Unit 3 Discovery课时课件-2024-2025学年沪教版（五四学制）七年级英语上册

英 语 七年级上册 多媒体教学课件 ENGLISH 7A Unit 3 Jobs Old jobs Discovery 2 Old jobs What jobs did people do in the past but not any longer nowadays? What did people do in these jobs? When and where did people do these jobs? Why did they disappear? What does each picture show? How did people use these items? What job does each of them make you think of? Are they widely used nowadays? Look and think 1 Look at the pictures. What can you learn from them? 1 2 3 4 Read 2 Old jobs Grinders often went door to door to sharpen tools like scissors, knives and so on. Fewer and fewer people take up the job now because most people find it easier and cheaper to buy tool sharpeners. Beep, beep! You’ve got a message on your beeper. In the 1990s, it was common to call a beeper operator to send the messages. Being a beeper operator was a very popular job in China back then. However, now people use smartphones to send messages. From the 1960s to the 1970s open-air cinemas became popular. The operator would set up a screen and speakers, and use a special machine called a projector to play the film. The audience enjoyed the film while usually sitting on small seats. Today people watch films at home or in the cinema. 2 Beeper operator Grinder Open-air film projectionist 5 Read and find out 3 Can you answer these questions now? What does each picture show? How did people use these items? What job does each of them make you think of? Are they widely used nowadays? 1 2 3 A beeper. People got messages on their beepers. A beeper operator. No. A grinder (碾磨器械). People used it to sharpen tools like scissors, knives and so on. A grinder (磨刀匠). No. A projector. People used it to play the film. An open-air film projectionist. No. 6 Item on the picture Job Time of popularity Task(s) Substitute (替代品) Read and complete 4 Complete the table. a beeper a beeper operator 1990s answering calls and sending messages smartphones a grinder a grinder going door to door to sharpen tools tool sharpeners a projector an open-air film projectionist 1960s – 1970s setting up a screen and speakers, and using a projector to play the film watching films at home or in the cinema 7 Beep, beep! You’ve got a message on your beeper. In the 1990s, it was common to call a beeper operator to send the messages. Being a beeper operator was a very popular job in China back then. However, now people use smartphones to send messages. Further thinking 5 Old jobs Beeper operator Q1 Where does beepers’ name come from? Q2 How did users use their beeper? It comes from the sound when users get a message on their beeper. They called a beeper operator to send the messages. They also got messages on their beeper. Q3 What is sending messages like now? Now people use smartphones and it is more convenient and efficient. 8 Grinders often went door to door to sharpen tools like scissors, knives and so on. Fewer and fewer people take up the job now because most people found it easier and cheaper to buy tool sharpeners. Grinder Further thinking 5 Old jobs Q4 Where did grinders work? Q5 How do people sharpen tools now? They did not have a specific place to work. They went door to door to look for customers. Now most people buy tool sharpeners and sharpen tools by themselves. Q6 Why is it easier and cheaper? It is easier because they don’t need to wait for grinders to come. It is cheaper because labour is becoming expensive. 9 From the 1960s to the 1970s open-air cinemas became popular. The operator would set up a screen and speakers, and use a special machine called a projector to play the film. The audience enjoyed the film while usually sitting on small seats. Today people watch films at home or in the cinema. Open-air film projectionist Further thinking 5 Old jobs Q7 Why did the operator set up a screen and speakers? Q8 What was watching films like in open-air cinemas? Because it was an open-air cinema. It was not comfortable because the audience sat on small seats in the open air. Q9 Why didn’t people watch films at home or in the cinema at that time? Because TVs were not popular and there were not many cinemas. 10 Further thinking 5 Item on the picture Job Time of popularity Task(s) Substitute (替代品) a beeper a beeper operator 1990s answering calls and sending messages smartphones a grinder a grinder going door to door to sharpen tools tool sharpeners a projector an open-air film projectionist 1960s – 1970s setting up a screen and speakers, and using a projector to play the film watching films at home or in the cinema Q11 What can you learn from the disappearance of old jobs? Q10 What do the substitutes have in common? 11 Read and think 6 What jobs do you think are disappearing in the next 20 years? What do people do in these jobs? Why are they disappearing? What may take the place of these jobs? 12 HOMEWORK Find more information about other old jobs. Organise the information in a table like the one in “Further thinking”. Introduce your favourite one to your classmates. 13   When the grasshopper was outside in the snow, what might he say? If you were the ant, will you invite the grasshopper and share food with him? Why? The grasshopper promised to work hard in spring. What did the grasshopper do the next spring? How did he feel when the next winter came? simple past tense 一般过去时 The next spring came, ______________________________ When the next winter came, __________________________ Do you believe him? Maybe yes, Maybe no. Please…… 17   came collected could felt stayed lived looked worked play sang find sing sat had took was made 1 The grasshopper and the ant The grasshopper and the ant _____________ in a forest. The grasshopper _____________ lazy and the ant _____________ hard-working. lived was was   came collected could felt stayed lived looked worked play sang find sing sat had took was made 2 The grasshopper and the ant All summer, the grasshopper _____________ in the sun and _____________ . The ant _____________ a house under the ground. sat sang made   came collected could felt stayed lived looked worked play sang find sing sat had took was made 3 The grasshopper and the ant Autumn _____________ and the ant _____________ harder. She _____________ food and _____________ it into her house. came collected took worked 1 2 3-1 Think, say and learn Have you got an encyclopaedia at home? 3 3-2 There are different types of encyclopaedias: one book on its own an encyclopaedia for children 3-3 1 2 What would you like to use an encyclopaedia for? 3 Encyclopaedias can help you with your studies. Some encyclopaedias give us facts or information about 1 2 9-1 What do you know about …? 3 4 5 6 7 8 9 24 9-8 1 2 3 4 5 6 7 8 Sometimes you cannot find a subject in an encyclopaedia. This may be because it is part of a larger subject. Here are two examples: 9 Blues 21472.676 Blues 34272.855 Blues 29518.574 $$