unit9SectionAWhenwasitinvented(新目标英语九年级公开课课件)unit9SectionA.ppt

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1、Section A 杜遵刚杜遵刚 MuseumInvention MuseumHow much is it?18How much is it?Rule Only one group that gets the most scores(分数分数)can enter the museum.Guessing: What is it?Guessing: What is it?Guessing: What is it?Microwave ovenIt is used for cooking and heating food(加热加热)What food can be heated in it?What

2、is it used for?It is used for counting.calculatorWhat are they used for?They are used for giving light.light bulbsWhat is/are used for? Its/Theyre used foralarm clock Its an annoying invention.Because it wakes me up when Im sleeping. I think computer is the most helpful invention. Because it helpsme

3、 search the information that I need. A survey: What do you think is the most helpful/annoying inventions?Name HelpfulinventionsWhy Annoying inventionswhyUseful expressions:A: What do you think is the most helpful/annoying invention?B: I think the most helpful invention isA: Why is that?B: Well, it g

4、ives/helps peopleWho was (telephone) invented by?It was invented by Bell.Henry FordEdisonBellTsai LunWright brothersfisherinventorsinventionsPapermakingPlane Washing machineLight bulbCar Telephone19761971197619271885When was it invented?1b1babedc18761885192719711976dabec18761885192719711976 When was

5、 the car invented? It was invented in 1885.Group work: What When Who Be used forPrinting Tang Dynasty 朝代朝代Chinese Making copiesbattery-operated slippersheated ice cream scoopshoes with adjustable heels电池供电电池供电的拖鞋的拖鞋加热的加热的冰激凌勺冰激凌勺可调节可调节后跟的鞋后跟的鞋2a2aListen and number the inventions inthe order that you

6、 hear.3122b Listen again. Match the inventions with their inventors and uses.Inventionshoes with adjustable heelsbattery-operated slippersheated ice cream scoopWho was it/ were they invented by?Chelsea LanmonJayce Coziar and Jamie EllsworthJulie ThompsonWhat is it/ are they used for?scooping really cold ice creamseeing in the darkchanging the style of the shoes Try to be an inventor!Welcome !The passive voice.被动语态的被动语态的:be动词动词+ (及物及物动词的动词的) 过去分词过去分词 一般现在时一般现在时一般过去时一般过去时am (is, are) + donewas (were) + doneHomework: Describe one of your inventionsAnd then write it down.