Unit3 Our digital lives单元语法填空专项训练2026-2027学年沪教版八年级英语上册

**基本信息** 聚焦Unit3核心词汇语法，通过单句与语篇结合的分层训练，系统强化词汇形式转换及语法规则在语境中的应用，提升语言运用与逻辑思维能力。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |单句语法填空|100题，涵盖词性转换（如society→social）、时态（如has downloaded）、非谓语（如chatting）等|括号内单词适当形式填空，强调词汇在句意中的形式变化|从基础词性转换（名/动/形/副）到复杂语法结构（时态语态、非谓语、比较等级），形成"词汇-语法-语境"的递进逻辑| |短文语法填空|1篇10空，综合考查介词、词性转换、时态等|语篇语境中填单词或词形变化，需结合上下文逻辑|整合单句语法知识，体现"单句基础-语篇应用"的迁移逻辑，培养语境分析与综合运用能力|

沪教版八年级上册Unit3 Our digital lives语法填空专项训练 共120分 一、用括号内所给单词的适当形式填空（100分） 重点：注意词汇在句意中的多种形式转换。 1. This ________ (digital) technology brings great changes to our daily lives. 2. Smartphones are one of the most popular digital ________ (device). 3. The ________ (society) media plays an important part in our digital lives. 4. We should pay attention to our ________ (online) safety when we surf the Internet. 5. He made a ________ (pay) for the new app through his smartphone. 6. The sign gives us a ________ (warn) about the risks of using social media too much. 7. This robot cleaner works ________ (smooth) all the time. 8. The little robot is much ________ (tiny) than a common mouse. 9. Do you know the ________ (weigh) of this new‑type laptop? 10. The robot cleaner can ________ (weight) only one kilogram. 11. Experts think digital technology is ________ (help) but it also has problems. 12. We are ________ (surprise) at how fast digital devices develop these years. 13. It is ________ (amaze) that our phones are more powerful than old large computers. 14. We need to learn how ________ (protect) our personal information online. 15. He spends much time ________ (chat) with friends on social media every weekend. 16. Remember ________ (not share) your private information with strangers online. 17. Stop ________ (waste) too much time playing games on digital devices. 18. He enjoys ________ (download) useful reading materials onto his tablet. 19. Practise ________ (control) your screen time to keep healthy. 20. Don’t forget ________ (turn) off your smartphone before sleeping. 21. Keep ________ (remind) yourself to stay away from online risks. 22. ________ (use) digital devices wisely is a necessary skill for teenagers. 23. It’s wise of us ________ (balance) our online and offline lives. 24. It takes time ________ (develop) good habits of using digital products. 25. We should keep the ________ (balance) between study and screen time. 26. The ________ (invent) of microchips changed the whole world. 27. Those great ________ (invent) made digital devices much smaller. 28. This new ________ (invent) helps people control home devices by phone. 29. The computer ________ (invent) many years ago. 30. So far, humans ________ (make) great progress in digital technology. 31. He ________ (download) hundreds of useful files since last term. 32. They ________ (interview) a digital expert about online safety yesterday. 33. The ________ (interview) asked many questions about smart home devices. 34. The ________ (interview) shared lots of practical suggestions with us. 35. Too much screen time has bad ________ (effect) on teenagers’ eyesight. 36. Bad online information can ________ (affect) children’s thoughts deeply. 37. We need ________ (base) rules to keep safe on the Internet. 38. This report is on the ________ (base) of lots of real‑life surveys. 39. ________ (electric) makes all those digital devices work. 40. This kind of ________ (electronics) dictionary is popular among students. 41. The number of digital users ________ (increase) year by year. 42. A number of students ________ (realize) the importance of online safety now. 43. Can you ________ (connection) your tablet to the home Wi‑Fi? 44. The ________ (connect) between smart home devices makes life easier. 45. The teacher warns us ________ (not give) our passwords to others. 46. He warned us about ________ (meet) strangers we know online. 47. It’s ________ (danger) to tell strangers your real personal details. 48. We should be ________ (care) with our private information online. 49. This laptop is ________ (cheap) than that large desktop computer. 50. Among all these digital devices, the smartphone is the ________ (popular). 51. The new robot works even ________ (well) than the old model. 52. This app is one of the ________ (useful) tools for our study. 53. Reading on the screen is ________ (easy), but it is bad for our eyes. 54. Laptops are much ________ (portable) than desktop computers. 55. He thinks ________ (care) before he posts comments on the Internet. 56. Please write down your real ________ (opinion) about digital life. 57. Different people have different ________ (opinion) on social media. 58. We can see many ________ (comment) under this online video. 59. Too much ________ (comment) online may hurt other people’s feelings. 60. It’s necessary for teenagers ________ (learn) to tell true information from lies online. 61. Nobody ________ (know) what digital life will be like in 50 years. 62. All of us ________ (know) some basic rules for Internet safety. 63. There ________ (be) lots of useful information on the Internet. 64. There ________ (be) many kinds of digital devices in our classroom. 65. The news about digital safety ________ (spread) quickly around our school last week. 66. The flood sensor ________ (control) by the smart home system automatically. 67. Thousands of pieces of ________ (data) are collected every day by these devices. 68. This ________ (treat) for eye problems helps people who use screens too much. 69. The doctor ________ (treat) many teenagers with eye problems last month. 70. It’s silly ________ (spend) the whole weekend playing online games. 71. It’s helpful ________ (review) online‑safety rules before using new apps. 72. He devoted plenty of time to ________ (study) digital safety for teenagers. 73. She decided ________ (improve) her habits of using digital devices. 74. Many ________ (research) work hard on safer digital technology. 75. They carry out lots of ________ (research) on teenagers’ screen time. 76. The important ________ (discover) made microchips much smaller. 77. Scientists hope ________ (create) safer digital products for kids. 78. The ________ (create) of social media changed people’s way of communication. 79. Ancient people were ________ (create), but they had no digital devices. 80. We need ________ (create) better ways to balance online and offline activities. 81. Don’t lose ________ (confident) when you meet online‑safety problems. 82. He feels ________ (confident) about telling right information from false news. 83. It’s ________ (use) to copy answers directly from the Internet without thinking. 84. This guidebook is very ________ (use) for new digital‑device users. 85. We should try our best ________ (overcome) bad online habits. 86. He ________ (overcome) his problem of spending too much time online last year. 87. Too much online games makes him ________ (weak) in his school subjects. 88. Proper rest can make a ________ (weak) body become strong again. 89. We should understand the ________ (deep) meaning behind digital‑life rules. 90. He thinks ________ (deep) about the advantages and disadvantages of the Internet. 91. The ________ (nation) report talks about teenagers’ digital habits. 92. People from different ________ (nation) face similar online‑safety problems. 93. What about ________ (share) your ideas about digital life with your classmates? 94. Let’s ________ (follow) the online‑safety rules in our daily life. 95. The teacher tells us ________ (not waste) our free time on meaningless online activities. 96. He asks how ________ (keep) good digital habits all the time. 97. If you use digital devices properly, you ________ (get) more help from them. 98. We ________ (attend) a speech about digital safety next month. 99. It ________ (rain) when the expert came to give us a talk last Monday. 100. They ________ (finish) their survey about digital life yesterday afternoon. 二、短文语法填空（20分） 阅读短文，在空白处填入1个适当单词，或用括号内单词的正确形式填空. Nowadays digital technology has brought big changes 1.________ our lives. Smartphones, laptops and other digital 2.________ (device) are everywhere. We can pay bills online, chat with friends and get all kinds of information 3.________ (easy). However, every coin has two sides. Experts warn teenagers 4.________ (not spend) too much time on screens. It is 5.________ (harm) to our eyes and health. We also need 6.________ (protect) our personal information online. Don’t share private details with strangers 7.________ (careless). Among all digital products, the smartphone is the 8.________ (popular). It is necessary 9.________ us to balance our online and offline lives. We believe we 10.________ (enjoy) a better digital life as long as we use technology wisely.   参考答案 一、用括号内所给单词的适当形式填空。 1.digital 2.devices 3.social 4.online 5.payment 6.warning 7.smoothly 8.tinier 9.weight 10.weigh 11.helpful 12.surprised 13.amazing 14.to protect 15.chatting 16.not to share 17.wasting 18.downloading 19.controlling 20.to turn 21.reminding 22.Using 23.to balance 24.to develop 25.balance 26.invention 27.inventors 28.invention 29.was invented 30.have made 31.has downloaded 32.interviewed 33.interviewer 34.interviewee 35.effects 36.affect 37.basic 38.basis 39.Electricity 40.electronic 41.increases 42.realize 43.connect 44.connection 45.not to give 46.meeting 47.dangerous 48.careful 49.cheaper 50.most popular 51.better 52.most useful 53.easier 54.more portable 55.carefully 56.opinion 57.opinions 58.comments 59.comment 60.to learn 61.knows 62.know 63.is 64.are 65.spread 66.is controlled 67.data 68.treatment 69.treated 70.to spend 71.to review 72.studying 73.to improve 74.researchers 75.research 76.discovery 77.to create 78.creation 79.creative 80.to create 81.confidence 82.confident 83.useless 84.useful 85.to overcome 86.overcame 87.weaker 88.weak 89.deep 90.deeply 91.national 92.nations 93.sharing 94.follow 95.not to waste 96.to keep 97.will get 98.will attend / are going to attend 99.was raining 100.finished 二、短文语法填空。 1.to 2.devices 3.easily 4.not to spend 5.harmful 6.to protect 7.carelessly 8.most popular 9.for 10.will enjoy 学科网（北京）股份有限公司 $