课件27张PPT。When was it invented ? Unit 9Period 2 SectionA2a-2cA: Who was the telephone invented by?B: It was invented by….A: When was it invented ?B: I think it was invented in …. Bell1971188519271976Karl BenzJohn BairdSteve Jobs1879Edison Who was/were … invented by?When was/were … invented?Practice1903Wright BrothersB: I think it is used for traveling.A: What is the plane used for?A: What is/are the … used for?
B: It is/They are used for…. listening to musicsittingtaking photosdrinking teasee in the darktravelsearch more informationrelaxA: What is/are … used for?
B: It is/They are used for….PairworkNew inventions with adjustable heelsshoeshigh heel short heel可调节后跟的鞋子batteryslippersbattery-operated slippersbatteries电池供电的拖鞋ice cream scoop It is used for scooping
cold ice cream.加热冰激凌的勺子heatedshoes with adjustable heelsbattery-operated slippersheated ice cream scoop 2a. Listen and number the inventions in the order that you hear.312Listening2b. Listen again and match the inventions with their inventors and uses.A: What are those ?B: They are battery– operated slippers.A: ______ are they used for ?What B: They ___ ____ for seeing in the dark.A: That’s cool! ____ were they invented ____?B: Julie Thompson. And look at this heated ____
_____ _____.A: I know what it’s for. It’s used for ________ really cold ice cream. are usedWho by cold icecreamscoopingListen and fill in the blanks.B: Right. It ____ ________ by Chelsea
A: My favorite are those shoes with ________ updownwasinventedadjustablebyB: And what are they used for?A: Well, you can change the ____ of your shoes. YouLanmon.stylemakeheels. You know – you can move the heels____and______ .They were invented ___ JayceCoziar and Jamie Ellsworth.can ______the shoes go from casual to dressy. 2c. Role play conversations using the information in the chart above.A: ?What is it/are they?
B: It is/They are ...
A: ?Who was it/were they invented by?
B: It was/They were invented by ...
A: ?What is it/are they used for?
B: It's/They're used for… Pairworkheated ice
cream scoopChelsea Lanmonscooping cold ice creamWhat is it?Who was it invented by?What is it used for?shoes with adjustable heelsWhat are they?Who were they invented by?Jayce Coziar and
Jamie Ellsworthchanging the style of the shoesWhat are they used for?battery-operated slippersJulie Thompsonseeing in the darkWhat are they?Who were they invented by?What are they used for?Karl BenzJohn Baird Steve JobsWright BrothersEdisonBellchat with friendslisten to musictravelrelaxgo sightseeingsee in the darkPractice1862 / Harrisonfridgekeep food freshThis is a fridge. It was invented by Harrison in 1862. And I think it is used for keeping food fresh.Writing practicewashing machine1858Fisherwash clothescomputer1976Steve Jobssearch more informationblenders1930Norman Walkermake milk shakebikes1839Macmillantravel
单项选择----Who _____ the washing machine_______?
----It was invented by Fisher.
A. did, invent B. is, invented C. was, invented D. was, invented by2. Keys ____ used for _____ the doors.
A. is, opening B. is, opened C. are, opening D. were planted
3.Sunglasses are used ____ protecting your eyes.
A. from B. by C. to D. forExercise句型转换1.The telephone was invented before the car.(改为一般疑问句)
____ the telephone ________ ______ the car?
2. They are used for seeing in the dark.(对画线部分提问)
_____ ______ they _____ for?
3. The car was made in 1885. (对画线部分提问)
_____ _____ the car made?
4.The shoes with adjustable heels were invented by Joyce Coziar and James Ellsworth .(对画线部分提问)
_____ ______ the shoes with adjustable heels invented ____?beforewasinventedWasWhobywereareusedWhenWhatA: Look! It looks so interesting!
B: Ah, it’s a great invention of China.
A: Really? When ______ it _________?
B: I think it ______ _________ in Han Dynasty.
A: What ______ it ______ for?
B: Guess!
A: ______ it ______ for holding water?
B: No. It _____ ______ for testing earthquakes.
A: Wow, it’s really amazing! wasinventedwasinventedwasusedWasusedwasusedHomework根据上面的提示编个对话，然后再根据这个对话，写一篇短文。What is it/are they? When was it/were they invented? Who was it/were they invented by? What is it/are they used for? Goodbye!
