Unit 3 Our digital lives Section 3 Expressing and communicating ideas练习作业2026-2027学年沪教版八年级英语上册

**基本信息** 初中英语新授课同步练，通过基础巩固、语篇应用到综合表达的三层设计，系统强化“数字生活”主题词汇与句型，适配新授课知识内化需求，提升语言能力与思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础层|核心词汇（如connect, privacy）、句型翻译（如“保持联系”）|词汇运用题通过词性转换（如harm→harmful）巩固基础，翻译题强化单元核心句型| |进阶层|主题语篇理解与词汇复现|首字母填空在“数字生活利弊”语篇中融合单元高频词（如convenient, harmful），培养语篇衔接能力| |综合层|观点组织与语篇输出|书面表达围绕“数字生活利弊与平衡”进行结构化写作，提升语言表达与问题分析能力|

Unit 3 Our digital lives Section 3 Expressing and communicating ideas 练习作业 一、翻译 1. 我们可以通过社交媒体和远方的朋友保持联系。 ____________________________________________________________________________________________ 2. 过度使用电子设备会对我们的视力造成伤害。 ____________________________________________________________________________________________ 3. 数字生活给我们的日常交流带来了极大的便利。 ____________________________________________________________________________________________ 4. 在网上搜索信息时，我们应该注意辨别真伪。 ____________________________________________________________________________________________ 5. 很多青少年过于依赖数字设备，这影响了他们的现实社交。 ____________________________________________________________________________________________ 6. 我们应该学会合理安排时间，避免沉迷于网络。 ____________________________________________________________________________________________ 二、词汇运用 1. -Let's ______ (连接) the computer to the printer to print the report. -OK, I'll do it right away. 2. It's important to protect your personal ______ (隐私) when using online platforms. 3. Using digital devices too often has a bad ______ (影响) on our sleep quality. 4. We can ______ (搜索) for almost any information we need on the Internet quickly. 5. She enjoys ______ (分享) her daily stories with her friends on WeChat. 6. The ______ (数字的) technology makes our lives more convenient than before. 7. We should try to ______ (避免) spending too much time on mobile phones. 8. Reading e-books is a ______ (方便的) way to get knowledge. 9. Spending hours on screens every day is ______ (有害的) to our eyes. 10. Many students ______ (依靠) on digital dictionaries to learn new words. 11. Good ______ (交流) skills are necessary both online and offline. 12. When using online services, we must keep our accounts ______ (安全的). 13. We should ______ (比较) different products before buying them online. 14. It's a good chance to ______ (发展) our self-control ability when using digital devices. 15. The more we use digital devices, the ______ (lazy) we may become in doing physical activities. 三、单项选择 ( )1. We can easily ______ our classmates who study abroad through video calls. A. connect with B. argue with C. agree with D. come up with ( )2. ______ too much time on social media may make us feel lonely in real life. A. Spend B. Spending C. Spent D. To spending ( )3. -Why do you like using online shopping? -Because it's ______ and saves me a lot of time. A. awful B. convenient C. harmful D. difficult ( )4. We must learn to ______ true information from false ones on the Internet. A. tell B. talk C. say D. speak ( )5. Parents often give their children advice on ______ to use digital devices properly. A. what B. why C. how D. when 四、首字母填空 Nowadays, digital lives have changed the way we live and communicate. They are the f 1 _______choice for most people to stay in touch with others. With the help of the Internet, we can send messages, make video calls and s 2 _______ interesting things online at any time. It makes our daily life much c 3 _______ . However, digital lives also bring some p 4 _______ . For example, spending too much time on screens is h 5 _______ to our eyes and health. Many teenagers even become a 6 _______ to online games, which affects their study. We also need to be careful about personal p 7 _______, because some bad people may steal our information online. To enjoy digital lives s 8 _______, we should learn to balance screen time with real-life activities. We can take up hobbies like reading or sports instead of s 9 _______ all day on digital devices. Schools and parents often give us a 10 _______ on how to use digital devices in a smart way. 1.________ 2.________ 3.________ 4.________ 5._________ 6.________ 7.________ 8.________ 9.________ 10._________ 五、书面表达 假设你们学校英文报正在举办以“Digital lives: Pros and Cons”为主题的征文活动，请根据以下问题，写一篇英语短文投稿。 1. What digital devices do you use in your daily life? 2. What are the advantages and disadvantages of your digital life? 3. How do you balance your digital life and real life? 要求：1. 短文需包含所有问题要点，并适当发挥; 2. 词数100左右。 ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ 参考答案 一、翻译 1. We can keep in touch with friends far away through social media. 2. Overusing electronic devices can do harm to our eyesight. 3. Digital life brings great convenience to our daily communication. 4. When searching for information online, we should pay attention to telling the truth from lies. 5. Many teenagers rely too much on digital devices, which affects their real-life socializing. 6. We should learn to arrange our time properly and avoid being addicted to the Internet. 二、词汇运用 1. connect 2. privacy 3. influence 4. search 5. sharing 6. digital 7. avoid 8. convenient 9. harmful 10. depend 11. communication 12. safe 13. compare 14. develop 15. lazier 三、单项选择 1. A 2. B 3. B 4. A 5. C 四、首字母填空 1. first 2. share 3. convenient 4. problems 5. harmful 6. addicted 7. privacy 8. safely 9. spending 10. advice 五、书面表达 Digital lives: Pros and Cons I use my smartphone and laptop every day. They help me a lot with my study— I can search for learning materials and take online courses easily. I also keep in touch with friends and family through WeChat and video calls, which is very convenient. However, there are some disadvantages. Spending too much time on screens makes my eyes tired, and sometimes I get distracted from homework by online games. To balance them, I set a rule: I can only use digital devices for study or communication after finishing homework. I also spend at least one hour every day doing sports or reading books offline. This way, I enjoy the benefits of digital life without letting it take over my real life. 学科网（北京）股份有限公司 $