Unit 4Extended reading ppt课件-（2020）新牛津译林版高中英语必修第三册.ppt

1、P5 Extended reading- The Value of ScienceWho is Bill Gates talking about in the video?What do you know about him from the video?Now, lets read a public lecture by Richard Feynman.Read the lecture and find out the authors ideas on the value of science. Scientific knowledge enables us to do and make a

2、ll kinds of things. Science provides us the intellectual enjoyment. Science provides us very important experience with ignorance and doubt and uncertainty.How does Richard Feynmans personal experience influence his attitudes towards science?Useful Expressions: When he was young During the war P54 AW

3、rite a summary of the lecture transcript. Use the following ideas to help you. His personal experience His ideas on the value of scienceWhen Richard Feynman was young, he thought the only use for science was to make good things for people. However, after he worked on the atomic bomb, he realized tha

4、t science could also be used for evil. He wondered what the value of science really was and he decided on three values. The first value is that scientific knowledge enables us to do and make all kinds of things. The second is the intellectual enjoyment it can provide us with. And the third value is

5、scientists freedom to doubt.It is our responsibility as scientists, knowing the greatprogress that is the fruit of freedom of thought, todeclare the value of this freedom; to teach how doubtis not to be feared but to be welcomed and discussed;and to demand this freedom as our duty to all cominggener

6、ations.形式主语形式主语真正的主语：三个并列的动词不定式短语真正的主语：三个并列的动词不定式短语V-ing形式作原因状语形式作原因状语vt. 声明，宣称声明，宣称 He declared that he would never go back on his words. She declared herself extremely hurt by his lack of support.他他宣称宣称他绝不食言。他绝不食言。她她说说自己非常伤心，因为他没有得到支持。自己非常伤心，因为他没有得到支持。作为科学家，我们明白巨大进步源于思想自由，因此，作为科学家，我们明白巨大进步源于思想自由，因

7、此，我们有责任声明这一自由的价值；有责任教育人们不我们有责任声明这一自由的价值；有责任教育人们不必害怕怀疑，而要欢迎怀疑、讨论怀疑；有责任强烈必害怕怀疑，而要欢迎怀疑、讨论怀疑；有责任强烈要求这一自由，这就是我们对后世的义务。要求这一自由，这就是我们对后世的义务。Sentence analysing for better understanding.Feynman believes that of all sciences many values, the greatest must be the freedom to doubt. How do you understand this?P54

8、 BPossible answer: This belief expresses a similar meaning to this units opening quote “The scientist is motivated primarily by curiosity and a desire for truth. “Only when scientists raise doubts can they open up the opportunity to explore the unknown, which is what leads to scientific achievements

9、. Feynman further emphasizes this value when he says, “Permit us to question-to doubt-to not be sure.” He points out that scientists must always be allowed to question and doubt things, because he knows it is the key to how science is able to progress.1. go off2. with a bang3. devote yourself to sb.

10、/sth.4. let sb. down5. turn over each new stone6. take it for granted (that ) （以某种方式）发生（以某种方式）发生极为成功，引人注目极为成功，引人注目献身；致力；专心献身；致力；专心进行一次次新的探索进行一次次新的探索认为认为是理所当然的是理所当然的使某人失望使某人失望1. What do you know about Richard Feynman? 2. Can you get the main idea of this lecture?3. What do you think the value of science is?