Unit5 Power of Ideas Section A（1a-2d）课时同步练习2026-2027学年新人教版英语九年级上册

**基本信息** 本同步练习以“夯实基础-能力进阶-拓展提高”分层设计，覆盖Unit5 Section A核心词汇、被动语态语法及语篇应用，梯度清晰，适配新授课知识巩固与语言能力、思维品质培养。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |夯实基础|核心词汇（发明、交通工具等）及词形变换|单词/短语汉译英、词形转换，直接对应新授课基础目标，强化语言能力基础| |能力进阶|被动语态（时态、主动被动转换）及语境运用|语法单句填空、句型转换、情景对话，从单句到语境，培养思维品质中的分析与应用能力| |拓展提高|语篇理解（课内同源+课外拓展）与初步写作|阅读单选/简答、微写作，从输入到输出，提升语言能力的综合运用及学习能力|

Unit5 Power of Ideas Section A（1a‑2d）同步练习 建议用时：25分钟 一、单词汉译英 1. 发明；创造 ________　　2. 照相机 ________　　3. 笔记本电脑 ________ 4. 移动电话 ________　　5. 火车 ________　　6. 高铁 ________ 7. 展示；陈列 ________　　8. 展览会 ________ 二、短语汉译英 1. 被发明 ____________　　2. 在展览会上 ____________　　3. 很久以前 ____________ 4. 把……用于…… ____________　　5. 日常生活 ____________ 三、词形变换 1. invent (v.) → ________ (n.发明；发明物) 2. invent (v.) → ________ (n.发明家) 3. camera (n.) → ________ (复数) 4. create (v.) → ________ (adj.有创造力的) 5. produce (v.) → ________ (n.产品) 一、语法单句填空（被动语态专项，注意时态） 1. The camera ________ (invent) many years ago. 2. Many new things ________ (produce) in the factory every year. 3. This kind of laptop ________ (use) widely in our daily life. 4. High‑speed trains ________ (create) to make travelling faster. 5. These new inventions ________ (show) at the exhibition last month. 二、句型转换（每空一词，主动↔被动） 1. People invented the camera long ago.（改为被动语态） → The camera ________ ________ long ago. 2. Workers produce many mobile phones every day.（改为被动语态） → Many mobile phones ________ ________ by workers every day. 3. They show new inventions at the exhibition.（改为被动语态） → New inventions ________ ________ at the exhibition. 4. The man invented this kind of laptop.（改为被动语态） → This kind of laptop ________ ________ by the man. 5. Do people use high‑speed trains for travelling?（改为被动语态一般疑问句） → ________ high‑speed trains ________ for travelling by people? 三、选词填空 【invent, produce, exhibit, create, daily】 1. Who ________ the first mobile phone many years ago? 2. Lots of useful products are ________ in this big factory. 3. Many great inventions are ________ in the big hall. 4. We need to ________ new ways to solve problems. 5. These small things are very important in our ________ life. 四、情景补全对话（2项多余） A. When was it invented　　 B. What’s your favourite invention　　 C. Who invented it D. What is it used for　　 E. I don’t think so　　 F. It makes our life much easier A: Hi, Tom! 1.________ B: My favourite invention is the high‑speed train. A: Sounds great! 2.________ B: It was invented many years ago. A: 3.________ B: It is used for taking people to different cities fast. A: 4.________ B: Yes. More and more people enjoy taking it. Passage1 课内同源阅读 　　Inventions change our world a lot. Many useful things are invented to help people in daily life. The camera, the mobile phone and high‑speed trains are all great inventions. Some inventions were invented hundreds of years ago, while some new ones are created these years. New products are produced in factories and shown in different exhibitions. They help people live a more convenient life. Every great invention comes from people’s creative thinking. 任务一：单项选择 1. What does the passage mainly talk about? A. Museums B. Inventions C. Travelling D. Factories 2. Which of the following is NOT mentioned in the text? A. Camera B. Mobile phone C. Plane D. High‑speed train 任务二：简答 1. Where are new inventions shown? _______________________________________________________________________________ Passage2 课外拓展阅读 　　People have lots of creative ideas. Some ideas turn into great inventions. An invention may change people’s daily life. Some old inventions were invented a long time ago, but people still use them today. New inventions are produced all the time. They are exhibited in different halls so that more people can know about them. If you keep thinking creatively, you may come up with your own invention one day. 任务一：单项选择 1. What can turn people’s creative ideas into real things? A. Inventions B. Books C. Stories D. Pictures 2. What can we do if we want to have our own invention? A. Never think B. Keep creative thinking C. Do nothing D. Only watch exhibitions 任务二：判断正误(T/F) 1. All inventions are new and made these days. (  ) 2. Some old inventions are still used by people now. (  ) 任务三：简答 1. What may great inventions change? _______________________________________________________________________________ 任务四：微写作（1‑2句） 1. Write about one invention you like. _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 【答案与解析卷】 夯实基础 一、单词汉译英 1. invent　　2. camera　　3. laptop 4. mobile phone　　5. train　　6. high‑speed train 7. exhibit　　8. exhibition 二、短语汉译英 1. be invented　　2. at the exhibition　　3. a long time ago 4. use…for…　　5. daily life 三、词形变换 1. invention（解析：动词invent变名词，发明物） 2. inventor（解析：invent表人的名词，发明家） 3. cameras（解析：camera复数直接加‑s） 4. creative（解析：动词create变为形容词，有创造力的） 5. product（解析：produce动词，product名词产品） 能力进阶 一、语法单句填空【答案+解析】 1. was invented 解析：many years ago一般过去时；camera和invent被动关系，一般过去时被动：was/were+过去分词。 2. are produced 解析：every year一般现在时；things和produce被动，复数用are+done。 3. is used 解析：一般现在时被动；主语this kind of laptop单数。 4. were created 解析：主语trains复数，陈述过去被创造，一般过去时被动。 5. were exhibited 解析：last month过去时间；inventions复数，被动语态。 二、句型转换【答案+解析】 1. was invented 解析：一般过去时被动，单数主语be动词用was。 2. are produced 解析：一般现在时被动，复数主语用are。 3. are shown 解析：一般现在时被动，复数名词作主语。 4. was invented 解析：一般过去时被动，this kind of laptop单数。 5. Are; used 解析：一般现在时被动一般疑问句，be动词提前。 三、选词填空 1. invented 2. produced 3. exhibited 4. create 5. daily 四、情景补全对话 答案：1.B 2.A 3.D 4.F；多余项：C、E 解析：对话围绕最喜欢的发明展开；询问最喜欢的发明→询问发明时间→询问用途→评价发明让生活更便利。 拓展提高 Passage1 任务一：1.B 2.C 解析：第1题全文主旨讲发明；第2短文中没有提到plane。 任务二：1. New inventions are shown in different exhibitions. Passage2 任务一：1.A 2.B 解析：第1题创意想法可以变成发明；第2题想要拥有发明就要保持创造性思考。 任务二：1.F 2.T 任务三：1. Great inventions may change people’s daily life. 任务四：范文：My favourite invention is the mobile phone. It brings us much convenience. 学科网（北京）股份有限公司 $