Unit 9When was it invented section A.ppt

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1、Which do you think is the most important invention in the world?TV?telephone?radio?computer?calculator?What other can you think of?Do you know what are they?computerradiotelevisioncalculatorlisteningListen and match the inventions with the dates.Listen 1b_ 1876_ 1885_ 1927_ 1971_ 1976daecbAccording

2、to what you have listened,answer the questions below.1.What did the grandma have when she was young?2.Why didnt they have a television at that time?3.Does grandma have personal computer now?Telephone and car.Because it was expensive.Yes,she does.speakingNow make a conversation with your partner abou

3、t the information given in the listening.A:when was invented?B:I think it was invented in listeningListen and number the inventions in the order that you hear them.Listen 2a_ shoes with adjustable heels_ battery-operated slippers_ heated ice cream scoop123Listen again and match the items in columns

4、A,B and C.inventionWho was it/were they invented byWhat is it/are they used for?shoes with adjustable heelsChelsea Lanmonscooping really cold ice creambattery-operated sneakersJayce Coziar and Jamie Ellsworthseeking in the darkheated ice cream scoopJulie Thompsonchanging the style of the shoesListen 2bHate it or like it?alarm clockcameralight bulbherbicide除草剂vediographying machineplastic bagCan you think of others?homeworkMake a list of as least five helpful inventions and five annoying inventions.Write them down on the form on the book.