Unit 2 Safety Lesson 3 Better Safe Than Sorry Safe Surfing课时练习 2026-2027学年北师大版英语八年级上册

**基本信息** 北师大版八年级上册Unit 2 Safety课时同步练，以"基础词汇→句型应用→语篇理解"分层设计，覆盖语言能力培养，适配新授课知识巩固需求。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础层|核心词汇与短语|单词/词组默写，强化"安全""冲浪"等主题词记忆| |进阶层|句型结构与语法转换|完成句子、词形填空，训练"protect...from"等句型及词形变化| |综合应用层|语篇理解与信息提取|阅读理解、阅读综合，通过安全上网短文考查细节分析与推理能力|

2026-2027 学年北师大版英语八年级上册 Unit 2 Safety Lesson 3 Better Safe Than Sorry: Safe Surfing · 课时练习 一、单词默写（根据汉语提示写出对应的英文单词） 1. 安全（n.） ____________ 2. 冲浪（v.） ____________ 3. 密码（n.） ____________ 4. 私人的（adj.） ____________ 5. 信息（n.） ____________ 6. 病毒（n.） ____________ 7. 欺骗（v.） ____________ 8. 网站（n.） ____________ 9. 危险的（adj.） ____________ 10. 保护（v.） ____________ 二、词组默写（根据汉语提示写出对应的英文短语） 1. 网上冲浪 ____________ 2. 保持网络安全 ____________ 3. 保护个人信息 ____________ 4. 远离危险网站 ____________ 5. 再三考虑 ____________ 6. 点击链接 ____________ 7. 泄露密码 ____________ 8. 上网搜索 ____________ 三、根据要求完成句子（根据汉语提示完成英文句子，每空词数不限） 1. 我们如何才能在网上保持安全？ ____________ can we ____________ safe online? 2. 保护你的私人信息是很重要的。 It's important ____________ ____________ your private information. 3. 不要轻易泄露你的密码。 Don't ____________ ____________ your password easily. 4. 在点击链接之前要再三考虑。 ____________ ____________ before clicking the link. 5. 我们应该远离危险的网站。 We should ____________ ____________ ____________ dangerous websites. 6. 网络上有很多骗子。 There ____________ many ____________ on the Internet. 7. 这个病毒会损坏你的电脑。 This virus ____________ ____________ your computer. 8. 我经常上网搜索学习资料。 I often ____________ ____________ to search for learning materials. 四、用括号内所给词的适当形式填空 1. It's important to surf the Internet ____________ (safe). 2. You should keep your ____________ (person) information secret. 3. Don't believe those ____________ (cheat) on the Internet. 4. There are many ____________ (danger) websites online. 5. We need ____________ (protect) our computers from viruses. 6. Please think ____________ (two) before you make a decision. 7. This virus can ____________ (damage) your files quickly. 8. She often ____________ (search) online for new books. 9. Never give out your ____________ (password) to strangers. 10. ____________ (surf) the Internet safely is necessary for everyone. 五、翻译句子（将下列句子翻译成英文） 1. 我们如何在网上保持安全？ ________________________________________________ 2. 不要把你的私人信息告诉陌生人。 ________________________________________________ 3. 在点击任何链接之前都要再三考虑。 ________________________________________________ 4. 这个病毒会损坏你的电脑文件。 ________________________________________________ 5. 我们应该保护好自己的密码。 ________________________________________________ 六、阅读理解（阅读短文，从每题所给的 A、B、C、D 四个选项中选出最佳选项） How to Stay Safe Online Nowadays, more and more students use the Internet for study and fun. But it's important to stay safe online. Here are some tips for you. First, never give out your private information, like your name, address, phone number or school name, to strangers online. Second, you should use strong passwords for your accounts. A good password has letters, numbers and symbols. Third, stay away from dangerous websites. They may have viruses that can damage your computer. Fourth, think twice before clicking any links. Some links may lead to cheat websites. Finally, if something makes you feel uncomfortable online, tell your parents or teachers at once. Remember, better safe than sorry. Staying safe online helps you enjoy the Internet better. ( ) 1. What should we NOT give out to strangers online? A. Our favourite book. B. Our phone number. C. Our hobby. D. Our favourite color. ( ) 2. What makes a good password? A. Only letters. B. Only numbers. C. Letters, numbers and symbols. D. Your name. ( ) 3. Why should we stay away from dangerous websites? A. They have interesting games. B. They may have viruses. C. They have lots of study materials. D. They are easy to use. ( ) 4. What should we do if something makes us uncomfortable online? A. Keep it to ourselves. B. Tell our parents or teachers. C. Reply to the stranger. D. Close the computer and forget it. ( ) 5. What's the main idea of the passage? A. How to use the Internet for study. B. How to make strong passwords. C. Tips for staying safe online. D. Why we need to use the Internet. 七、阅读综合 Tom's Online Experience Tom is a Grade 8 student. He often uses the Internet to do his homework and chat with friends. Last month, he met a stranger online who asked for his phone number. Tom remembered his teacher's advice, so he didn't tell the stranger anything. One day, Tom saw a link that said "Free Games for Kids". He almost clicked it, but then he thought twice. He told his dad about it, and his dad said it was a cheat link that might have viruses. Tom was glad he didn't click it. Now, Tom always follows the rules for safe surfing. He uses a strong password for his online accounts, and he never shares his private information. He knows that better safe than sorry. A. 判断正误（正确的写 T，错误的写 F） ( ) 1. Tom is a Grade 7 student. ( ) 2. Tom uses the Internet for homework and chatting. ( ) 3. Tom gave his phone number to a stranger online. ( ) 4. The link "Free Games for Kids" was safe. ( ) 5. Tom uses a strong password for his accounts. B. 回答下列问题 6. What did the stranger ask Tom for? ________________________________________________ 7. Why didn't Tom click the "Free Games for Kids" link? ________________________________________________ 参考答案 一、单词默写 1. safety 2. surf 3. password 4. private 5. information 6. virus 7. cheat 8. website 9. dangerous 10. protect 二、词组默写 1. surf the Internet 2. keep safe online 3. protect personal information 4. stay away from dangerous websites 5. think twice 6. click the link 7. give out the password 8. search online 三、完成句子 1. How; keep 2. to protect 3. give out 4. Think twice 5. stay away from 6. are; cheats 7. will damage / can damage 8. go online 四、词形填空 1. safely 2. personal 3. cheats 4. dangerous 5. to protect 6. twice 7. damage 8. searches 9. password(s) 10. Surfing 五、翻译句子 1. How can we stay safe online? 2. Don't tell your private information to strangers. 3. Think twice before clicking any link. 4. This virus will damage your computer files. 5. We should protect our passwords well. 六、阅读理解 1. B 2. C 3. B 4. B 5. C 七、阅读综合 A. 判断正误 1. F 2. T 3. F 4. F 5. T B. 回答下列问题 6. The stranger asked Tom for his phone number. 7. Because he thought twice and told his dad, who said it was a cheat link that might have viruses. (开放性回答，合理即可) 学科网（北京）股份有限公司 $