Unit 5 Power of Ideas 写作精讲精练-2026-2027学年九年级英语上册单元话题写作精讲（人教版）

人教新版 Unit 5 Power of Ideas 初三上 写作精讲精练 写作话题·Write about an invention(介绍一项发明) Unit 5 Power of Ideas 导作任务Write about an invention(介绍一项发明) 一、审题 在动笔前，先明确写作要求，避免跑题。 1文体 说明文/介绍文。 2话题 介绍一项具体的发明（例如：手机、电灯、电脑、纸张、车轮等）。要点明发明是什么，并说明它的作用或意 义。 3人称 介绍发明物多用第三人称(it/they);表达个人看法或感受时可用第一人称(I/we)。 4时态 一般现在时（介绍发明的普逼功能和影响）为主。介绍发明的时间、人物时用一般过去时。 5要点 >点明要介绍的发明是什么。 >介绍它的基本功能或用途（1-2点)。 >说明它是如何方便我们的生话或改变世界的（积极影响）。 ,可选：简单提及发明者或发明时间。 ，结尾表达对发明的看法或感受。 6字数 80~100词（初中标准要求）。 二、文章结构（三段式） 段落 内容要点 开头 引出要介绍的发明，点明它的重要性或受欢迎程度。 中间 具体说明发明的功能、用途以及它带来的好处。可分1-2点来写。 结尾 总结发明的意义，或表达自己对这个发明的看法（喜欢、认为它很伟大等）。 三、核心组词造句 核心词汇 词invention发明；useful有用的；convenient方便的；important重要的；change改变；ife生 活；help帮助；common常见的 常用短语 序号 短语 释义 1 be invented by... 被…发明 2 be used for... 被用于… J make...easier more convenient 使..…更容易/便方便 ? play an important role in... 在.中起重要作用 in daily life 在日常生活中 6 with the help of .. 在..…的帮助下 基础造句 The telephone was invented by Alexander Graham Bell. 2 It is used for talking with people far away. 3This invention makes our life much easier. 4 We can use it to do many things,like...and... 四、好词好句 (更详细) 高级好词 序号 单词 释义 1 widely 广泛地(be widely used) 2 portable 便携的 3 powerful 强大的/有力量的 4 improve 改善；提高 5 communicate 交流；沟通 序号 单词 释义 6 connect 连接(connect people with the world) 加分句型 引入发明方能句 >..is one of the most important inventions in history. >..is a great invention that has changed our lives. >..is very common and useful in our daily life. 描述功能与影响 It can help us...learn more about the world keep in touch with friends) ,Thanks to this invention,we can..more easily..(多亏了这个发明，我们能更容易地..) >Without it,,it would be hard for us to.(没有它，我们很难…) >For example,we can use it to,(例如，我们可以用它来...) 结尾升华句 In a word,...makes our life more colorful and convenient. I believe it will become better and better in the future. This invention is really a powerful and helpful tool. 五、写作模板 模板-介绍功能型（如手机、电脑） (发明名称)is one of the most important inventions in the world.It is widely used in our daily life. First,it's used for (功能l).With it,we can (带来的好处).Second,it also helps us to (功能2).For example, (具体例子). In a word,this invention plays an important role in our life.It makes everything more convenient. 模板二介绍经典发明（如电灯、纸张） I want to talk about (发明名称).It was invented by (发明者)a long time ago.But it is still very important today. The invention is used for (主要用途).Thanks to it,we can (具体影响).For example, (举例说明). I think this is really a wonderful invention.It changes our life for the better. 六、作文仿写 题目 介绍一项发明（仿写示范：介绍手机） 范文 The mobile phone is one of the most useful inventions in the world.It is very common in our daily life. First,it is used for communication.With it,we can call or send messages to our friends and family at any time.Second,it also helps us learn.For example,we can use it to look up new words or read some interesting news.It makes learning easier and more fun. In a word,the mobile phone plays an important role in our life.It makes our life much more convenient and colorful.I believe it will become even more powerful in the future. 拓展范文背诵积累 拓展范文1 介绍智能手机 约96词 Smartphone is one of the most useful inventions in modern life.It changes the way we work and play. 1 It works as a phone,a camera and a computer all in one. 2 We can use it to surf the Internet,send messages and watch videos. 3 Besides,it helps us stay connected with friends and family anytime,anywhere. In a word,smartphone makes our daily life easier and more interesting.I believe it will keep improving in the future. 拓展范文2 介绍电灯 约93词 The electric light is a great invention that brightens our world.It has brought huge changes to human life. 1 It gives us light at night,so we can work or study even after dark. 2 People no longer depend only on candles or oil lamps. 3 Also,it makes streets and homes safer and more comfortable. Thanks to the electric light,our days become longer and our life becomes more convenient.It is truly an important invention in history.