Unit5 第6课时 Section B (2a-2c)课件

该初中英语课件围绕“Unit 5 Power of Ideas”Section B第6课时，核心涵盖词汇（afford, company等）、词形转换、副词辨析及短语运用。课堂导入通过describe的词根词缀解析和词形转换表格，搭建从词汇派生到语篇应用的学习支架，衔接前后知识。 其亮点在于词根词缀法（如sticky=stick+-y）培养语言能力，便利贴发明故事语篇融合词汇与短语运用提升思维品质，分层作业设计（基础背诵、提升仿写、拓展写作）发展学习能力。小结系统梳理词形规律，助力学生构建知识网络，教师可高效开展分层教学。

Unit 5 Power of Ideas Section B How do we turn ideas into reality? 第6课时 (2a-2c) 目录 词汇学习 Vocabulary 课堂导入 Lead in 新知学习 Knowledge 巩固习题 Exercise 课堂小结 Summary 课后作业 Homework VOCABULARY 1.afford /əˈfɔːd/v. 买得起；能做 拆解：af‑(加强) + ford (推进) → 推进去做到 → 负担得起 2.company /ˈkʌmpəni/n. 公司；陪伴 拆解：com‑(共同) + pan (面包) +‑y 名词后缀 → 一起吃面包 → 陪伴；引申为公司 3.sticky /ˈstɪki/adj. 黏 (性) 的；闷热的 拆解：stick (v. 粘) +‑y（形容词后缀，表 “充满… 的”） → 粘的 4.songbook /ˈsɒŋbʊk/n. 歌曲集 合成词：song (歌曲)+book (书) → 歌本、歌曲集 5.production /prəˈdʌkʃn/n. 生产；制作 拆解：pro‑(向前) + duct (引导) +‑ion 名词后缀 → 向前引导产出 → 生产；制作 6.gradually /ˈɡrædʒuəli/adv. 逐渐地；逐步地 拆解：grad (步、等级) +‑ual 形容词后缀 +‑ly 副词后缀 → 一步一步地 → 逐渐地 7.widely /ˈwaɪdli/adv. 广泛地；普遍地 拆解：wide (宽的) +‑ly 副词后缀 → 宽广地→广泛地 TRANSLATE： We can afford the songbook from this company; its sticky cover shows its production is gradually and widely known. 中文翻译： 我们买得起这家公司的歌曲集，它黏糊糊的封皮表明它的产品正逐步被广泛知晓。 LEAD IN description /dɪˈskrɪpʃn/ n. 描述；形容；说明 descriptive /dɪˈskrɪptɪv/ adj.描述性的；描写的 indescribable /ˌɪndɪˈskraɪbəbl/ adj. 难以形容的；无法描述的 规律： ①‑tion 名词后缀：动词变名词,表示 “行为、结果”， ②‑ive 形容词后缀：表 “有…… 性质的” 2a Complete the table with different forms of the words. Noun Verb Adjective collect creative invent product … … … collection collective creativity create invention / inventor inventive produce productive 名词 (Noun) 动词 (Verb) 形容词 (Adjective) 汉语意思 decision decide decisive 决定;果断的 competition compete competitive 比赛;有竞争力的 protection protect protective 保护;保护的 information inform informative 信息;提供信息的 imagination imagine imaginative 想象;富有想象力的 You can add more. 左边 rapidly produce secret control expensive spread cheap invent public slowly 右边 A. 动词，发明 B. 形容词，便宜的 C. 副词，缓慢地 D. 动词，生产 E. 形容词，公共的 F. 动词，传播 G. 副词，迅速地 H. 形容词，昂贵的 I. 动词/名词，控制 J. 形容词，秘密的 Match the words with their meanings. 2b Choose the correct word to complete each sentence. The use of modern medicine has helped control / spread many dangerous diseases. News could travel much more rapidly / slowly with inventions like the radio and the television. Fibre made from oil provides a(n) cheap / expensive solution to the problem that many people cannot afford to buy enough clothes. A film was invented / produced by a film company to tell us about what robots could do for people’s lives in the future. In January 1911, Feng Ru carried out a secret / public test flight in Oakland City. He showed the world what Chinese people could achieve. /əˈfɔːd/v. 买得起；能做 /ˈkʌmpəni/n. 公司；陪伴 2c Complete the passage with the correct forms of the phrases in the box. Did you know that an accident led to the invention of sticky notes? In 1968, a scientist named Spencer Silver was trying to make a strong glue. _________________________, he produced a glue that was really weak. It could stick things, but it could be removed very easily. The glue was interesting, but no one could find a use for it. piece of stand up result in to sb’s surprise To his surprise /ˈstɪki/adj. 黏 (性) 的；闷热的 一块；一片；一件 （后接 不可数名词） 令某人惊讶的是 站起来；起立 导致；造成 Then, in 1974, a man named Arthur Fry was trying to mark the pages in a songbook using small _________________ paper. However, whenever he ________________ to sing, the pieces fell to the floor. Then he remembered Silver’s glue. With the glue, the paper stayed in the song book, but it could later be removed. Fry’s idea ______________ the production of sticky notes of many sizes and colours. They gradually became popular and now are widely used all over the world. pieces of stood up resulted in /ˈsɒŋbʊk/n. 歌曲集 /prəˈdʌkʃn/n. 生产；制作 /ˈɡrædʒuəli/ adv. 逐渐地；逐步地 /ˈwaɪdli/ adv. 广泛地；普遍地 EXERCISE 一、词形转换 用所给词适当形式填空 The __________ (collect) of old stamps takes him lots of free time. This _____________ (invent) changed people’s daily life greatly. He is a ____________ (create) boy and he always has new ideas. The local factory is famous for the ___________ (produce) of toys. This story is ___________ (wide) known among teenagers. collection invention creative production widely 二、填空（to one’s surprise; result in; stand up; piece of） ________________, the small idea ________________ a great new invention. 2.When you ________________ to speak, hold this ________________ paper in your hand. 三、翻译句子 这个发明被全世界广泛使用。 This invention is widely used all over the world. 2.糟糕的天气会导致许多问题。 Bad weather can result in many problems. To our surprise resulted in stand up piece of SUMMARY 1. 词形转换（名词‑动词‑形容词） collect (v. 收集) → collection (n. 收藏品) → collective (adj. 集体的) create (v. 创造) → creation (n. 创造；作品) → creative (adj. 有创造力的) invent (v. 发明) → invention (n. 发明物) → inventive (adj. 善于发明的) /inventor (n. 发明家) produce (v. 生产) → product (n. 产品) → production (n. 生产) → productive (adj. 多产的) 规律： ①‑tion 名词后缀：动词变名词，表示 “行为、结果” ②‑ive 形容词后缀：表 “有…… 性质的”，create→creative 2. 核心副词辨析 rapidly adv. 迅速地；gradually adv. 逐步地；widely adv. 广泛地 后缀‑ly： 形容词变副词，wide→widely；gradual→gradually；rapid→rapidly 3. 易混词辨析 invent vs produce invent：发明（创造从未存在的新事物） produce：生产、制造（批量产出产品） cheap vs expensive 便宜的 / 昂贵的 secret adj. 秘密的；public adj. 公开的 4. 高频动词 & 短语 spread v. 传播；扩散（过去式 / 过去分词 spread） afford v. 买得起；承担得起， 搭配：afford to do sth 负担得起做某事 3.result in 导致；造成（后接结果） 4.lead to 导致；引起 5.to one’s surprise 令某人惊讶的是 6.stand up 站起来 7.piece of 一片 / 一张 5. 完形语篇理解 便利贴的发明故事：意外事故催生发明；偶然发现 + 改良，最终投入生产、广泛使用。 HOMEWORK 基础层（全体必做，夯实基础） 背诵本页重点单词：afford, company, sticky, songbook, production, gradually, widely；默写 3 遍英文 + 中文。 翻译 3 个短语：result in；to one’s surprise；afford to do sth。 提升层（中等学生，必做） 仿写句子：用 to one’s surprise + result in 写 2 个完整英文句子。 复述便利贴发明小故事（5‑8 句话英文口头 / 书面）。 拓展层（学有余力选做） 书面写作：简短短文（60‑80 词）介绍一项意外诞生的小发明，用到：gradually, widely, result in。 整理本单元‑tion /‑ly 后缀单词，做一张词缀小清单。 $