Unit 4 Amazing Science Topic 3 SectionC 课件-2025-2026学年仁爱科普版（2012）九年级英语上册

该初中英语课件围绕“计算机的用途、影响及合理使用”展开，通过“计算机用于哪些领域”的问题导入，结合勾选活动激活旧知，再以段落主题句分析、结构问题探讨、内容预测等学习支架，引导学生从具体应用到综合影响逐步深入。 其亮点在于融合语言能力、思维品质与学习能力培养。借助思维导图梳理计算机用途与问题，听力重复训练语音语调，写作任务“One Day Without Computers”激发想象。既提升学生语言表达与逻辑思维，又为教师提供结构化教学资源，助力高效课堂。

Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space. SectionC In hospitals In factories In space In business What are computers used for? Computers are used for_____in_____? 1a 1. Tick the fields we use the computer in. education business industry communication daily life medical care entertainment sports √ √ √ √ √ √ √ √ 1 2 1 2 3 Underline the topic sentence of each paragraph. What's the structure of this passage? A. / / B. / 1 2 3 1 2 3 Tip: Pay attention to the first sentence or the last sentence of each paragraph. In space, computers have been used to control the speed and direction of a spaceship. 01 With the help of computers, doctors can find diseases easily and solve other problems. 02 03 In factories, robots are controlled by computers that are like human brains. 04 In business, computers are used to place and cancel orders. What's the usage of computers? Read paragraph 1. How many changes are there in people's lives? Please read paragraph2. PPT模板 http:///moban/ 2 play games and watch movies. do shopping and do business communicate by sending e-mails and chatting online The whole world is connected. The Internet is making the world smaller. 01 02 03 2 Can you predict what the writer will tell us next? Tip: You can predict according to some words, phrases or sentences. A. The development of computers. B. The making of computers. C. The advantages of using computers. D. The problems of using computers. Can you predict what paragraph3 mainly talks about? Computers have improved our lives. Have they brought problems? Read paragraph 3. We get headache or sore eyes. We won't have enough time to study or exercise. Not everything we read on the Internet is true or good for us. What does the writer want us to know in the article? Computers are important in our lives. We should use computers properly. Synergistically utilize technically sound portals with, Synergistically utilize technically sound, , Synergistically 03 In which section of the newspaper can we probably read the passage? A. NEWS B. TECHNOLOGY C.CULTURE D.BUSINESS Listen to the tape and repeat. Tip: Pay attention to the pronunciation and intonation. 1b 2. Complete the following diagram. computers usage problem work daily life 1. play games and __________________________. 2. _______________ and _____________ at home. 3. ___________________ by sending e-mails and _______________________________. 1. get headaches or _____________________. 2. don’t have enough time __________________. 3. something on Internet is not _______________. control the speed and direction find diseases easily control the robots place and cancel orders watch movies do shopping do business communicate chatting online sore eyes to study or exercise true or good 1.____________________________ of a spaceship. 2. help doctors _____________________________. 3. _______________________________ in factories. 4. help businessmen _____________________. PPT模板 http:///moban/ Retell 1a according to the mind map. computers usage problem work daily life 1. games/movies 2. shopping/business 3. communicate 1. head/eyes 2. study/exercise (no time) 3. not true or good 1. in space 2. in hospitals 3. in factories 4. in business Thinking TITLE TEXT Without computers, what could we do in our daily lives? What will happen? Is it good to us? 2 Write a short passage with the title with One Day Without Computers. The following information may help you. One Day Without Computers Today, when I got up, I just turned on the computer as usual, but it didn’t work. Then I tried my brother’s PC, my parents’, even my dog’s, but none of them worked. Later, it was reported on TV that all of the computers in the world broke down today… Suppose you were on a special day in 2030. During the day, there were no computers in the world. What trouble would you have? One Day Without Computers Today, when I got up, I just turned on the computer as usual, but it didn’t work. Then I tried my brother’s PC, my parents’, even my dog’s, but none of them worked. Later, it was reported on TV that all of the computers in the world broke down today. So the world is quite different. For instance, we can’t play games, watch movies or do shopping at home. Besides, we can’t communicate by sending e-mails or chatting online. Without the help of computers, businessmen can’t place or cancel orders online. Teachers can’t give lessons to their students. What’s worse, robots controlled by computers can’t do dangerous work for humans. Even the doctors can’t find the diseases easily. In short, we almost have trouble with everything without computers today. Summary We learn: 1. Some words: doubt, tiny, inside, brain, cancel, connect 2. Some phrases: no doubt, for instance 3. Some sentences: (1) There is no doubt that computers are very useful in technology and business. (2) Computers help us at work and at home, but they must be used properly. We can: 1. Talk about the importance of computers. 2. Write a composition by using our imagination. 感谢您下载平台上提供的PPT作品，为了您和以及原创作者的利益，请勿复制、传播、销售，否则将承担法律责任！将对作品进行维权，按照传播下载次数进行十倍的索取赔偿！ ibaotu.com Must do:1. Read and retell 1a. 2. Memorize the useful expressions and key sentences. Choose to do: Write a composition about the importance of computers. Homework: THANKS 135476.42 $