Unit 3 Our digital lives单元词汇变形及专项巩固训练 2026-2027学年沪教版英语八年级上册

**基本信息** 聚焦Unit3核心词汇，通过词性转换、语境填空等多维度训练，系统构建词汇应用逻辑，提升语言能力与学习能力。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |重点单词词性转换|20题|考查词形变化（名/副/形等转换）|围绕单元核心词汇，从基础变形到语境应用，层层递进| |根据括号单词正确形式填空|30题|语境中词形应用（时态/词性等）|围绕单元核心词汇，从基础变形到语境应用，层层递进| |首字母提示填空|30题|词汇记忆与语境匹配|围绕单元核心词汇，从基础变形到语境应用，层层递进| |汉语提示填空|40题|词汇拼写与汉译英应用|围绕单元核心词汇，从基础变形到语境应用，层层递进|

沪教版八年级上册英语Unit3 Our digital lives词汇变形及专项训练 (共120分) 一、重点单词词性转换(共20分) 1. pay (n.支付;付款) 2. warn (n.警告) 3. treat (n.治疗;对待) 4. smooth (adv.顺利地) 5. weigh (n.重量) 6. social (n.社会) 7. digital (adv.数字化地) 8. expert (n.专业知识) 9. flow (adj.流动的) 10. positive (adj.反义词,消极的) 11. convenient (n.便利) 12. connect (n.连接) 13. electronic (n.电子学) 14. interview (n.采访者) 15. flood (adj.被淹没的) 16. download (现在分词) 17. company (n.同伴) 18. effect (adj.有效的) 19. major (adv.主要地) 20. create (n.创造力) 二、根据括号里单词的正确形式填空(共30分) 1. Mobile (pay) changes people’s daily life greatly. 2. We heard a (warn) about the safety of digital devices. 3. The (treat) for this patient depends on high‑tech equipment. 4. Everything is going (smooth) with our new network system. 5. What’s the (weigh) of this new laptop? 6. We live in a modern (social) full of digital products. 7. This machine can work (digital) without paper. 8. He has rich (expert) in computer technology. 9. We can see the (flow) river on the screen. 10. Don’t be (negate) when you meet tech problems. 11. Thanks to the (convenient) of the Internet, we work faster. 12. The (connect) of the network takes two minutes. 13. He majors in (electronic) at university. 14. The (interview) asked many questions about digital lives. 15. The fields were (flood) after the heavy rain. 16. He enjoys (download) different useful apps on his phone. 17. My father works in a big (company). 18. The new device has a good (create). 19. This medicine is (effect) for sleep problems. 20. (major), teenagers spend much time on social media. 21. Please keep (company) with the old man in his free time. 22. The scientist (warn) us not to give out personal information just now. 23. Many (device) are used in our digital world. 24. This is one of the most useful (breakthrough) in computer history. 25. We should avoid (give) away our private data online. 26. The traffic (flow) very fast during the daytime. 27. (continue) our project, we need more new microchips. 28. Online shopping brings us lots of (benefit). 29. The (multimedia) classroom is popular among students. 30. He is good at (use) different digital tools. 三、根据句子中首字母提示完成合适的单词填空(共30分) 1. N makes our digital lives much easier. 2. You can d useful apps from the official website. 3. The e gave us a speech about modern technology. 4. Please w children not to surf the Internet too long. 5. This new d works well in our daily study. 6. M payment is widely used all over China. 7. S media helps people keep in touch with each other. 8. The project went s without any big trouble. 9. The l is light and easy for us to carry around. 10. Too much d on the screen is hard to deal with. 11. The f of information is getting faster and faster. 12. There was a w on the screen about network risk. 13. We need to c the computer to the WiFi. 14. This is a m breakthrough in digital technology. 15. We should be p when we face new changes. 16. Don’t be n about new digital tools; just try them. 17. The e age changes people’s way of working. 18. Many big c develop new kinds of microchips. 19. It is c for us to shop online at home. 20. You can send m through the Internet in seconds. 21. The t is heavy during morning rush hours. 22. The little s can collect different kinds of information. 23. We read news o every day. 24. The b of this technology happened ten years ago. 25. The w of the tablet is less than one kilogram. 26. We should protect our private d on the Internet. 27. He will i a famous computer expert tomorrow. 28. The t of computers develops really fast. 29. The r can finish many difficult work for humans. 30. In p, I seldom use social media on weekdays. 四、用括号里汉语提示完成单词填空(共40分) 1. We are living in the (数字的)age. 2. The (网络)plays an important role in modern life. 3. Please (下载)this useful software for your computer. 4. He is a computer (专家)in this field. 5. The teacher (警告)us not to spread false information online. 6. This new (设备)saves us plenty of time. 7. (移动的)payment is popular among young people. 8. We often use (社交的)media for communication. 9. Everything goes (顺利地)in our computer lab. 10. My new (笔记本电脑)works very well. 11. You should protect your personal (数据)when you go online. 12. The (流动)of information becomes quicker. 13. We can receive short (信息)on our smartphones. 14. It is very (方便的)to search information on the Internet. 15. Please (连接)the printer to your main computer. 16. Many big (公司)produce new digital products. 17. We can watch videos in the (多媒体)classroom. 18. There is a (重大的)breakthrough in chip technology. 19. Try to keep (积极的)attitude towards new technology. 20. Don’t hold (消极的)opinions about digital changes. 21. This medicine has a good (治疗)for sleep problems. 22. What is the (重量)of this smart watch? 23. We can do many things (在线地)nowadays. 24. He will (采访)a famous scientist next week. 25. The heavy rain caused a terrible (洪水)in the town. 26. The (电子的)book is lighter than paper books. 27. This small (微芯片)controls the whole machine. 28. This is an important technical (突破). 29. We should check the (交通)information before going out. 30. The (传感器)can feel small changes around it. 31. The (机器人)can finish many hard jobs for people. 32. I like this piece of (软件)very much. 33. We are entering a new (时代)of digital development. 34. The (微小的)chip changes the whole world. 35. You should give a (警告)to kids about online risk. 36. (亲自), I prefer reading paper books. 37. This new invention has a great (影响)on our life. 38. Please pay attention to your (隐私)information. 39. We can (继续)our online discussion after class. 40. The (便利)of smartphones brings us both good and bad sides. 参考答案 一、重点单词词性转换 1. payment 2. warning 3. treatment 4. smoothly 5. weight 6. society 7. digitally 8. expertise 9. flowing 10. negative 11. convenience 12. connection 13. electronics 14. interviewer 15. flooded 16. downloading 17. companion 18. effective 19. mainly 20. creativity 二、用括号内单词正确形式填空 1. payment 2. warning 3. treatment 4. smoothly 5. weight 6. society 7. digitally 8. expertise 9. flowing 10. negative 11. convenience 12. connection 13. electronics 14. interviewer 15. flooded 16. downloading 17. company 18. creation 19. effective 20. Mainly 21. company 22. warned 23. devices 24. breakthroughs 25. giving 26. flows 27. To continue 28. benefits 29. multimedia 30. using 三、首字母提示填空 1. Network 2. download 3. expert 4. warn 5. device 6. Mobile 7. Social 8. smoothly 9. laptop 10. data 11. flow 12. warning 13. connect 14. major 15. positive 16. negative 17. electronic 18. companies 19. convenient 20. messages 21. traffic 22. sensor 23. online 24. breakthrough 25. weight 26. data 27. interview 28. technology 29. robot 30. person 四、汉语提示写单词 1. digital 2. network 3. download 4. expert 5. warns 6. device 7. Mobile 8. social 9. smoothly 10. laptop 11. data 12. flow 13. messages 14. convenient 15. connect 16. companies 17. multimedia 18. major 19. positive 20. negative 21. treatment 22. weight 23. online 24. interview 25. flood 26. electronic 27. microchip 28. breakthrough 29. traffic 30. sensor 31. robot 32. software 33. era 34. tiny 35. warning 36. Personally 37. effect 38. private 39. continue 40. convenience 学科网(北京)股份有限公司 $