1、,Unit 4 Amazing Science,Topic 1 When was it invented?,Section A,Fengqiu Chengguan Junior Middle School Zhang Juan,A rocket is made of metal. It is used for sending satellites and spaceships into space. The structure of the present passive voice: am/is/are + p.p. be made of / from 由制成 be used for doi
2、ng sth. 被用来做,Review and leading-in,火箭,金属,卫星,宇宙飞船,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,lock,/metalmetl n. 金属,lk,New lesson,paper/wood,A: Whats the paper made from? B: Its made from wood. A: Whats it used for? B: Its u
3、sed for writing on.,be made of 由某种物质做成(看得出原材料，物理过程),be made from 由某种物质做成(看不出原材料，化学过程),be made of & be made from,Language points,computer desk /wood,chopsticks/bamboo,sweater /cotton,watch/metal,of,of,from,of,Pair work,2 Follow the example to make up similar conversations.,be made of 由某种物质做成(看得出原材料，物
4、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,make的被动用法短语,3a A. Listen to the conversations and number the following pictures.,2,3,1,digitalddtl（数码的，数字的 ）camera,laptoplptp 手提电脑,3a B. Listen again and complete the table .,plastic
5、,plastic,metal and plastic,study, work and play,communicate,take photos,around 1985,1973,around 1975,Japan,America,America,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 use
6、d for studying. A: When and where was it developed? B: It was developed in Japan in 1985.,Example:,一般过去时的被动语态:was/were + p.p.,Passive Voice(被动语态): be + p.p.,The structure of the present passive voice:am/is/are + p.p.,The structure of the past passive voice: was/were + p.p.,am/is/are,was/were,1.肯定句式
7、：主语+was /were+p.p. 2.否定句式 ：主语+was/were + not+p.p. 3.一般疑问句式： Was /Were+主语+p.p. 4.特殊疑问句式：疑问词W/H+was/were+主语+p.p. 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
8、by Jane yesterday?,Lets sum up together.,The structure of the past passive voice: was/were + p.p.,was made by,I made the model rocket.,is spoken by,He speaks English.,English,English.,He,him.,The model rocket,the model rocket.,I,me.,How do we change a sentence with active voice（主动语态） into a sentence
9、 with passive voice?,主动语态： 主语 + 动词 + 宾语被动语态： 主语 + be + 过去分词 + by + 宾语,Change the following sentences into passive voice.,1,2,3,4,6,5,Group work,Congratulations!,Lets have a competition!,A. Whats it made of? B. Its made of metal. A. Do you know what it is used for? B. Its used for sending satelliteso
10、r 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. 允许1. be allowed to do sth.被允许做某事2. allow sb. to do sth.允许某人做某事3. allow doing sth. 允许做某事,1b Listen to 1a and mark T (True) or F (False)
11、.,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,1a Listen , look and say,1c Read 1a and answer the following
12、 questions.,1. Why did Kankang ask Jane not to spend too much time on computer games ?,Because its bad for her health if she spends too much time on them.,spend on 在上花费 Spend (in) doing sth. 做某事花费,2. Whats a rocket used for? Its used for sending satellites or spaceships into space .,be used for 被用来做
13、 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,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
14、dream will come true .,come true-变成真的,实现(主语是sth.) realize/achieve=make sth. come true (主语是sb.),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
15、.The digital camera was invented in 1975. (就划线部分提问) _ _ the digital camera _ ? 4. 纸是木头做的. (翻译成英语) Paper _ _ _ wood.,am allowed to,What is,used for,When was,invented,is made from,Exercises,We learn: 1.Some words and phrases :lock, rocket, metal, satellite, spaceship, be made of, be made from, be used
16、 for doing sth. be allowed to do sth. 2.Some sentences: Whats it made of?Its made from wood. Whats it used for?Its used for locking the door. We can: Use the passive voice of the simple past tense.,Summary,Read 1a. Find out more information of the satellites sent by China. Finish Section A in your w
17、orkbook. Preview Section B.,Homework,Thank you!,1.People speak English around the world.,English is spoken by people around the world.,2.The worker cut down the trees yesterday.,The trees were cut down by the worker yesterday.,3. I made this model plane.,This model plane was made by me.,4. The monkeys eat the bananas.,The bananas are eaten by the monkeys.,5. Water washes away the earth.,The earth is washed away by water.,The satellite Change was sent into the space by China in 2010.,6.China sent the satellite Change into space in 2010.,
