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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Section A (1a-2d),学练优九年级英语（,RJ,）,教学课件,Unit 6,When was it invented?,Section A (1a-2d)学练优九年级英语（RJ）,学习目标,Key words:,heel, scoop, electricity, style, project, pleasure, zipper,daily, website, pioneer, list, mention,Key sentences:,1.When was the telephone invented?, I think it was invented in 1876.,2.What are they used for?,They are used for,Passive voice (past tense),学习目标 Key words:,What are the Four Great Inventions,in ancient China?,Do you know?,Lead in,What are the Four Great Invent,Chinese four great ancient inventions,compass,gun powder,printing,Paper making,Chinese four great ancient inv,Modern inventions,calculator,Modern inventionscalculator,Talk about the inventions(,发明,).,Which one do you think is the most helpful in our daily life?,Talk about the inventions(发明).,computer,computer,car,car,calculator,laptop,calculatorlaptop,telephone,cell phone,telephonecell phone,radio,radio,A: I think the TV was invented,before the car.,B: Well, I think the TV was,invented after the car.,Talk about with your partner.,A: I think the TV was invented,A: I think the calculator was invented,before the computer.,B: Well, I think the calculator was,invented after the computer.,Talk about with your partner.,A: I think the calculator was,Look at the things below. In what order do you think they were invented?,Discuss them with your group. Then n,umber them 1-,4,(1=first,4=last),1,2,3,4,Presentation,Look at the things below. In w,Listen and match the inventions with the years.,a,b,c,d,When was the,.invented?,1876,1885,1927,1971,a,c,b,d,1b,Listen and match the inven,Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again.,When was the telephone invented?,I think it was invented in 1876.,1c,Student B, cover the d,When was the car invented?,It was invented in 1885.,When was the TV invented?,It was invented in 1927.,When was the car invented?It w,When was the computer invented?,It was invented in 1971.,When was the computer invented,Listen and number the inventions1-3 in the order you hear them.,3,1,2,_ shoes with,special heels,_ shoes,with lights,_ hot ice-cream,scoop runs on,electricity,2a,Listen and number the inventio,Invention,What is it / are they used for?,shoes with special heels,_ the style of the shoes,shoes with lights,seeing _,hot ice-cream scoop,_ really cold ice-cream,Listen again and complete the chart.,changing,serving,in the dark,2b,InventionWhat is it / are they,Make conversations using the information in 2b.,What are the shoes with lights used for?,Theyre used for seeing in the dark.,2c,Make conversations using the i,What are hot ice-cream scoop used for?,Theyre used for serving for really cold ice-cream.,What are shoes with special heels used for?,Theyre used for changing the style of the shoes.,What are hot ice-cream scoop u,Role-play the conversation.,Read the passage quickly and answer the questions.,What is the subject for their school project?,2. What kind of invention does Roy think of?,Small inventions that changed the world.,The zipper.,2d,Role-play the conversation. R,3. Why does Roy think it is a great inven-,tion?,4. Who and when was the zipper invented?,5. When did the zipper become popular?,Because it is often used in our daily lives.,Whitcomb Judson in 1893.,Around 1917.,3. Why does Roy think it is a,1. Well, you do seem to have a point,have a point,有道理,e.g. I admit (that) you have a point.,我承认你有理。,Language Points,1. Well, you do seem to have a,2. They are used for seeing in the dark.,be used for doing sth.,表示“被用来做某,事”。与,be used to do sth.,同义。表示用途、,目的。,e.g. This computer,is used to control,all the,machines.,这台电脑是用来控制所有机,器的。,Do you know what this tool,is used for,?,你知道这个工具是用来做什么的,?,2. They are used for seeing in,3. Think about how often its used in our,daily lives.,think about,表示“考虑，想起”。,e.g. He is,thinking about,travelling in the,summer holidays.,他正在考虑暑假旅游的事。,She was,thinking about,her childhood,days.,她正回想她的童年时期。,3. Think about how often its,【,拓展,】,有关,think,的短语,think of,指“考虑,记忆,记起”,I cant think of his name at the moment.,我一时想不起他的名字。,think sth. over,指“仔细想,审慎思考,作进一步考虑”,Please think over what I said.,请仔细考虑我说的话。,think sth. out,指“想通,想出,熟思”,He thought out a new idea.,他想出了一个新主意。,【拓展】有关think的短语think of 指“考虑, 记,1.,用所给单词的正确形式填空：,When,the telephone,(invent),?,The computer can,us do math problems (help).,invented,was,help,Exercises,1.用所给单词的正确形式填空：When,3. In those day, the woman couldnt,_,(afford) a TV because they were really expensive.,4. A friend of,(I) came to see me last week.,5. I think you need,(take) a history class.,afford,mine,to take,3. In those day, the woman co,2.,单项选择,( ) 1. The kind of cup is used _ drinking.,A. to B. as C. by D. for,( ) 2. My mother and my sister kept on talking, but my father _ silent all the time.,A. got B. kept,C. turned D. looked,D,B,2.单项选择( ) 1. The kind of cu,( )3.I think the short story _by Lu,Xun.,A. is writing B. is written,C. written D. was written,( )4.,Who _ the electric light,lamp_?,Edison.,A. was; invented B. is; invented,C. was; invented by,D. did; invented by,D,C,( )3.I think the short stor,Summary,Talked about the invented time, inventors and the usage of some inventions.,Used the Passive Voice (past tense) to talk about the history of some inventions.,SummaryTalked about the invent,Homework,Preview the passage in 3a.,Look up some information about some famous inventions.,HomeworkPreview the passage in,Thank you!,Thank you!,
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