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Using language (II),Unit 3,Choose one machine you use every day and think about what you would do to improve it. Would you change the shape, the size or the motor?,Free talk,Listen to the tape and tick the words you hear.,washing machine bicycle drum carpet cleaner refrigerator court,√,√,√,√,Listening,(Page 26),Washing machines at that time do not clean the clothes as well as by hand.,He invented a machine using two half drums which move in opposite directions.,Listen again and make notes on James Dyson's invention.,Phrases,ring off 掛斷電話 I'll have to ring off now, I have a train to catch. ring up 打電話 If this man rings up for me again, don't put him through. ring back 回電話 I’m busy now. I’ll ring back later.,Listening,(Workbook, Page 62),Do you have a mobile phone? What functions do you like your phone have? How much do you know about 3G phones?,3G or 3rd Generation offers services including wide-area wireless voice telephone, video calls, and wireless data, all in a mobile environment. Compared to 2G and 2.5G services, 3G allows simultaneous use of speech and data services and higher data rates.,4G is a step up from 3G. It is a successor to 3G standards. A 4G system provides mobile ultra-broadband (超寬帶) Internet access, for example to laptops with USB wireless modems, to smartphones, and to other mobile devices. Conceivable (可能的) applications include amended mobile web access, IP telephony, gaming services, high-definition mobile TV, video conferencing, 3D television, and cloud computing.,What functions are already included in a mobile phone? Which ones do you find useful? What else do you expect a mobile phone to do for you?,Listen to the tape and tick the descriptions you have heard.,a mobile that “thinks“ a mobile that spends your money a mobile that can teach you English a mobile that plans your holiday,a mobile that does videotaping a mobile that is a computer a mobile that wakes you up a mobile that orders your food,√,√,√,√,√,Listen to the tape again and answer these questions.,Which mobile does Ruth think she will buy and why? What extra applications do mobiles have now? What extra applications will they have with the 3G mobile Why is Ruth worried? What advantages do the 3G mobiles offer'? What do you think might go wrong?,Listen to the tape again and answer these questions.,Which mobile does Ruth think she will buy and why? What extra applications do mobiles have now? What extra applications will they have with the 3G mobile?,Ruth wants to buy the mobile that turns itself on when it receives important calls. She missed three yesterday when her mobile was switched / turned off.,Mobiles can videotape and act as a computer now.,They will be able to plan holidays, book air tickets, hotel and an appropriate place to stay. They will authorize paying for them too.,4. Why is Ruth worried? 5. What advantages do the 3G mobiles offer? 6. What do you think might go wrong?,Ruth is worried because it might spend her money.,The advantages are that they help people who are busy at work to order goods at the cheapest price or book holidays, air tickets, etc.,The mobile many spend money unwisely or spend more than a person can afford. You may forget the spending and not include it in your accounts of your personal income.,Listening task,Before listening to the tape, be sure you know the meanings of the words below.,tent roundabout caravan metal guidebook,(Workbook, Page 67),tent roundabout,a shelter made of a large sheet of canvas, nylon, etc. that is supported by poles and ropes fixed to the ground and is used especially for camping,a circular platform for children to play on in a park, etc. that is pushed round while children are sitting on it,caravan metal guidebook,a vehicle which can be pulled by a car, which contains cooking and sleeping equipment, and in which people live or travel, usu. for holidays,any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.,something that offers basic information or instruction,Listen and fill in the chart with the ideas of the two girls and make your own suggestions.,1. A roundabout 2. A tent 3. A caravan,1. Has four wheels and a floor 2. The appearance 3. Can move, big enough to carry a family,1. Wheels go forwards and backwards, not round and round 2. Made of metal and not cloth 3. No room to sleep in it, not easy to park at night.,How to discuss possible answers and come to a conclusion?,Put forward a suggestion; Give a reason to support your suggestion; Provide another reason to show that the idea cannot be right. Suggest another possibility with a reason.,Speaking Task,Look at the picture. In pairs discuss what this invention of Leonardo Da Vinci was. Several alternative explanations are provided, but only one is correct. Be prepared to give your ideas to the class with your reasons.,Sample dialogue,S1: Now Let me see. There are four possibilities suggested here. So let’s examine them one by one. S2: OK. The first one is a water lift. Do you think that means it takes water from the ground to a higher place? S1: I suppose so. Well, this drawing shows a thick rope and perhaps a water wheel. Do you think water could travel up a rope? S2: I don’t think so. Do you think it’s a moving series of small buckets rather than a rope? S1: I suppose it cold be and in that case that would work as a water lift. Let’s look at the next possibility anyway?,S2: Do you think it’s a messenger for sending messages? That doesn’t sound very useful. I’d have thought birds would have been better and easier. so I don’t think it’s that. S1:Nor me. Now what about it being a water slide? If so it seems odd it should change direction halfway. S2: I agree with you. That’s odd and I don’t think it’s a water slide. Now is it a lift? S1: I suppose it could take items up to the higher floors, but you would need someone to move them from the first lift to the second, wouldn’t you? S2: Yes and there’s no one there. So I don’t think that’s possible either. I think it must be the water lift. S2: So do I.,Look at these Chinese inventions and in pairs discuss what you know about them.,Picture 1: An abacus The abacus was and is used to solve complicated mathematical problems. Ancient Chinese people used small pieces of bamboo before the abacus was invented. By the 14th century, the abacus was used all over China.,Picture 2: A printing press Around 700 AD the Chinese invented block printing. The first moveable printing machines was invented by a commoner, Bi Sheng, in the Song Dynasty. Each piece of type was made of wet clay upon which was carved one Chinese character.,Picture 3: A south pointer It is widely accepted that the Chinese were the first to discover and make use of the magnetic qualities of iron. In the picture shown here the magnetised spoon is place on a copper board always pointing to the south.,Writing Task,a description of the object what it was used for how it was used when it was invented,Write an entry for an encyclopedia about one of the Chinese inventions. Choose one and prepare to write your report. You must explain some important points in your report:,Make sure in your final version that each point is a new paragraph. Make the first sentence of each paragraph a topic sentence and then add all the information. Finish the report by stating when it was produced in China and when it was found in Western countries.,