内容正文:
Unit 2 Out of this world
Period 4 Extended reading-Assessment教学设计
教学基本信息
单元名称
选择性必修第三册Unit 2 Out of this world
学科
英语
学段
高中
年级
高二第一学期
主要教材
书名:普通高中教科书·英语选择性必修第三册
出版社:译林出版社 出版日期:2021年7月
课时安排
2课时(80min)
课型
泛读课
教学设计理念
主题语境引领下的词汇、语法教学,英语学习活动观
本节课遵循主题语境引领下的英语学习活动观,以 “太空探索与天体生存” 为核心主线,坚持以学生为中心。通过“导入 — 阅读 — 探究 — 实践 — 语言点 — 总结 — 评估” 的链式活动,引导学生理解太空探索主题议论文的体裁特征、太空探索的多元价值及天体生存的挑战与解决方案。借助阅读策略训练(略读梳理论点、精读提取细节)、批判性讨论、项目式学习(制作天体生存简介),提升学生的语言运用能力、科学探究能力与实践创新能力,增强对太空探索意义的辩证理解,培养科学精神、团队协作与全球合作意识。
教材分析
【What】文本包含两部分:一是议论文《太空探索的原因》,从好奇心、宇宙认知、技术应用、经济价值、教育激励五个维度阐述人类探索太空的意义,兼具逻辑性与说服力;二是太阳系七大行星及月球的基础信息(表面特征、气候、水与大气等),配套项目任务要求小组选择某一天体,研究其生存挑战并提出解决方案,制作生存简介并展示。核心要素涵盖议论文阅读策略、太空探索利弊分析、天体生存实践设计。
【Why】通过学习,学生可系统了解太空探索的多元价值,建立 “探索与挑战并存” 的认知,同时提升议论文解读与批判性分析能力,实现语言学习与科学素养、项目式学习的深度融合。借助天体生存项目,培养学生的问题解决能力与创新思维,激发对航天事业的兴趣与家国情怀。
【How】议论文按 “总 — 分 — 总” 结构展开,论点清晰、论据充分,适合训练略读(梳理论点)与精读(分析论据)策略;天体资料以简洁说明性语言呈现,为项目实践提供基础支架。项目式学习通过“研究 — brainstorm— 设计— 展示” 的流程,将语言运用与实际问题解决结合,符合高二学生的认知特点与实践需求。
学情分析
1.What I know
高二学生对太空探索话题兴趣浓厚,掌握 rocket、probe、planet、universe 等基础词汇,具备初步的议论文阅读能力与小组合作经验,能简单表达对太空话题的观点,但缺乏对太空探索深层意义的系统认知。
2.What I want to know
学生希望了解太空探索的具体价值与挑战,掌握议论文的分析方法,渴望通过实践活动(如制作天体生存简介)灵活运用语言,探索天体生存的可能性,满足对太空生活的好奇心与探索欲。
3.What I learned
学完后,学生能梳理太空探索的核心原因,批判性分析其利弊;掌握天体生存的关键挑战与解决方案,能制作结构清晰、逻辑连贯的天体生存简介;能撰写与太空生活相关的征文或值日报告,培养科学探索精神与创新实践能力。
教学目标
1.语言能力
掌握太空探索相关核心词汇(curiosity、exploration、radiation、shelter、alternative energy 等)及短语(long to do sth.、make sense of、go far beyond、take shelter from 等),能在口头与书面表达中准确运用。理解议论文的体裁特征(论点 — 论据 — 结论),能模仿其结构分析话题;掌握天体生存简介的核心要素,能用英语撰写简洁严谨的说明性文案及相关主题的征文或值日报告。
2.学习能力
学会通过略读梳理议论文的核心论点,通过精读分析论据的合理性与论证方法。能运用思维导图整合天体信息,提升自主探究、信息筛选、团队协作与成果展示能力。
3. 文化意识
了解全球太空探索的发展意义,认识科学探索中合作与创新的重要性,培养科学精神与全球视野。理解人类对未知的探索精神,树立 “脚踏实地、仰望星空” 的进取意识,增强对航天事业的认同感与自豪感。
4.思维品质
通过分析太空探索的利弊,培养批判性思维与辩证看待问题的能力。通过设计天体生存方案,激发创新思维与问题解决能力(如何应对极端环境、资源短缺等挑战)。
教学重难点
教学重点
掌握太空探索主题议论文的结构与核心词汇,理解太空探索的五大原因及论证逻辑。明确天体生存简介的核心要素(基础信息、挑战、解决方案),能完成小组项目制作与展示。教学难点
批判性分析太空探索的利弊,有理有据地表达个人观点。在项目中结合天体实际情况,提出科学合理的生存挑战与解决方案,提升文案的逻辑性与说服力。
教学资源
课件PPT,黑板、白板。
教学活动设计
教学过程
活动形式及步骤
活动意图
时间
学习理解
Activity 1 Lead in
1.提问激活背景:
What are the devices above?
Do you want to explore the space? Why?
2. 欣赏有关太空探索的视频,引导学生初步感知太空探索的魅力与挑战,引出本节课主题。
●以直观图片和视频激活学生背景知识,激发对太空探索话题的兴趣,为后续阅读与讨论铺垫。
5min
Activity 2 Reading
1. Read for structure.
Read the article and comple the chart below.
2. Read for details.
Read para.1 again and answer the following question.
Why does the author tell a true story at the beginning of the first paragraph?
答案:To encourage the reader to think about why humans did not regularly visit other planets in the solar system after Armstrong’s landing on the Moon and also to introduce the fact that actually exploration is extremely difficult and dangerous.
Read para. 2 again and answer the following question.
How do you understand the sentence “With each space mission comes greater insight, thus motivating us to continue along the same path of adventure” in lines17-18?
Driven by curiosity, humans never stop the adventure into new places. In this continuous process, humans become more insightful and knowledgeable about the universe, which in turn motivates mankind to explore further.
Read para. 2 again and answer the following question.
What fundamental questions can exploring space address?
答案:Exploring space helps address fundamental questions about our place in the universe and the history of our solar system.
Read para.4 again and answer the following question.
How can these advances help humankind?
答案:These scientific and technological advances can provide benefits to societies on the Earth in many areas including health, energy and information technology.
Read para.5 again and answer the following question.
What career opportunities are provided for young people?
答案:Jobs in the space industry go far beyond the astronauts that receive widespread media coverage. There are many support staff on the ground, such as engineers, mechanics and research assistants.
Read para.6 again and answer the following question.
What does the author imply by saying “For me personally, this is by far the biggest reason for humanity to explore space” in lines 45-46?
答案:In the author’s opinion, the positive influence on children is the most significant reason for exploring space. Children are a nation’s and even the world’s future. Humans should not only pass on knowledge but also ensure future generations have a thirst for knowledge. Amazing work done by great scientists, astronauts and other support staff may deeply inspire children to work hard.
3. Summarize the reasons for space exploration mentioned in the article.
4. Critical thinking
What is the editor’s purpose of writing this article?
答案:To share his viewpoints about the meaning of human’s space exploration and meanwhile to encourage the readers to analyse the issue in a more critical way.
●通过略读与精读结合,训练阅读策略,帮助学生理解议论文结构与论证逻辑,培养文本分析能力。
25min
Activity 3 Discussion
In pairs, discuss the following questions.
1. The article talks about the advantages and disadvantages of space exploration. Do you agree or disagree with the author’s opinion? Why?
2. Our exploration of space has already taught us many things. What do you the future of space exploration holds for human understanding? Give reasons for your opinion and support your reasons with evidence.
●深化对太空探索意义的理解,锻炼口头表达能力与批判性思维,鼓励个性化观点输出。
10min
Activity 4 Project
1.As a class, discuss the seven planets and the Moon in the solar system, where humans could possibly move to live.Then in groups,choose one to research.
Mercury Jupiter Uranus Mars
Venus Saturn Neptune Moon
2.As a group, research your chosen heavenly body and brainstorm the challenges it will present. Try to think of solutions to the challenges. Use the ideas below to help you.
Basic information (size,distance from the Sun/Earth, surface features, climate, water, atmosphere, etc.)
Challenges(resources, food supply, cold, radiation, communication with the ground, etc.)
Solutions
3. Read the sample in Part C on Page 27 to learn how to make a profile on how to live beyond the Earth. and answer the following questions.
①What does the sample mainly focus on?
②What are the challenges people have to overcome on Mars?
③What solution does the sample give?
④What do you think of the sample?
4.Work in groups and discuss the details of your profile. Present your work to the whole class.
●将语言学习与实践结合,提升信息整合、创新设计与团队协作能力,强化对天体生存话题的理解与应用。
15min
应用实践
Activity 5 Language points
详解文章中的重点单词和短语。
●梳理核心语言知识,强化词汇与短语的运用能力。
10min
Activity 6 Summary
The reasons 1.____we desire to explore space are as follows. First of all, it is out of our natural 2._______(curious) about the unknown. 3.____we are fascinated by the sky is evident in ancient tales from around the world, such as that of Chang’e. Secondly, the results of the space 4.___________(investigate) have made major contributions to an 5._____________(understand) of the origin, evaluation, and likely future of the universe. Thirdly, with technologies first researched and developed for space 6.__________(explore), we can solve some of the big problems 7.______(face)mankind, 8._______ (make) our lives safer and easier. Fourthly, the space industry can actually bring great 9.________(economy) value as well as job opportunities. Furthermore, what these people do can provide education and 10. _________ (inspire) for the next generation.
答案:1. why 2. curiosity 3. That 4. investigations
5. understanding 6. exploration 7. facing 8. making 9. economic 10. inspiration
●快速回顾知识点,强化记忆,形成完整的知识框架。
8 min
Activity 7 Assessment
展示评价表,供学生对自己本节课中的表现及所学情况进行自我评价。
●通过自评让学生认知学习效果,为课后针对性复习指明方向。
4min
迁移创新
作业内容
作业设计意图
3min
本节课作业二选一,为分层作业,难度有所区别。基础一般的同学可以选择第一项和第二项,基础较好的同学可以选择第二项和第三项。
假设你是李华,你们学校英语报近期举行题目为“What life will be like on Mars in the future?”的征文比赛,请你给报社投稿,主要内容如下:
1.肯定未来在火星上生活的可能性;
2.想象未来在火星上生活的样子;
3. 个人对在火星上生活的态度。
注意:
1. 词数100左右;
2. 可以适当增加细节,以使行文连贯。
What life will be like on Mars in the future?
____________________________________________
____________________________________________
二选一
假如英语老师要求每位同学用英语写值日报告 (duty report) 。请你以“火星生活”为话题,发表一个值日报告。内容如下:
1. 人类对火星生活的向往;
2. 人类在火星上生存的条件及其必要性;
3. 你是否愿意到火星上去生活,为什么?
注意:
1. 词数100左右;
2. 可以适当增加细节,以使行文连贯。
____________________________________________
____________________________________________
参考范文一:
What life will be like on Mars in the future?
In the future, Mars will be a good place for people to live in, because people will produce enough air and water on Mars.
What life will be like on Mars in the future? Just like they’re on the earth, people will be busy with working and studying on week-days. At weekends, they will relax by going to the park. During a long holiday, they’ll return to the earth by spaceship to visit their families and friends.
Life on Mars will be very interesting.
参考范文二:
With the increasing population on Earth, human beings have been trying to find another planet in space to live on.
It is reported that liquid water has been found on Mars, which provides necessary conditions for all living things. To some extent, the climate on Mars is quite similar to that on Earth, which makes it possible for humans to live on Mars. Therefore, it is quite probable that humans will live on Mars one day.
As far as I am concerned, I would be willing to live on Mars if I got the chance in the future. Since it is a completely new place, I think it will be magical.
●巩固课堂知识,兼顾不同水平学生需求,强化书面表达能力与跨文化宣传意识。
板书设计
Unit 2 Out of this world
Extended reading-Assessment
1. Argumentative Essay (Space Exploration)
Structure: Thesis → Arguments → Conclusion
Key Arguments: Curiosity → Understand the universe → Solve Earth’s problems → Economic value → Inspire the young
2. Celestial Body Profile
Elements: Basic info → Challenges → Solutions
Example (Mars): Radiation/dust storms → Shelter + Solar/nuclear energy
3. Core Vocab & Phrases:
curiosity, exploration, radiation, shelter, long to do sth., make sense of, go far beyond
教学反思
优点:
以太空探索与天体生存为主题,契合高二学生兴趣点,多模态资源(视频、天体资料)有效降低学习难度;项目式学习(制作生存简介)实现 “学用结合”,既锻炼语言运用能力,又提升团队协作与创新思维;分层作业与多样化活动(阅读、讨论、展示)满足不同学生的学习需求,兼顾听说读写综合能力。
缺点:
部分学生对太空探索的技术细节、天体生存的科学原理了解不足,影响项目方案的合理性;小组讨论中个别学生参与度不高,观点表达不够深入;议论文的论证方法分析环节时间略紧张,部分学生未能充分消化。
改进:
课前发放太空探索科普短文与天体知识预习单,提前铺垫背景知识;优化小组分工机制,明确每个人的任务(资料搜集、方案设计、文案撰写、展示),确保全员参与;增加 “论证方法专项分析” 环节,提供更多实例帮助学生理解,课后通过在线平台分享优秀项目作品与议论文分析范例,拓展学习空间。
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