仁爱版英语ppt课件九上unit4topic1sectiona.pptx

Unit 4 Amazing Science Topic 1 When was it invented?,Section A,Words and Expressions,Unit 4 Amazing Science Topic,1,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,主动语态：主语,+,动词,+,宾语,被动语态：主语,+,be+,过去分词,+,by+,宾语,is spoken byShe speaks Chinese,2,Many people use computers.,Computers _ _,by _ _.,The workers plant trees in the garden.,Trees _ _ in the,garden _ the workers.,are used,many people,are planted,by,Can you try,？,Many people use computers.Comp,3,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 open,is shown,are watered,to see,is visited,Exercise 1.Trees _,4,A:What,s,the,lock,made of,?,B:It,s made of,metal,.,A:What,s,it,used for,?,B:It,s used for,lockingthe door,.,n.,锁,v.,（用锁）锁上，被锁住,2 Follow the example to make up similar conversations.,lock,/metal,A:Whats thelockmade of?n.锁,5,A:What,s,the,paper,made from,?,B:It,smade from,wood,.,A:What,s,it,used for,?,B:,Its used for,writing on,.,paper/wood,A:Whats the papermade from?p,6,computer desk/wood,chopsticks/bamboo,sweater/cotton,watch/metal,computer desk/woodchopsticks/,7,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,),be made up of,由几部分组成,be made in,在某地,/,某时制造,be made by,由某人制造,be made into,被制成,1,2,Language points,be made of由某种物质做成(看得出原材料，物理过程),8,A.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.,A.Whats it made of?Wow!A,9,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,Why is Jane unhappy?Because Ja,10,聚焦一般过去时的被动语态,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,2.,否定句式：,主语,+was/were+not+v.-ed,3.,一般疑问句式：,Was/Were+,主语,+vt.-ed,4.,特殊疑问句式：,疑问词,W/H+was/were+,主语,+v.-ed,E.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.,聚焦一般过去时的被动语态Lets sum up toget,11,1b 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.(),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,1b Listen to 1a and mark T(Tr,12,1a Listen,look and say,1a Listen,look and say,13,1c 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 tired,headache,sore eyes,1c Read 1a and answer the foll,14,2.Whats a rocket used for?,It,sused 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,2.Whats a rocket used for?be,15,3.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(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 e true,3.Who taught Kangkang some kn,16,3a A.Listen to the conversations and number the following pictures.,2,3,1,3a A.Listen to the conversati,17,3a B.Listen again and complete the table.,Invention,Item,laptop,cell phone,digital camera,Material,Usage,Year,country,plastic,plastic,metal and plastic,study,work and play,communicate,take photos,around 1985,1973,around 1975,Japan,America,America,3a B.Listen again and complet,18,3b 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.,3b Work in pairs.Ask and answ,19,Change the following sentences.,1.My mother allows me to use her cellphone.(,改为被动语态,),I _ _ _ use my mothers cellphone.,2.A rocket is used for,launching satellites and spaceships,.,(,就画线部分提问,),_ _ a rocket _ _?,3.The digital camera was invented,in 1975.,(,就划线部分提问,),_ _ the digital camera _?,4.Maybe he is an inventor.(,改为同义句,),He _ _ an inventor.,a,m allowed to,What is,used for,When was,invented,may be,Exercises,Change the following sentences,20,Summary,We 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 hop。