(
课件网) Unit 3 Our digital lives 主题范畴：人与社会 主题群：科学与技术 子主题： 科学技术与工程，人类发明与创新 Key question How has digital technology changed our lives use exact words and phrases to express my opinions about the internet. know features of the argumentative writing (议论文写作) and how to write an essay. learn writing format and some writing skills. Learning objectives 学习目标 At the end of the class, I will be able to: adj. 正面的；积极的 adj. 消极的 n. 影响 n. 意见；看法 n. （长篇）小说 n. 评论 positive / p z t v/ negative / neɡ t v/ effect / fekt/ opinion / p nj n/ novel / n vl/ comment / k ment/ New words (e.g.) Yes. I depend on the internet a lot in my daily life. Usually, I use a desktop to send emails, chat with my friend, watch films and search for information online. In addition, the TV, the washing machine and the rice cooker in my home all have tiny computers in them. Pre-writing Do you depend on the internet a lot in your daily life Give examples. They spend too much time on the internet. What would happen if you spend too much time online BUT Work in groups. Talk about the bad effects of too much screen time. poor eyesight hard to concentrate easy to be angry lack of sleep … Look and say Writing your opinions about the internet Teen Life Magazine Nowadays teenagers spend a lot of time on the internet. What are the positive and negative effects of the internet on their lives Write a paragraph to express your opinions. While-writing Look at the lists below and add your own ideas. Support your opinions with examples. Positive effects The internet helps us develop our interests. It allows us to stay in touch with friends. It allows us to learn online. _____ _____ Examples _____ _____ _____ _____ _____ _____ _____ I love reading science fiction novels, and I post my book reviews online. Every time I write a review. I get hundreds of comments. Negative effects Some teenagers spend too much time on social media. _____ _____ _____ Examples _____ _____ _____ _____ _____ Playing too many online games can make teens not care about their studies. My neighbor’s son plays computer games every night until midnight, and his grades have dropped sharply this term. 快速获取信息 get information quickly 提供在线的医疗服务 provide online medical service 帮助人们理解不同文化 help people understand different cultures Useful expression 泄露个人信息 personal information becomes known to the public 易传播虚假信息 the spread of fake news becomes easier ① spend a lot of time on the internet 在互联网上花费很长时间 ② help sb. to do sth. 帮助某人做某事 ③ allow sb. to do sth. 允许某人做某事 ④ love doing sth. 喜欢做某事 ⑤ post book reviews 发布书评 核心词汇与重点 句式 【话题分析】 本单元是以写议论性文本为主线，主要内容表达自己对事物正负方面影响的看法评价等。写作内容渗透着本单元的话题和语言目标———如何发表个人观点。在写作过程中要明确以下几点： 1. 要谈及事物的积极和消极两方面。 2. 结合 ... ...
