Unit 3 Our digital lives核心知识综合练习题2025-2026学年沪教版（2024）八年级英语上册

沪教版八年级英语上册Unit 3 Our digital lives核心知识综合练习题 （词汇•短语•句型•语法） 一、根据首字母或中文提示写单词 1. We can get a lot of information through the n______ (网络). 2. Heavy rain may cause f______ (洪水；水灾) in some areas. 3. m______ includes pictures, sounds and videos. It’s a very useful learning tool.（多媒体） 4. My uncle is an e______ (专家) in computer science. 5. m______ phones make our lives more convenient.（可移动的） 6. You can choose different ways of p______ (付款；支付) when shopping online. 7. The sign w______ (提醒注意；警告) people not to swim in the river. 8. The new t______ (治疗；疗法) for this disease is very effective. 9. We should protect our personal d______ (数据) on the Internet. 10. His father works in a big c______ (公司). 11. There is too much t______ (交通) on the road during rush hours. 12. People f______ (涌流；流动) into the stadium to watch the exciting game. 13. The car is running s______ (平稳地) on the highway. 14. I often use my l______ (笔记本电脑) to do my homework. 15. Don’t sit too close to the s______ (屏), or it will hurt your eyes. 二、用括号内所给单词的适当形式填空 1. The Internet is a huge ______ (network) that connects the world. 2. The flood caused great ______ (damage) to the small village last year. 3. These ______ (multimedia) materials help us understand the lesson better. 4. The ______ (expert) gave us some useful advice on how to use the Internet safely. 5. Mobile ______ (payment) has become very popular in China. 6. The teacher ______ (warn) the students not to play with fire yesterday. 7. This new ______ (treatment) can save many patients’ lives. 8. We need to collect more ______ (data) for our research. 9. My brother works for a famous ______ (company) in Shanghai. 10. The ______ (traffic) is very busy in the city center at weekends. 11. Look! People ______ (flow) out of the theater after the movie ends. 12. The computer is running ______ (smoothly) after being repaired. 13. I left my ______ (laptop) at home, so I can’t finish my work now. 14. The ______ (weight) of the box is about 5 kilograms. 15. Digital cameras can take ______ (photos) more easily than traditional ones. 三、英汉互译短语 1. 网络 __________________ 2. 移动支付 __________________ 3. 给……带来重大变化 __________________ 4. 以……为例 __________________ 5. 垃圾箱 __________________ 6. 社交媒体 __________________ 7. 亲自；亲身 __________________ 8. 公众；大众 __________________ 9. connect to __________________ 10. mobile payment __________________ 11. take...for example __________________ 12. social media __________________ 13. in person __________________ 14. the general public __________________ 15. rubbish bin __________________ 四、句型转换 1. We can connect the computer to the Internet.（改为否定句） We ______ ______ the computer to the Internet. 2. Mobile payment brings big changes to our lives.（对划线部分提问） ______ ______ big changes to our lives? 3. He warned me not to swim alone.（改为一般疑问句） ______ he ______ you not to swim alone? 4. The traffic is heavy in the morning.（对划线部分提问） ______ ______ the traffic in the morning? 5. These multimedia materials are very useful.（改为感叹句） ______ ______ these multimedia materials are! 6. They flow into the building quickly.（改为现在进行时） They ______ ______ into the building quickly. 7. My laptop weighs about 2 kilograms.（对划线部分提问） ______ ______ does your laptop weigh? 8. Digital technology has brought big changes to our lives.（改为同义句） Digital technology ______ ______ our lives ______. 9. You should use social media in a positive way.（改为否定句） You ______ ______ social media in a positive way. 10. She paid for the book by mobile payment.（对划线部分提问） ______ ______ she ______ for the book? 五、语法填空 1. Mobile phones make our lives ______ (convenient) than before. 2. This is the ______ (useful) app I have ever used. 3. The new laptop runs ______ (fast) than the old one. 4. Among all the digital products, I think the tablet is ______ (good) 5. Digital cameras can take photos ______ (clear) than traditional ones. 6. Social media has a ______ (big) influence on our lives now. 7. This is one of the ______ (important) breakthroughs in electronic technology. 8. Which is ______ (heavy), the laptop or the desktop computer? 9. The ______ (major) advantage of mobile payment is its convenience. 10. Our digital life is becoming ______ (good) and ______ (good). 六、翻译句子 1. 互联网给我们的生活带来了重大变化。 The Internet ______ ______ ______ ______ ______ our lives. 2. 你可以通过网络连接到世界各地的人。 You can ______ ______ people all over the world through the Internet. 3. 以社交媒体为例，它在我们的生活中变得越来越重要。 ______ social media ______ ______, it’s becoming more and more important in our lives. 4. 我们应该亲自去了解数字时代的积极影响。 We should learn about the positive effects of the digital era ______ ______. 5. 移动支付使购物更加便捷。 Mobile payment makes shopping ______ ______. 6. 公众应该正确使用数字产品。 ______ ______ ______ should use digital products correctly. 7. 小心！这个标志警告我们不要在这里停车。 Be careful! This sign ______ us ______ ______ park here. 8. 大量的数据在网络中流动。 A lot of data ______ ______ on the network. 9. 她正在用笔记本电脑下载一个新的应用程序。 She is using the laptop ______ ______ a new app. 10. 电子技术在我们的日常生活中起着重要作用。 Electronic technology ______ ______ ______ ______ in our daily life. 答案 一、根据首字母或中文提示写单词 1. network 2. floods 3. Multimedia 4. expert 5. Mobile 6. payment 7. warns 8. treatment 9. data 10. company 11. traffic 12. flow 13. smoothly 14. laptop 15. screen 二、用括号内所给单词的适当形式填空 1. network 2. damage 3. multimedia 4. experts 5. payment 6. warned 7. treatment 8. data 9. company 10. traffic 11. are flowing 12. smoothly 13. laptop 14. weight 15. photos 三、英汉互译短语 1. network 2. mobile payment 3. bring big changes to 4. take...for example 5. rubbish bin 6. social media 7. in person 8. the general public 9. 连接 10. 移动支付 11. 以……为例 12. 社交媒体 13. 亲自；亲身 14. 公众；大众 15. 垃圾箱 四、句型转换 1. can't connect 2. What brings 3. Did; warn 4. How is 5. How useful 6. are flowing 7. How much 8. has changed; greatly 9. shouldn't use 10. How did; pay 五、语法填空 1. more convenient 2. most useful 3. faster 4. the best 5. more clearly 6. big 7. most important 8. heavier 9. major 10. better; better 六、翻译句子 1. brings big changes to 2. connect to 3. Take; for example 4. in person 5. more convenient 6. The general public 7. warns; not to 8. flows; in 9. to download 10. plays an important role 学科网（北京）股份有限公司 $$