Unit3 导学案2026-2027学年外研版八年级英语上册

该初中英语导学案针对外研版八年级上册12篇课文设计，涵盖词汇（如robot, curiosity）、短语（如lend a hand）、句型（it作形式主语）及语法（一般过去时与现在完成时对比）等核心知识点。通过课文挖空、单词默写等方式搭建学习支架，引导学生衔接新旧知识，为课堂学习奠定基础。 资料以7大模块系统整合预习内容，挖空设计强化语言输入输出，长难句精讲与语法要点对比提升语言能力，结合科技创新、好奇心等主题的习题培养思维品质，自主预习流程促进学习能力，助力学生高效掌握知识，符合新课标核心素养要求。

2026秋新版外研版八年级上册英语Unit3 导学案参考答案 Passage 1 Understanding ideas P36 A helping hand 一、课文原文挖空答案 2. artificial 3. cost 4. to improve; to move; weighed 5. fixing; weighed 6. has helped; to post 二、单词过关（音标 + 单词 + 变形） 1. robotic /rəʊˈbɒtɪk/adj. 机器人的 2. artificial /ˌɑːtɪˈfɪʃl/adj. 人造的，人工的 3. cost /kɒst/v. 花费（过去式同形） 4. improve /ɪmˈpruːv/v. 改善，改良 5. weigh /weɪt/v. 重……；n. 重量 weight 6. invent /ɪnˈvent/v. 发明；n. 发明 invention 7. signal /ˈsɪɡnəl/n. 信号 8. download /ˌdaʊnˈləʊd/v. 下载 三、核心短语 英汉互译 1. robotic arm 机械义肢，机械手臂 2. blow sb away 让某人震撼、大吃一惊 3. lend a hand to sb 向某人伸出援手、帮助某人 4. try to improve sth 努力改良某物 5. one after another 一个接一个，接连地 6. hit on success 取得成功 7. post sth online for free 免费把某物发布到网上 四、长难句精讲 翻译答案 1. It was able to move with brain signals of the user. 翻译：它可以依靠使用者的大脑信号活动。 2. He enjoyed fixing problems one after another. 翻译：他乐于逐个解决难题。 五、语法要点填空答案 1. decide /try/want 后接 to do（动词不定式） 2. enjoy /keep 后接 doing（动名词） 六、预习习题完整答案 1. 词形填空 (1) The old arm weighed 3.6kg and the new one weighs only 0.5kg. (2) He decided to post the design free online. (3) He enjoyed fixing all kinds of problems. 2. 翻译 (1) He posted his designs online for free to help many disabled children. 七、预习小结 区分 to do/doing 固定搭配；主题：科技创新、善良助人 Passage 2 Developing ideas P44 The power of curiosity 一、课文原文挖空答案 1. passionately 2. to spend; played 3. gave 4. to learn 二、单词过关（音标 + 单词 + 变形） 1. curiosity /ˌkjʊəriˈɒsəti/n. 好奇心；adj. curious 2. passion /ˈpæʃn/n. 热爱，热情；adv. passionately 3. scientist /ˈsaɪəntɪst/n. 科学家 4. invent /ɪnˈvent/v. 发明 5. detector /dɪˈtektə(r)/n. 探测器 6. electricity /ɪˌlekˈtrɪsəti/n. 电 7. storm /stɔːm/n. 暴风雨 8. lightning /ˈlaɪtnɪŋ/n. 闪电 三、核心短语 英汉互译 1. the power of curiosity 好奇心的力量 2. without curiosity 没有好奇心 3. draw star maps 绘制星图 4. lightning rod 避雷针 5. give courage to later generations 给予后代勇气 6. open new doors for us to learn 为我们打开学习新知的新大门 四、长难句精讲 翻译答案 1. This strong curiosity drove him to spend years studying the sky and the earth. 翻译：这份强烈的好奇心驱使他花费数年时间研究天地万物。 2. He was so curious about space that he invented a "flying chair". 翻译：他对太空无比好奇，于是发明了一把 “飞天椅”。 五、语法要点填空答案 历史人物事迹统一使用一般过去时态 六、预习习题完整答案 1. 词形变换 (1) He was passionately curious about the world. (2) Curiosity drove him to study the stars for years. 2. 翻译 (1) Curiosity is like a key, opening new doors for us to explore and learn new knowledge. 七、预习小结 积累科学、历史人物写作素材；掌握 drive sb to do、so…that… 句型 学科网（北京）股份有限公司 $ 2026秋新版外研版八年级上册英语全册12篇课文预习挖空导学案 统一7大模块：学习目标→课文原文（挖空）→单词过关（挖空默写）→核心短语（英汉互译挖空）→长难句精讲→语法要点→预习习题 Unit 3 Make it happen! Passage 1 Understanding ideas P36 A helping hand 【学习目标】 1. 词汇：robot, artificial, grow, cost, improve, weight, invent, signal, download 2. 短语：lend a hand, blow sb away, one after another, hit on success, post online for free 3. 句型：it作形式主语、不定式作目的状语 4. 语法：一般过去时、现在完成时对比；不定式作宾语/定语 5. 读懂少年Easton制作低成本机械义肢帮助残障儿童的故事，完成挖空习题 一、课文原文（挖空版） A helping hand 1 Easton LaChappelle, a 14-year-old student, stood beside his work at a science fair. It was a robotic arm. He built it out of plastic blocks and fishing line. 2 “Hello,” said a girl with an ____________ (artificial) arm, as she shook hands with Easton's work. 3 This was the first time Easton met Jenny. She was born without an arm. Her artificial arm was just a simple hook, but it ____________ (cost) 80,000. What's worse, children like her grow quickly and need new arms all the time. This created a difficult condition for Jenny's family. 4 “It blew me away! I built my arm for only 300," thought Easton. "I must lend a hand to people like her." 5 After the fair, Easton's room became a lab. He stayed there all day. He always tried ____________ (improve) his work. For his 16th birthday, Easton got a 3-D printer. And with it, he invented an artificial arm. It was able ____________ (move) with brain signals of the user. But it wasn't good enough yet: the arm ____________ (weigh) 3.6 kilograms. It was too heavy for a child. 6 Easton kept working on it. He enjoyed ____________ (fix) problems one after another. And finally he hit on success at age 23. His design only ____________ (weigh) 0.5 kilograms and cost around $500! 7 Easton's invention ____________ (help) many children. He didn't want to make money from it. He decided ____________ (post) his design online... for free! People can download the design and make an artificial arm with their own 3-D printers! 8 What a helping hand! 二、单词过关 1. ________ /rəʊˈbɒtɪk/ adj. 机器人的 2. ________ /ˌɑːtɪˈfɪʃl/ adj. 人造的，人工的 3. ________ /kɒst/ v. 花费（过去式同形） 4. ________ /ɪmˈpruːv/ v. 改善，改良 5. ________ /weɪt/ v. 重……；n.重量 ________ 6. ________ /ɪnˈvent/ v. 发明；n.发明 ________ 7. ________ /ˈsɪɡnəl/ n. 信号 8. ________ /ˌdaʊnˈləʊd/ v. 下载 三、核心短语 1. robotic arm ________________________ 2. blow sb away ________________________ 3. lend a hand to sb ________________________ 4. try to improve sth ________________________ 5. one after another ________________________ 6. hit on success ________________________ 7. post sth online for free ________________________ 四、长难句精讲 1. It was able to move with brain signals of the user. 翻译：________________________________________ 考点：be able to do 能够做某事 2. He enjoyed fixing problems one after another. 翻译：________________________________________ 考点：enjoy + doing 固定搭配 五、语法要点 1. decide / try / want 后接 ________（不定式） 2. enjoy / keep 后接 ________（动名词） 六、预习习题 1.词形填空 (1) The old arm ________ (weigh) 3.6kg and the new one ________ (weigh) only 0.5kg. (2) He decided ________ (post) the design free online. (3) He enjoyed ________ (fix) all kinds of problems. 2.翻译 (1) 他免费在网上发布设计，帮助许多残障儿童。 七、预习小结 区分to do/doing固定搭配；主题：科技创新、善良助人 Passage 2 Developing ideas P44 The power of curiosity 【学习目标】 1. 词汇：curiosity, talent, passion, scientist, invent, detector, electricity, storm, lightning, explore 2. 短语：without curiosity, draw star maps, lightning rod, give courage to, open new doors 3. 句型：直接引语、for example举例句型 4. 语法：一般过去时描述历史人物事迹 5. 读懂爱因斯坦、张衡、富兰克林、万户的故事，明白好奇心推动探索与发明 一、课文原文（挖空版） The power of curiosity 1 Albert Einstein once said, “I have no special talents. I am only ____________ (passion) curious." The greatest inventions in history would be impossible without curiosity. 2 For example, Zhang Heng, a Chinese scientist and inventor, was curious about the world. He wondered, "How does everything in the world move?" This strong curiosity drove him ____________ (spend) years studying the sky and the earth. Finally, he drew China's first star map, and invented the first earthquake detector. These achievements ____________ (play) an important role in the development of science. 3 Benjamin Franklin is another example. He was drawn to electricity and had a deep curiosity about its nature. He did lots of research. Stories said he flew a kite during a storm out of curiosity. This helped him know more about electricity and later he invented the lightning rod. This invention helps protect buildings from lightning. 4 Now let's look at Wan Hu, the Ming Dynasty pioneer of space exploration. He was so curious about space that he invented a "flying chair"! But sadly he lost his life when he tested his invention. Even though his curiosity didn't lead to success, his idea ____________ (give) later generations the courage to keep exploring space. 5 Curiosity works like a key. It opens new doors for us ____________ (learn) and discover. When we stay curious and ask questions, we can always explore more and find amazing things in the world. 二、单词过关 1. ________ /ˌkjʊəriˈɒsəti/ n. 好奇心；adj. ________ 2. ________ /ˈpæʃn/ n. 热爱，热情；adv. ________ 3. ________ /ˈsaɪəntɪst/ n. 科学家 4. ________ /ɪnˈvent/ v. 发明 5. ________ /dɪˈtektə(r)/ n. 探测器 6. ________ /ɪˌlekˈtrɪsəti/ n. 电 7. ________ /stɔːm/ n. 暴风雨 8. ________ /ˈlaɪtnɪŋ/ n. 闪电 三、核心短语 1. the power of curiosity ________________________ 2. without curiosity ________________________ 3. draw star maps ________________________ 4. lightning rod ________________________ 5. give courage to later generations ________________________ 6. open new doors for us to learn ________________________ 四、长难句精讲 1. This strong curiosity drove him to spend years studying the sky and the earth. 翻译：________________________________________ 考点：drive sb to do sth 驱使某人做某事 2. He was so curious about space that he invented a "flying chair". 翻译：________________________________________ 结构：so…that… 如此……以至于 五、语法要点 历史人物事迹统一使用________时态 六、预习习题 1.词形变换 (1) He was ________ (passion) curious about the world. (2) Curiosity drove him ________ (study) the stars for years. 2.翻译 (1) 好奇心如同钥匙，为我们打开探索新知的大门。 七、预习小结 积累科学、历史人物写作素材；掌握drive sb to do、so…that…句型 学科网（北京）股份有限公司 $