九年级unit6Section A（1A-2D)ppt课件.pptVIP

Section A 1 1a~2d;Do you know the following inventions? When were they invented?;I think the …was invented before/ after the…;1b Listen and match the inventions with the dates.;1.Did grandmother’s family have a telephone? Yes, they did. 2.Did grandmother’s family have a car? Yes, they did. 3.Did grandmother’s family have a TV? Why? No, they didn’t Because they were so expensive that they couldn’t afford one. 4.Did grandmother’s family have a computer? Do they have one? No, they didn’t. Yes, they do. ; 看图完成句子。 1. (1885, invented) The car _______ _______ in 1885. 2. (around 1927, invented) The TV _______ _______ around 1927. ;3. (1971, invented) The personal computer ______ ______ ______ 1971. 4. (1876，invented) The telephone _______ ______ ______ ______. ;Make a similar conversation with your partner using the 1b as a model.;;heel n. 鞋跟; 足跟;e.g. I like the style of the skirt. 我喜欢这条裙子的款式。 ;2a Listen and number the inventions in the order that you hear them.;The first invention is shoes with ________. People always hit their toes on __________ on the way to the bathroom at night. So people can use them for ________ in the ______. ;The second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream. ;Make conversations using the information in 2b.;What are hot ice-cream scoop used for?;Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention? ;The zipper? Is it really such a great invention?;Well, you do seem to have a point…;For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn’t used widely. ;Really? So when did it become popular?; change the world think of an invention