Unit4 Section B(1a-2c)教学设计 2025-2026学年人教版八年级英语下册

2026-04-30
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课题 U4 Section B(1a-2c) Why do we explore nature? 课型 新授课 (读写) 课时 5 主备人 审核人 学习 重点难点 重点:掌握珠峰探索相关核心词汇与短语(如Death Road, Chinese Ladder, curious);通过阅读提取中国登山队登顶的时间、方式、成就等关键信息;学会区分文本中的事实与观点;能用英语简述珠峰探索的挑战与意义。 难点:准确区分文本中的事实与观点,理解探索背后的精神价值(如团队协作、坚韧不拔);灵活运用目标词汇与句式,在真实语境中分享对探索精神的理解;将“探索自然、挑战自我”的认知转化为具体表达,贴合英语交流习惯。 学习 目标 语言能力 能够在珠峰探索阅读情境中,运用略读、寻读提取核心细节,区分事实与观点,掌握探索类核心词汇用法;在分享会中梳理探索信息、简述成就,参与小组互动;结合自身经历用英语分享探索故事,提升英语阅读与表达能力。 文化意识 能够通过阅读珠峰探索文本,了解中国登山队的探索精神与珠峰探索的国际意义;在分享与互动中,理解挑战自我、探索自然是跨文化共通追求,培养家国情怀与敬畏自然、勇于探索的意识。 思维品质 能够梳理珠峰探索的挑战与历程,区分事实与观点,理清逻辑关联;分享时条理清晰地表达探索内容、挑战与收获,整合探索精神与个人感悟,提升信息梳理、逻辑表达与深度思考能力。 学习能力 能够在阅读与小组活动中掌握探索主题词汇与阅读、表达技巧;主动梳理信息、参与互动、分享个人经历,总结探索类英语表达方法,提升自主学习、合作探究与用英语传递探索精神的综合能力。 当堂评价 1. 能够准确说出核心词汇(如Death Road, Chinese Ladder)的词义,正确区分至少3组事实与观点;独立梳理出中国登山队1960 年、1975年、2020年的探索细节,信息提取完整、逻辑清晰; 2. 能够用目标词汇简述中国登山队的探索成就,语句通顺;两人一组交流不同自然探索的挑战与价值,内容贴合主题,表达自然流畅; 3. 能够完整分享自身的探索经历,内容包含“探索内容+挑战+收获”,词汇运用恰当,语句通顺;能体现出对“挑战自我、探索自然”的理解。 教学活动设计 学习活动 教师导学 学习评价 Step 1. Lead-in. Watch the video and have a discussion about Qomolangma. Exchange the information what they’ve known with each other, including locations, conditions, and so on. Play a video about Mount Qomolangma. T: What do you know about Mount Qomolangma? Play another video about Climbing Facts. 师评。观察学生能否通过视频与已有认知,交流珠穆朗玛峰的地理位置、极端环境,评估信息提取与口语表达能力。 【设计意图】播放珠峰视频与攀登事实素材,直观呈现珠峰的壮丽与艰险,快速激发学生对世界之巅的探究兴趣,营造沉浸式课堂氛围。引导学生交流已有信息,回顾珠峰的位置、气候、地形等地理常识,实现“以旧带新”,为精读环节铺垫背景知识。通过了解珠峰攀登知识,感受人类探索自然的勇气与精神,同时渗透对自然敬畏、保护极地环境的意识,实现语言学习与人文素养的融合。 Step 2. Reading. 1. Prediction. Read the title and observe the pictures. Try to guess the main idea. Sa: It is probably about climbing Qomolangma. 2. Fast reading. Look through the text, divide it into three parts and match the main ideas and try to find out the main idea of each part. Sa: The challenges of climbing Qomolangma and the achievements of Chinese climbers. Sb: A mix of narrative and expository writing. 3. Careful reading. Scan the article to find the information and write down the names and numbers. Read Para. 1-2 and complete the table. Report their answers. Read Para. 3-4 carefully and match the years with the events. Sc: In 1960, the climbers reached the top for the first time. List the information about the impossible obstacle: The Second Step. Sd: Liu allowed his teammates to step on his shoulders. Bit by bit, the climbers pulled themselves up and they made it. Read Para. 5 carefully and try to find out the answers. Se: Dangerous. Sf: They failed to reach the top. Sg: Curiosity and ambition. Sh: Because they want to know the unknown, to see if humans can survive, to challenge limits, to achieve greatness and to prove oneself. Circle T for true or F for false. Then correct the false statements. Read the short passage and fill in the blanks based on the passage. Guide Ss to use the title and pictures in 1b and make predictions about the main idea. T: What’s the text probably about? Ask questions and provide some main ideas and guide Ss to divide the passage into three parts. T: What is the passage mostly about? T: What is the text type? Explain the meaning of “scanning” strategy. Then let Ss read the text quickly to find the specific information. Check the answers. Ask Ss to read the first part and fill in the chart with challenges and details. Check the answers. Let Ss read the second part. Provide the information for Ss to match. Check the answers. T: How did climbers get past the Second Step? Let Ss read the third part and ask some questions. T: Is climbing Qomolangma dangerous or safe? T: What happens to many climbers? T: What human qualities make people climb the mountain? T: What kind of curiosity and ambitions drive people to climb Mount Qomolangma? Let Ss finish activity 1d. Provide a summary for Ss to complete. Play the video of the passage for Ss to read and enjoy. 师评。观察学生能否结合标题与图片,合理推测文本主旨(关于攀登珠穆朗玛峰),评估阅读预测能力与图文信息关联能力。 师评。观察学生能否快速浏览文本,将内容精准划分为三部分,并与所给主旨进行匹配,评估略读策略与整体语篇把握能力;能否准确识别文本属于“叙事与说明结合”,评估文体认知与写作手法分析能力。 自评、师评。观察学生能否运用扫读策略,快速定位并提取文本中的专有名词、数字,评估细节信息抓取与扫读策略运用能力;能否准确填写珠峰攀登挑战表格,完成年份与事件的匹配,准确复述中国登山队跨越“第二台阶”的细节,回答珠峰攀登的危险性、攀登动机等深层问题,完成正误判断与短文填空,能否结合文本,分析登山者的品质(好奇心、野心、挑战极限等)。 【设计意图】承接上一环节的珠峰话题,通过预测自然过渡到文本阅读,保持学生对珠峰主题的探究兴趣,实现课堂环节的流畅衔接。通过“分段+主旨匹配”的任务,训练学生抓段落主题句、梳理文章脉络的略读能力,培养高效阅读习惯,克服长篇阅读的畏难情绪。通过分层精读任务,落实扫读、精读等阅读策略,实现从“细节提取”到“深度理解”的递进,深化语言学习与人文素养培育。通过表格填空、年份匹配、细节复述等任务,将零散的文本信息(珠峰环境、中国登山史、攀登意义)结构化,帮助学生建立清晰的知识框架,夯实语言基础。聚焦中国登山队故事,传递家国情怀、团队协作、永不放弃的精神,实现语言学习与德育的深度融合。从“提取事实细节”到“分析深层问题”,引导学生从“知其然”到“知其所以然”,培养批判性思维与深度思考能力,深化对“攀登精神”的理解。 Step 3. Post-reading. Work in groups and have a discussion about T’s questions. Then share their opinions in class. Sa: People are just curious and want to challenge themselves. Sb: I think a good mountain climber need to be ... because .... For example, when he ... . So, in my opinion, should be ... Ask some questions to guide Ss to think deeper. T: How do you think the Chinese climbers felt when they placed the national flag on top of Qomolangma? T: What do you think George Mallory meant by “because it’s there”? T: What qualities do you think a good mountain climber needs to have? Provide some sentence structures and the evaluation standards to help Ss to talk about their ideas. 师评。观察学生能否围绕 “登顶感受”“优秀登山者的品质”等问题,结合文本内容展开深度讨论,评估批判性思维与合作探究能力。 自评、互评、师评。观察学生能否运用课堂提供的句型结构,清晰、有条理地阐述观点,做到发音语调自然、表达响亮清晰、肢体语言生动,评估口语表达与逻辑组织能力。 【设计意图】通过“深度讨论—观点输出—评价反思”的阶梯式任务,实现从“文本输入”到“思维输出”的转化,深化主题理解与核心素养培育。以开放性问题引导学生从情感、精神、品质等多维度思考,从“读懂文本”升级为“读懂精神”,深化对珠峰攀登、家国情怀、人类探索精神的理解,培养批判性思维与深度思考能力。提供句型支架与评价标准,帮助学生将文本中的语言知识迁移到真实交际中,在观点表达中巩固所学,提升口语输出的准确性、流利度与逻辑性。聚焦1960年中国登山队登顶的历史时刻,传递家国情怀、民族自豪感、团队协作、永不放弃的精神;通过探讨“because it’s there”的探索精神,引导学生理解人类挑战极限、探索未知的勇气,实现语言学习与德育的深度融合。 Step 4. Vocabulary in Use. Match the words with their opposites. Report their answers. Read the examples and make more sentences using how and the words in the box. Enjoy the video and complete the passage with the correct forms of the words in the box in activity 3c. Ask Ss to finish activity 2a. Then check the answers. Let Ss finish activity 2b. Make sure Ss can understand the example questions. Encourage Ss to share their questions in class. Play a video about Lake Baikal to increase Ss’ background knowledge. Then let Ss finish activity 2b. 师评。观察学生能否观察学生能否精准匹配反义词和对应词,评估词汇辨析与反义/同义认知能力;能否运用方框内词汇结合how句型,生成语法正确、语义连贯的句子,评估语言迁移与句型运用能力;能否结合贝加尔湖视频与语境,准确填出deepest等词的正确形式,评估语境理解与词形变化掌握能力。 【设计意图】通过“词汇辨析—句型拓展—语境内化”的阶梯式任务,实现词汇从“识别”到“活用”的转化,同时拓展背景知识。通过反义词匹配,帮助学生系统巩固极端环境相关词汇的含义与对立关系,构建清晰的词汇网络。引导学生用how句型进行造句,将静态词汇转化为动态表达,提升口语交际的准确性与丰富度。结合贝加尔湖视频与短文填空,将词汇置于真实地理语境中,让学生在理解背景的基础上精准运用词汇,降低记忆难度,提升语篇理解与写作能力。 Step 5. Conclusion. With T’s help, try to sum up what they have learned this lesson. 自评、师评。观察学生能否在教师引导下,系统梳理本课核心内容,并阐述对登山精神的理解。 【设计意图】引导学生将分散的阅读信息、词汇知识、阅读策略与精神内涵串联成完整体系,巩固本课学习成果,形成清晰的认知框架。回顾中国登山队的历史成就,深化家国情怀与民族自豪感,实现语言学习与德育的深度融合,让学生在掌握知识的同时,收获精神成长。 板 书 设 计 作 业 设 计 必做 1. Write 4 sentences using key phrases (e.g. risk lives, achieve success, inspire others, measure height) from the text. E.g. Climbers risk their lives to reach the top of high mountains. 2. Summarize the Chinese climbing teams’ achievements in 8 sentences, including what they did and why it matters. 选做 1. Write a 5-sentence short passage about one natural exploration that inspires you. Use at least 3 lesson vocabularies (e.g. challenge, curious, explore) and follow the structure: “exploration event + how it inspires you + your feeling about it”. 教学反思 【优点】本课时紧扣“探索自然、挑战自我”主题,教学活动贴合阅读课目标:通过“扫读提取信息”的任务落实学习理解,借助“梳理登山队成就”推进应用实践,以“分享探索感悟”实现迁移创新,多数学生能完成对应任务,语言与认知同步提升。同时,分层设计清晰,基础任务聚焦词汇与信息提取,适配薄弱学生;拓展任务侧重语言应用与意义思考,满足学优生需求,兼顾不同进度,提升了学生参与度与成就感。 【不足】时间分配失衡:在分析“探索精神的深层价值”环节耗时过长,导致“学生分享自身探索经历”的迁移环节时间不足,部分学生未能充分展示,影响教学完整性。评价形式单一:以教师点评为主,学生自评、互评流于表面,评价标准解读不细致,未能有效借助评价促进学生反思与提升,削弱了学习效果的巩固。对“保护自然”的关联不足:未引导学生从探索延伸到生态保护,育人目标的深度稍显欠缺。 【改进】优化时间管理:预设各环节时长,用倒计时提醒把控节奏;将“探索精神价值分析” 改为小组限时讨论(3分钟),确保迁移环节有充足时间让学生展示。完善评价体系:细化评价标准(如“词汇运用准确性”“内容逻辑性”)并以清单呈现;增加自评(对照标准自评星级)、互评(小组内投票选优秀案例)环节,引导学生主动参与评价;利用评价结果,课后对展示不足的学生进行单独指导,动态调整后续教学策略。深化育人关联:在迁移环节增加“探索与保护”的思考,引导学生结合探索经历提出1条保护自然的具体行动,强化“探索与守护共生”的认知。 学科网(北京)股份有限公司 $

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Unit4  Section B(1a-2c)教学设计 2025-2026学年人教版八年级英语下册
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Unit4  Section B(1a-2c)教学设计 2025-2026学年人教版八年级英语下册
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Unit4  Section B(1a-2c)教学设计 2025-2026学年人教版八年级英语下册
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