1、1 英语英语 （必修（必修第三册）第三册） Unit 4 Scientists who changed the world Extended reading I. Learning objectives By the end of the lesson, the students will be able to: 1. know about Richard Feynman and his achievements; 2. understand the value of science Feynman emphasizes in the lecture; 3. analyse the purpo
2、se of the lecture, the structure and the language style; 4. write a summary of this lecture. II. Key competence focus 1. Understand the value of science from the angle of a scientist. 2. Write a summary of this lecture. III. Predicted area of difficulty Understand the deep meaning of the value of sc
3、ience proposed by the author. IV. Teaching procedures Step 1 Introduction of the author 1. T asks Ss the following questions to lead in: Have you ever watched videos or read about Feynmans anecdotes before? What do you know about Feynman? What unique personality traits of Feynman attract you most? 2
4、. T introduces Richard Feynman to Ss. 【设计意图： 学生通过问题讨论对作者不同寻常的身份、 特有的性格特征及卓越的科学贡献 有大致的了解，在对作者充满敬佩的同时更激发他们阅读演讲内容的浓厚兴趣。 】 Step 2 Brainstorming 1. Ss brainstorm aspects associated with the fruits of science. T: What benefits have we reaped from the power of science? 【设计意图：从文本的主题语境入手，启发学生联想与文本相关内容，引领学生关注
5、标题关 键词，深度解读课文标题，培养学生预测性思维能力。 】 Step 3 Global reading 1. T asks Ss to understand the structure of the lecture. T asks Ss to go through the passage quickly and answer the following questions: (1) What made the author think twice about the power of science? (The destruction of people and the risky futu
6、re of the world caused by the atomic bomb he had worked on.) (2) Why does the author give the lecture? (Possible answer: To answer the question lingering in his mind for years.) 2 (3) How many values of science are mentioned in the lecture? What are they? (Possible answer: Three. The value of creati
7、on, the intellectual enjoyment and the freedom to doubt.) T: They are also the main point of paragraph 3, paragraph 4 and paragraph 56. 2. T asks Ss to create the mind map of the article, talk about the function of each part and share it with classmates. 【设计意图：指导学生通过获取、概括、整合等思维活动定位归纳段落主题句，概括段落大 意，学会
8、从宏观层面把握文脉，理清语篇整体结构，快速找出文章主旨，培养学生查找处理 整合信息的能力。 】 Step 4 Close reading T asks Ss to read paras. 12 again, form a mind map of the authors internal struggle and summarize the first two paragraphs. 1. T guides Ss to analyse para. 3 to understand the logic of the paragraph and summarize point 1. TS - SS1-
9、SS2-CS 2. T asks Ss to experience the authors intellectual enjoyment and summarize point 2. 3. T guides Ss to analyze the last three paragraphs deeply and summarize point 3. 【设计意图： 论述话题的深奥以及演讲稿的背景对学生对于文章的逻辑关系及深层次理解造 成一定的障碍。 基于对文章的框架的了解， 通过逐段分析 37 段作者对于科学价值三个方面 的细致阐述，学生对作者观点有了更具体深刻的理解。培养学生提取观点、段落层次分析
10、及 段落概括的能力】 Step 5 Critical thinking T guides Ss to re-read para. 3 and discuss the following question: How do you think we should apply powerful inventions without specific instructions? 【设计意图：让学生辨别作者的态度和写作目的，启发学生对“科学价值”如何正确为人类 所用思考，鼓励学生创造性地表达自己的观点，进一步了解作者演讲的目的，在生活中做出 有益于社会的价值判断。 】 Step 6 Appreciati
11、on T asks Ss to appreciate the language and rhetorical devices used in the lecture and analyse the effect they have. 【设计意图：引导学生进一步研读语篇，欣赏语言风格和写作技巧，了解此类写作手法的目 的及效果，提升阅读欣赏水平。 】 Step 7 Summary writing T guides Ss to combine the four pieces summed up for each part to form a brief summary of the lecture. 【设计意图：引导学生回顾全文，回顾概述写作要领，通过实践训练提高概括信息、整合信 息及综合运用语言的能力。 】 Step 8 Homework 1. Polish up the summary using the writing strategy. 2. Explore the world of Richard Feynman and foster the love and passion for science. 3
