Unit 5 Section B 单元写作专题-【勤径学升】2026-2027学年九年级上册英语同步练测配套课件PPT（人教版·新教材）辽宁专版

该初中英语课件聚焦九年级Unit 5“思想的力量”主题写作，核心知识点为介绍发明及发明家，重点训练被动语态运用。课堂通过话题概述导入科技发展主题，句型荟萃从开头、中间到结尾句搭建写作支架，结合例题展示与范文欣赏，形成“输入-示范-输出”的连贯学习脉络。 其亮点在于以分层练透和结构化写作支架为特色，融入思维导图辅助实战演练，通过佳句积累与名师点评提升语言能力（如被动语态“be invented”的灵活运用）和思维品质（逻辑组织内容）。例如实战演练借助思维导图梳理移动电话等科技优点，帮助学生系统掌握写作方法，教师可直接利用资料开展高效教学，提升学生写作表达准确性与学习效率。

九年级英语 RJ（上册2）L Unit 5 Power of Ideas Section B　How do we turn ideas into reality? 单元写作专题 Among all the modern inventions, I think electricity is the most important one. In my opinion, mobile phones are one of the greatest inventions. They were invented 200 years ago. Some creations are invented by accident. Today mobile phones are widely used around the world. This invention has greatly changed the world. It's hard to imagine what our life will be like without computers. Mobile phones play an important role in our daily lives. Thanks to the TV, our lives have been greatly improved. 本单元的话题是“思想的力量”。同学们应能介绍并评价一项发明，或介绍一位熟悉的发明家。写作时应注意突出该发明的特点与作用，并灵活运用被动语态。讨论这一话题有助于我们了解科技发展，增强科学意识与创造能力。 主题范畴：人与社会 主题群：将创新思想转化为实践的力量与尝试 子主题：以创新思想为导向的思考，引导青少年投身创新实践 [开头句] 1．在所有的现代发明当中，我认为电是最重要的一个。(among all) ____________________________________________________________________ 2．在我看来，移动电话是最重要的发明之一。(in one's opinion) ________________________________________________________________ 3．它们是200年前被发明的。(be invented) _________________________________ [中间句] 1．有些创造是意外的发明。(be invented by accident) ________________________________________ 2．现在，移动电话在全世界被广泛使用。(be widely used) _____________________________________________________ 3．这项发明已经极大地改变了世界。(change the world) _____________________________________________ [结尾句] 1．很难想象没有电脑我们的生活将会是什么样子。(what…be like) __________________________________________________________________ 2．移动电话在我们的日常生活中扮演着重要角色。(play a role in) ________________________________________________________ 3．多亏了电视，我们的生活已经大大改善了。(be greatly improved) _______________________________________________________ [佳句积累] 1．Creativity is seeing what others see and thinking what no one else has ever thought.创造力就是看见别人所看见的，却思考别人从未思考过的。 2．A single idea can light up a million minds.一个思想能点亮百万心灵。 3．Nothing is more powerful than an idea whose time has come.没有什么比一个时机成熟的思想更强大的了。 发明改变世界。在过去，人们主要依靠写信保持联系。移动电话的发明改变了人们的联系方式。请你根据表格内容，以“The most useful invention”为题写一篇英语短文，至少谈两点作为青少年应该如何合理地使用移动电话，使它真正成为最有用的发明之一。 Invention Mobile phone Inventor American, Martin Cooper Time 1973 Usage(用途) 1．…； 2.…； 3.…； Your opinions about how to use it well 1．…； 2.…； 3.…； 注意： 1．词数80～100； 2．必须包含表格中的所有信息，可适当增加细节，以使行文连贯； 3．短文中不能出现真实姓名及学校名称。 The most useful invention ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ eq \a\vs4\al(提取要点,介绍最有用的发明) eq \b\lc\{\rc\ (\a\vs4\al\co1(时态：一般过去时和一般现在时,人称：第三人称,要点：介绍此发明的人物、时间和使用,　 　事项)) The most useful invention The mobile phone is without doubt one of the most useful inventions. It was invented by an American called Martin Cooper in 1973.① I should say that the mobile phone has really changed our lives. First②， it's more convenient to communicate with others by using the mobile phone.③ Second④， people are used to taking photos with a mobile phone instead of a camera. And we can even go shopping, listen to music and watch movies on it. Third⑤， the mobile phone is easily used to⑥ learn something useful by surfing online. In this way⑦， it helps us study. In my opinion⑧， we teenagers should be allowed to use the mobile phone, but not on weekdays. And it's necessary to use it in the right way with the help of our teachers and parents. 名师点评 [主题评价]文章结构清晰，开篇点明主题(移动电话是最重要的发明之一)。主体用一般过去时和一般现在时介绍此项发明的相关信息，结尾谈及正确使用此发明。要点全面，时态运用正确，符合写作要求。 ①开篇点题，介绍移动电话是最有用的发明之一。 ②④⑤用“First…Second…Third…”层次清晰地介绍了移动电话的用途。 ③it作形式主语的句式展示了作者良好的写作功底。 ⑥用“is easily used to do sth”说明移动电话的用途。 ⑦⑧In this way、In my opinion过渡句运用得当，使语句之间衔接自然。 假如你是九年级一班的李华，你校正在举办科技节，你应邀参加以“科技改变生活”为主题的演讲比赛。请你根据以下思维导图的提示，用英语写一篇短文，介绍身边的科技及其优点。 注意： 1．词数80～100，开头和结尾已给出，不计入总词数； 2．必须包含写作提示中的所有信息，可适当增加细节，以使行文连贯； 3．短文中不能出现真实姓名及学校名称。 Hello, everyone! I am Li Hua. It's a great honour for me to speak here. ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ That's all for my speech. Thank you! The rapid development of science and technology brings us great inventions and the inventions make our life better and better. Today, I want to talk about four great inventions. They are mobile phones, robots, high­speed trains and electric cars. The mobile phone makes our life convenient. We can shop online, watch movies, and have video calls by using the mobile phone. As for the robot, it can help us with housework. It saves us a lot of time. Since the high­speed train was invented, it has greatly improved our travel speed. Travelling becomes easier than before. The electric car has also changed our life. It can not only save energy but also protect the environment. $