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

该初中英语课件围绕“网络安全”核心主题，涵盖危险识别（如黑客、病毒）与安全建议（密码设置、信息分享等）。课堂通过“Activate and Share”环节的问题与危险列举激活学生经验，再以“Read and Understand”的匹配、填表活动构建学习支架，衔接已知与新知。 其亮点在于任务驱动与核心素养融合，如小组采访表演提升语言能力，学生问题写作培养思维品质，社区安全手册制作发展学习能力，语法学习融入主题语境。学生能提升语言应用与问题解决能力，教师获得结构化教学资源与评价工具，便于高效教学。

Unit 2 Safety Lesson 3 Better Safe Than Sorry: Safe Surfing  初中英语北师大版八年级上册 Activate and Share He is surfing. surf the internet 2 Activate and Share Is it always safe to use the internet? Do you know any internet dangers and problems? • hackers • viruses • strangers • steal personal information • tell lies/cheat you • online bullying 3 Activate and Share Do you know any internet dangers and problems? • hackers • viruses • strangers • steal personal information • tell lies/cheat you • online bullying I don’t think it’s always safe to use the internet. There are hackers that can steal your… Read and Understand What safety tips can you find for surfing online? Read the text and match. A. Be careful about what you share B. Shop online safely C. Make things difficult for hackers D. Don’t accept strangers as friends Make things difficult for hackers Be careful about what you share Shop online safely Don’t accept strangers as friends 5 Read and Understand Read again and complete the table. Tips Dos Don’ts Make things _______________________ make sure your password has ______________________________, including _______________________ use simple passwords like ______ use numbers related to _________ tell anyone __________________ _______________________ use ____________________________ share _______________________ ____________________________ ____________________________ _______________________ shop ___________________________ _______________________________ click on _____________________ ____________________________ _______________________ —————————————————————————————— ____________________________ What are the dos and don’ts of each tip? Read and Understand Let’s talk about the tips together. Tips Dos Don’ts Make things difficult for hackers make sure your password has 8–20 characters, including both small and capital letters, numbers, and a few special marks use simple passwords like “1234” use numbers related to your personal information tell anyone what your password is Be careful about what you share use a nickname instead of a real one share personal information on social media post photos of your face give your phone number or other private information to people you don’t know Shop online safely shop on safe websites watch out for advertisements click on advertisements Don’t accept strangers as friends meet real-life friends and spend time with them meet anyone from the internet anywhere if you don’t have a parent or teacher with you 7 Internet Safety Studio 8 Read and Understand In groups, act out an interview between an internet safety advisor and some teenagers. Interview questions: What can happen if we share personal information on social media? Why shouldn’t we click on advertisements? … Read and Understand In groups, act out an interview between an internet safety advisor and some teenagers. Excuse me, Mr Li. We have some questions about internet safety. What can happen if we share personal information on social media? Great question! When you share personal information… … … 10 Internet Safety Advisor Studio 11 Analyse and Appreciate What is the purpose of the text? to share experience to change your views to explain to give advice √ 12 Analyse and Appreciate What ways does the writer use to achieve the purpose? formal style imperative sentences （祈使句） difficult vocabulary subheadings and short sentences direct questions examples √ √ √ Think and Share Which of the safe surfing tip(s) in the text is/are the most helpful to you? Why? … (your own experience of internet use) This tip advises me to... By doing this, I can... 14 Homework 1. Listen to the recording, read the text aloud, imitate the pronunciation, intonation, and division of meaning groups, and understand the meaning expressed. 2. Writing Here are the internet problems of four students in their daily lives. Please choose two of their problems and give them practical advice. Refer to the text when necessary. David My password was “1234”. Someone stole my game account.  Kevin I shared my birthday online. A stranger knew my information. Jason I clicked an ad. My phone got slow and was full of pop-ups. A virus!  Leo A chat “friend” wanted to meet me in real. I almost went. My mum said no!  I’d like to give advice to _________ and _________. ___________________________ _______________________________________________________________________ _______________________________________________________________________ 15 Unit 2 Safety Lesson 3 Better Safe Than Sorry: Safe Surfing (Ⅱ) Review The four teenagers are facing the internet dangers and problems. Who did you give advice to? What advice did you give? David My password was “1234”. Someone stole my game account.  Kevin I shared my birthday online. A stranger knew my information. Jason I clicked an ad. My phone got slow and was full of pop-ups. A virus!  Leo A chat “friend” wanted to meet me in real. I almost went. My mum said no!  Vocabulary in Use Complete the dialogue on internet safety with the words and expressions in the box. • password • download a virus • click on • social media • shop online • accept • use personal information 18 Vocabulary in Use Eric: Let me just type in my 1 _________ for my email account, one, two... Amy: Well, your password is easy to guess! It should have 8–20 characters, and you shouldn’t 2 ___________ ___________, like your birthday. Eric: Yes, you’re right. I also need to be careful when I 3 ___________. Amy: That’s good. Also, don’t 4 __________ advertisements. Eric: Sure. I don’t want to 5 ________________ onto my computer by accident! Amy: Right. Be careful about what you share too. You always post photos on 6 ____________. That’s not safe. Eric: Hmm... I’ll remember it and never 7 ________ strangers as friends. password use personal information shop online click on download a virus social media accept 19 Grammar Discovery Study the bold words in the sentences carefully. Which refer to people or things? Which do we use in negative sentences? 1 Tell no one what your password is. 2 Someone might use the information in the wrong way. 3 Some may hide their real names and purposes. 4 Never meet anyone from the internet anywhere. 5 Is there anything to eat? I’m hungry. Grammar Discovery something, anything, nothing, everything someone/somebody, anyone/anybody, no one/nobody, everyone/everybody refer to unspecified people or things, and use “any-” or “no” forms in negative sentences Grammar in Use Choose the correct option to complete the sentences. （Page 147) 1 These speakers aren’t working. There is no/any sound coming out. 2 Tom learnt everything/anything he knew about computers from the internet. 3 There isn’t no one/anyone in the shop. It’s closed. 4 There is something/anything wrong with your computer. 5 Can everyone/someone fix my webcam? Express Yourself Can you think of other internet dangers? How can you avoid or deal with them? Add another paragraph to the text. Give your paragraph a subheading. Talk about your paragraph in groups, and then in class. 23 Express Yourself Assessment Form Evaluation points Evaluation Criteria ☆☆☆ ☆☆ ☆ Content The advice is practical, easy to put into practice, and can deal with the internet danger. Vocabulary Use the topic-related words and expressions, and indefinite pronouns in this lesson properly. Sentence pattern Use different sentence patterns to give suggestions. Subheading The subheading is related to the content, eye-catching and easy to read. 24 Homework 1. Polish the advice for internet safety. 2. You will write internet safety tips for the Community Safety Handbook. Step 1 Work in groups. Agree on the internet dangers and problems to write about. Step 2 Collect pictures and information about the dangers and problems. You can go to the library or use the internet to search for information. Then make notes. Step 3 Think about the advice for the dangers and problems. Step 4 Work with your group. Make the Community Safety Handbook. (You have 3 days to finish the handbook.) 25 $