Unit 3 The Internet 重点词汇精讲 课件-2027届高三英语人教版（2019）必修第二册

该高中英语高考复习课件聚焦必修二Unit 3核心词汇，依据高考评价体系梳理词义辨析、固定搭配、派生词转换三大考查维度，结合2023-2026年新课标卷及仿真题，明确“account for”“have access to”等短语辨析占30%、派生词转换占25%的高频考点分布，构建系统复习框架。 课件亮点在于“词汇语境化+真题实战化+素养融合化”，如以“convenient”的派生词转换为例，通过2024新课标I卷真题及语境应用题，培养学生语言能力和思维品质。设“高考链接库”和“易错点警示”，帮助学生掌握词义辨析技巧，教师可通过“语境应用”模块精准训练，提升复习效率。

人教版必修二 Unit 3 The Internet 重点词汇讲解 Language Points 1 ① define /dɪˈfaɪn/ vt. 给…下定义；明确 派生词：definition n. 定义 definite adj. 明确的 【课文原句】 It is hard to define what online friendship means. 很难给网络友谊下定义。 【高考链接】 The dictionary defines courage as the ability to face fear. （仿真） 【用法搭配】 define sth as 把…定义为 a clear definition 清晰的定义 【语境应用】 ① （翻译）老师让我们给这个新术语下定义。 ① The teacher asked us to define the new term. ② Few people understood the of the word. (define) ② Few people understood the definition of the word. (define) 2 ② function /ˈfʌŋkʃn/ n. 功能；职责；函数 vi. 运转；起作用 派生词：functional adj. 功能的 【课文原句】 This app has many useful functions. 这款应用有许多实用功能。 【高考链接】 The new software functions well even on older computers. （仿真） 【用法搭配】 function as 起…作用 carry out a function 执行功能 【语境应用】 ① The machine stopped after the update. (function) ① The machine stopped functioning after the update. (function) ② The phone has several new . (function) ② The phone has several new functions. (function) 3 ③ identity /aɪˈdentəti/ n. 身份；特征；特性 派生词：identify v. 辨认 identical adj. 完全相同的 【课文原句】 Never share your identity with strangers online. 绝不要在网上向陌生人透露你的身份。 【高考链接】 He used a false identity to register online. （仿真） 【用法搭配】 prove one's identity 证明身份 an identity card 身份证 【语境应用】 ① The police failed to the thief. (identity) ① The police failed to identify the thief. (identity) ② （翻译）他在网站上隐藏了自己的真实身份。 ② He hid his real identity on the website. 4 ④ convenient /kənˈviːniənt/ adj. 方便的 派生词：convenience n. 方便 conveniently adv. 便利地 inconvenience n./vt. 不便,麻烦(反义) 【课文原句】 Online shopping is convenient for busy people. 网购对忙碌的人来说很方便。 【高考链接】 They are more convenient to prepare. （2024·新课标I卷） 【用法搭配】 it is convenient for sb to do 对某人方便 at a convenient time 在方便的时间 【语境应用】 ① （翻译）这款新应用让支付变得既简单又方便。 ① The new app makes it easy and convenient to pay. ② The shop is open late for our . (convenient) ② The shop is open late for our convenience. (convenient) 5 ⑤ update /ˌʌpˈdeɪt/ vt. 更新 n. 最新信息 【课文原句】 She updates her blog with new photos every week. 她每周用新照片更新博客。 【高考链接】 The website is updated with the latest news every hour. （仿真） 【用法搭配】 update sth 更新… keep sb updated 让某人了解最新情况 【语境应用】 ① The software needs to be regularly. (update) ① The software needs to be updated regularly. (update) ② Please send me update on the project. ② Please send me an update on the project. 6 ⑥ network /ˈnetwɜːk/ n. 网络；网状系统 vt. 将…连接成网络 【课文原句】 A good network connects people around the world. 良好的网络把世界各地的人连接起来。 【高考链接】 Our lives in the 21st century are networked. （2023·新课标II卷） 【用法搭配】 a social network 社交网络 a network of …的网络 【语境应用】 ① （翻译）整个国家都被一个快速的网络所覆盖。 ① The whole country is covered by a fast network. ② Social have changed the way we live. (network) ② Social networks have changed the way we live. (network) 7 ⑦ inspire /ɪnˈspaɪə/ vt. 激励；鼓舞；启发 派生词：inspiration n. 灵感 inspiring adj. 鼓舞人心的 【课文原句】 Online stories inspire many young people to learn. 网络上的故事激励许多年轻人去学习。 【高考链接】 He was inspired by another veterinarian. （2024·新课标I卷） 【用法搭配】 inspire sb to do 激励某人做 draw inspiration from 从…获得灵感 【语境应用】 ① His success thousands of bloggers online. (inspire) ① His success inspired thousands of bloggers online. (inspire) ② The video was truly to watch. (inspire) ② The video was truly inspiring to watch. (inspire) 8 ⑧ access /ˈækses/ n. 接近；入口；使用权 vt. 访问；进入；使用 派生词：accessible adj. 可使用的；可进入的 【课文原句】 The Internet gives us easy access to information. 互联网让我们能方便地获取信息。 【高考链接】 Walking is the best way to gain access to nature. （2023·新课标II卷） 【用法搭配】 have access to 能够使用／接触 gain access to 获得使用权 【语境应用】 ① （翻译）学生可以在线访问图书馆的数据库。 ① Students can access the library database online. ② The website is easily on a phone. (access) ② The website is easily accessible on a phone. (access) 9 ⑨ confirm /kənˈfɜːm/ vt. 确认；证实 派生词：confirmation n. 确认 【课文原句】 Please confirm your identity before logging in. 登录前请确认你的身份。 【高考链接】 Please confirm your booking by email before Friday. （仿真） 【用法搭配】 confirm a booking 确认预订 confirm that... 证实… 【语境应用】 ① The website my order at once. (confirm) ① The website confirmed my order at once. (confirm) ② You will receive a email soon. (confirm) ② You will receive a confirmation email soon. (confirm) 10 ⑩ account /əˈkaʊnt/ n. 账户；描述 vi. (account for) 派生词：accountant n. 会计 【课文原句】 You need to create an account to use the app. 使用这个应用需要先创建一个账户。 【高考链接】 It takes no account of the context. （2025·新课标I卷） 【用法搭配】 account for 解释；占 take sth into account 把…考虑在内 【语境应用】 ① （翻译）网络销售占了公司利润的大部分。 ① Online sales account for most of the company's profit. ② （翻译）我们应当把所有事实都考虑在内。 ② We should take all the facts into account. 11 ⑪ privacy /ˈprɪvəsi/ n. 隐私 派生词：private adj. 私人的 privately adv. 私下地 【课文原句】 We must protect our privacy on the Internet. 我们必须保护好自己在网络上的隐私。 【高考链接】 Visitor data collection also raises privacy issues. （2026·新高考I卷） 【用法搭配】 protect one's privacy 保护隐私 invade sb's privacy 侵犯隐私 【语境应用】 ① （翻译）看别人的信息是侵犯他们的隐私。 ① Reading others' messages invades their privacy. ② He keeps his life away from the public. (privacy) ② He keeps his private life away from the public. (privacy) 12 ⑫ rude /ruːd/ adj. 粗鲁的；无礼的 派生词：rudely adv. 粗鲁地 rudeness n. 无礼 【课文原句】 It is rude to send unkind messages online. 在网上发不友善的信息是没有礼貌的。 【高考链接】 It is rude to interrupt others while they are speaking. （仿真） 【用法搭配】 it is rude to do 做…是无礼的 be rude to sb 对某人粗鲁 【语境应用】 ① （翻译）不要对新同学无礼。 ① Don't be rude to the new classmate. ② He behaved and hurt her feelings. (rude) ② He behaved rudely and hurt her feelings. (rude) 13 ⑬ target /ˈtɑːɡɪt/ n. 目标；对象 vt. 把…作为目标 【课文原句】 Teenagers are the main target of online ads. 青少年是网络广告的主要对象。 【高考链接】 The company has set a clear sales target for this year. （仿真） 【用法搭配】 a target of …的目标 reach a target 达到目标 【语境应用】 ① The shop young customers with its ads. (target) ① The shop targets young customers with its ads. (target) ② （翻译）她最终达到了一千名粉丝的目标。 ② She finally reached her target of 1,000 fans. 14 ⑭ embarrassing /ɪmˈbærəsɪŋ/ adj. 令人尴尬的 派生词：embarrass v. 使尴尬 embarrassed adj. 尴尬的 embarrassment n. 尴尬 【课文原句】 He posted an embarrassing photo by mistake. 他不小心发了一张令人尴尬的照片。 【高考链接】 It was an embarrassing moment when I forgot her name. （仿真） 【用法搭配】 an embarrassing situation 尴尬的处境 be embarrassed 感到尴尬 【语境应用】 ① She felt when she forgot his name. (embarrassing) ① She felt embarrassed when she forgot his name. (embarrassing) ② His mistake caused great . (embarrassing) ② His mistake caused great embarrassment. (embarrassing) 15 ⑮ upset /ʌpˈset/ adj. 心烦的；(肠胃)不适的 vt. 使难过；打乱 n. 意外结果 【课文原句】 He was upset by the rude comment online. 网上那条无礼的评论让他很难过。 【高考链接】 He was upset to hear the disappointing news. （仿真） 【用法搭配】 be upset about / by 因…而难过 upset sb 使某人难过 【语境应用】 ① （翻译）看完那条信息后她感到很难过。 ① She felt upset after reading the message. ② （翻译）那个坏消息让全家人都很难过。 ② The bad news really upset the whole family. 16 ⑯ familiar /fəˈmɪliə/ adj. 熟悉的；常见的；亲近的 派生词：familiarity n. 熟悉 unfamiliar adj. 不熟悉的 【课文原句】 This website looks familiar to me. 这个网站对我来说很熟悉。 【高考链接】 The song sounds very familiar to me. （仿真） 【用法搭配】 be familiar with 熟悉 be familiar to sb 为某人所熟悉 【语境应用】 ① （翻译）她对这款软件相当熟悉。 ① She is quite familiar with this software. ② （翻译）这段旋律对这里的每个人都很熟悉。 ② The melody sounds familiar to everyone here. 17 【本单元重点词组】 Key Phrases & Expressions 1. search engine 搜索引擎 2. keep sb company 陪伴某人 3. go through 经历；浏览；仔细查看 4. make fun of 取笑 5. keep ... in mind 牢记 6. now that 既然；由于 7. in shape 健康；状况良好 8. keep track of 掌握……的动态 9. due to 由于；因为 18 【真题演练】 Using the Internet Wisely   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology.   The Internet has greatly changed the way we live. With just a click, information from around the world reaches (reach) us in seconds. It also provides (provide) us with many useful tools (tool) for study. However, we must learn to use it wisely (wise). We should protect our privacy by never sharing (share) personal information with strangers. We should also avoid sending (send) rude messages to others. If we use the Internet properly, it can be a helpful friend in our daily life. It is important for us to learn (learn) to be the master of technology. 19 $