被動語態(tài)：被動語態(tài)： 主語主語 + + be + be + 過去分詞過去分詞 + + by + by + 賓語賓語Many people use computers.Computers _ _ by _ _.The workers plant trees in the garden.Trees _ _ in the garden _ the workers.are usedmany peopleare plantedbyCan you try ？Exercise 1. Trees _ (water) in our school every three days. 2. The zoo _ (visit) by lots of children on weekends. 3. A Journey to West _ (show) on CCTV every summer. 4.On Christmas Day, children wake up early and cant wait _ (open) the boxes of presents. 5. Well have a chance _ (see) the flower show this weekend. to openis shownare wateredto seeis visitedA: Whats the lock made of? B: Its made of metal. A: Whats it used for? B: Its used for locking the door. n.鎖鎖 v.（用鎖）（用鎖）鎖上，被鎖住鎖上，被鎖住2 Follow the example to make up similar conversations. lock/metalA: Whats the paper made from?B: Its made from wood.A: Whats it used for? B: Its used for writing on.paper/woodcomputer desk /woodchopsticks/bamboosweater /cottonwatch/metalbe made of 由某種物質(zhì)做成由某種物質(zhì)做成(看得出原看得出原材料，物理過程材料，物理過程)be made from 由某種物質(zhì)制成由某種物質(zhì)制成(看不看不出原材料，化學(xué)過程出原材料，化學(xué)過程)be made up of 由幾部分組成由幾部分組成be made in 在某地在某地/某時制造某時制造be made by 由某人制造由某人制造be made into 被制成被制成12A. Whats it made of?B. 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.WHY IS JANE UNHAPPY?Because Jane was not allowed to play computer games last night. allow v. 允許允許1. allow sb. to do sth. 允許某人做某事2. allow doing sth. 允許做某事3. be allowed to do sth. 被允許做某事聚焦一般過去時的被動語態(tài)聚焦一般過去時的被動語態(tài)結(jié)構(gòu):助動詞(was/were)+及物動詞的過去分詞1.肯定句式 ：主語+was /were+v.-ed2.否定句式 ：主語+was/were + not+v.-ed3.一般疑問句式： Was /Were+主語+vt.-ed4.特殊疑問句式：疑問詞W/H+was/were+主語+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.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 model rocket for him. ( )3.The rocket is made of metal. ( )4.A rocket is used for sending satellites or spaceships into space. ( )FFTT1C READ 1A AND ANSWER THE FOLLOWING 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 被用來做被用來做be used to do 被用來做被用來做be used as 被用作被用作used to do sth. 過去常做過去常做be used to doing sth. 習(xí)慣于做習(xí)慣于做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，總有一天某一天，總有一天(將來將來)e.g. I wish I could have my own house some day.I hope his dream will come true . come true-變成真的變成真的,實現(xiàn)實現(xiàn)realize/achieve-make sth. come true3A A. LISTEN TO THE CONVERSATIONS AND NUMBER THE FOLLOWING PICTURES.2313A B. LISTEN AGAIN AND COMPLETE THE TABLE . InventionItemlaptopcell phonedigital cameraMaterialUsageYearcountryplasticplasticmetal and plasticstudy, work and play communicatetake photosaround 19851973around 1975JapanAmericaAmerica3b Work in pairs. Ask and answer 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 making mistakes. Change the following sentences.1.My mother allows me to use her cellphone.(改為被動語改為被動語態(tài)態(tài))I _ _ _ use my mothers cellphone.2.A rocket is used for launching satellites and spaceships. (就畫線部分提問就畫線部分提問) _ _ a rocket _ _?3.The digital camera was invented in 1975. (就劃線部分就劃線部分提問提問)_ _ the digital camera _ ?4. Maybe he is an inventor. (改為同義句改為同義句) He _ _ an inventor.am allowed to What isused forWhen was inventedmay be SUMMARYWe 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 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.