SectionA1.ppt

新目标新目标 九年级九年级Unit 9Unit 9When was it invented?Section A Period 1 Four ancient inventionscompassgun powdermoveable type printingpapercalculatormicrowave ovenabacusbinocularslight bulbslight bulbsA:When was the car invented?B:Well,I think it was invented in.A.1885B.1876C.1927D.1971A:When was the telephone invented?B:Well,I think it was invented in.A.1885B.1876C.1927D.1971Look at the things.In what order do you think they were invented?Number them(1-5).1aA:I think the calculator was invented before the computer.B:Well,I think the calculator was invented after the computer.light bulbWhen were they invented?When were they invented?What is it called?bikebikemicrowave ovenmicrowave oven alarm clockalarm clockListening(1b:P68)1876年年 Listen and give the dates.1885年年1927年年1971年年1976年年Pairwork(1c:P68)Student A,cover the dates.Student B,ask student A when the things in the picture above were invented.Then change roles and practice again.Sample dialogues:Sample dialogues:A A:When was the telephone invented?:When was the telephone invented?B B:I think it was invented in 1876.:I think it was invented in 1876.A A:When was the car invented?:When was the car invented?B B:I think it was invented in 1930.I :I think it was invented in 1930.I think it was invented after the think it was invented after the telephone.telephone.C C:I dont think so.I think it was:I dont think so.I think it was invented in 1873,so it was invented invented in 1873,so it was invented before the telephone.before the telephone.D D:I dont agree.I think it was invented:I dont agree.I think it was invented in 1885 and it was invented after the in 1885 and it was invented after the telephone.telephone.Listening(2a,2b:P69)312Listen and number the inventions in the order that you hear them.312high heelsadjustable heelsadjustable adj.可可调整的调整的ice cream scoop heat 加热加热scoopslippersa batterybatteriesoperate v.操作操作2b.Listen again.Match the inventions with 2b.Listen again.Match the inventions with their inventors and uses.their inventors and uses.Invention Who was is/were they invented by?What is it/are they used for?shoes with adjustable heelsChelsea Lanmonscooping really cold ice creambattery-operated slippersJayce Coziar and Jamie Ellsworthseeing in the darkheated ice cream scoopJulie Thompson changing the style of the shoesOral Practice(2c:P69)Sentence pattern:What is it/are they used for?Who was it/were they invented by?It is/They are used for doing.It was/They were invented by.Role play conversations using the information below.A:A:When When waswas the _ the _ inventedinvented?B:I think it B:I think it was inventedwas invented in in _._.197618851876192719711879be used for doing sth.意思是意思是“被用来做被用来做某事某事”，强调用途或作用。，强调用途或作用。练习：练习：Sunglasses are used _ protecting your eyes in sunny days.A.for B.toC.with D.in答案和解析答案和解析 A。be used for doing sth.意为意为“被用来做某事被用来做某事”。.根据汉语提示完成英语句子，每空一根据汉语提示完成英语句子，每空一词。词。(1)伞是用来遮雨的。伞是用来遮雨的。The umbrella is used _ _ yourself from rain.(2)我习惯于吃比萨。我习惯于吃比萨。I _ _ _ _ pizza.(3)我过去常常在放学后跳舞。我过去常常在放学后跳舞。I _ _ _ after school.for keepingam used to eatingused to dance.根据句意根据句意,用介词用介词as,by完成下面句子。完成下面句子。(1)English is used _ the second language in many countries.(2)These textbooks are used _ students.asbySample dialogues:A:What is this?B:This is a heated ice cream scoop.A:What is it used for?B:It is used for scooping really cold ice cream.A:Who was it invented by?B:It was invented by Chelsea Lanmon.Edison invented the light bulb.The light bulb was invented by Edison.Who was the light bulb invented by?The telephone _ The telephone _ byby Bell.Bell.was invented Who was the telephone invented by?Bell invented the telephone._ _ was inventedwas invented byby _._.The carKarl BenzWho was the car invented by?Karl Benz invented the car.A:What is the car used for?B:The car is used for traveling.A A:What is the _ used for?What is the _ used for?B:I think itB:I think it is used foris used for _.talking with peopleA:What is the _ used for?B:I think it is used for _.(count)countingA:What is the used for?B:It is used for _.(count)countingA:What is the used for?B:I think it is used for _.(work)workingA:What is the used for?B:I think it is used for _.(ride)ridingA:When was invented?B:It was invented inA:Who was it invented by?B:It was invented byA:What is the used for?B:The is used for doing Grammar Focus(P69)The passive voice The passive voice 被动语态被动语态被动语态被动语态 在被动语态的句子中在被动语态的句子中在被动语态的句子中在被动语态的句子中,谓语部分的谓语部分的谓语部分的谓语部分的结构是结构是结构是结构是be+be+过去分词。被动语态的句过去分词。被动语态的句过去分词。被动语态的句过去分词。被动语态的句子的时态变化反映在子的时态变化反映在子的时态变化反映在子的时态变化反映在bebe动词上。也就动词上。也就动词上。也就动词上。也就是说是说是说是说,把一个句子做成被动语态的句子把一个句子做成被动语态的句子把一个句子做成被动语态的句子把一个句子做成被动语态的句子,只需要写出只需要写出只需要写出只需要写出bebe动词的所需时态动词的所需时态动词的所需时态动词的所需时态,再加再加再加再加上所给动词的过去分词就行了。上所给动词的过去分词就行了。上所给动词的过去分词就行了。上所给动词的过去分词就行了。当然，这只是指谓语部分而言。我当然，这只是指谓语部分而言。我当然，这只是指谓语部分而言。我当然，这只是指谓语部分而言。我们知道，们知道，们知道，们知道，bebe动词作为一个独立的谓动词作为一个独立的谓动词作为一个独立的谓动词作为一个独立的谓语动词有自己现在分词语动词有自己现在分词语动词有自己现在分词语动词有自己现在分词(being)(being)和过和过和过和过去分词去分词去分词去分词 (been)(been)。那么，下面我们来。那么，下面我们来。那么，下面我们来。那么，下面我们来看看看看看看看看be be 在各种时态中的变化形式：在各种时态中的变化形式：在各种时态中的变化形式：在各种时态中的变化形式：一般现在时一般现在时一般现在时一般现在时 am/is/are am/is/are 一般过去时一般过去时一般过去时一般过去时 was/were was/were 一般将来时一般将来时一般将来时一般将来时 shall/will+be shall/will+be 过去将来时过去将来时过去将来时过去将来时 would/should+be would/should+be 现在进行时现在进行时现在进行时现在进行时 am/is/are+being am/is/are+being 过去进行时过去进行时过去进行时过去进行时 was/were+being was/were+being 现在完成时现在完成时现在完成时现在完成时 have/has+been have/has+been 过去完成时过去完成时过去完成时过去完成时 had+been had+been 1.1.世界上许多国家都讲英文。世界上许多国家都讲英文。世界上许多国家都讲英文。世界上许多国家都讲英文。English is spoken in many countries English is spoken in many countries all over the world.all over the world.2.2.纸是中国发明的。纸是中国发明的。纸是中国发明的。纸是中国发明的。Paper was invented in China.Paper was invented in China.3.3.这栋大楼是去年建造的。这栋大楼是去年建造的。这栋大楼是去年建造的。这栋大楼是去年建造的。The building was built last year.The building was built last year.Make sentencesMake sentences4.4.他父亲不会让他娶玛丽为妻的。他父亲不会让他娶玛丽为妻的。他父亲不会让他娶玛丽为妻的。他父亲不会让他娶玛丽为妻的。He wont be allowed,by his father,He wont be allowed,by his father,to marry Mary.to marry Mary.5.5.他们结束训练时将被派往部队。他们结束训练时将被派往部队。他们结束训练时将被派往部队。他们结束训练时将被派往部队。They would be sent to the army They would be sent to the army when they finished the training.when they finished the training.6.6.这个计划正在执行中。这个计划正在执行中。这个计划正在执行中。这个计划正在执行中。The project is being carried out.The project is being carried out.8.这本小说已被译成了几种语言。这本小说已被译成了几种语言。This novel has been translated into several languages.7.那时这案子正在调查中。那时这案子正在调查中。The case was being investigated then.9.9.他们说生产成本已经下降了。他们说生产成本已经下降了。他们说生产成本已经下降了。他们说生产成本已经下降了。They said that production costs They said that production costs had been reduced.had been reduced.Review the Grammar Focus.Homework