（2021新牛津译林版）高中英语必修三Unit4extended reading 1 ppt课件.ppt

1、The value of science Lead in What positive effects of science can you think of on peoples life？ Analyze the structure Find the key sentence from each paragraph Three values of science(3-6) Introduction to the topic(1-2) Duty of scientists(7) *When I was young,I thought science was _. *During the war

2、, I found science was obviously_. *Is there some_involved in science. 2._ 3._ provide the intellectual enjoyment. enable us to doubt enable us to do and make all things. 1._ *progress is the fruit of _of thought *Doubt is _and discussed useful serious evil freedom welcomed para 1-2 What made the aut

3、hor change his attitude to sciences value? Detailed infomation His experience during the war Further thinking 1. Do think he would be in favor of using the atomic bomb in the war? why or why not?(para1) 2. Why did Feynman think he thought long and hard about this question? * reflects his mixed feeli

4、ngs about science and perhaps he is unwilling to accept the fact that science is an evil. 1. he loved science and devoted himself to 2. he saw terrible results brought by his work on the atomic bomb. Detailed information para3: discussion In this paragraph,the pronounce “it” is used 5 times.What doe

5、s “it” refer to in each case? The first two(line 12) refer to “making good things”, the final three (line 14and 16) refer to “scientific knowledge”. Further thinking According to Feynman,who should be blamed if the power of science is used to do something bad? * Scientific knowledge is an enabling p

6、ower to do either good or bad-but it doesnt carry instructios on how to apply it. * If the science is used to do something bad,it is not the science,but the man misusing it that should be blamed. Detailed information para4: The keyword of this paragraph is _? Then can you find the expressions with p

7、ositive meaning Feynman used to creat the atmosphere of “enjoyment”? intellectual enjoyment excitement,wonderful mystery,inspiring, with pleasure and confidence Appreciating “We turn over each new stone to find unimagined strangeness leading on to more wonderful questions and mysteries.”（para4) new

8、stone refers to_ “turn over each new stone” refers to the process of _. difficult/ problem/confusion. discovery/exploration It is an analogy.(类比）类比） Detailed information para5-6 When a scientist doesnt know the answer to a problem, what changes would his mind experience? The scientist has a lot of e

9、xperience with ignorance and doubt and uncertainty, and this experience is very important. never stop the footsteps towards the truth Detailed information para 7 1.What does Feynman call on the scientists to do? 2. What rhetorical device(修辞）修辞）is used in the last paragraph? What effect does it have?

10、 .to declare the value of this freedom, to teach .and to demand. The parallel structure is applied here with the use of three to-infinitives. It has a powerful effect to make the audience aware of the significance of the freedom of thought and the value of doubt. B1U1 Who knows what beautiful works

11、of art you will create ， what medical advance you will make or what amazing technologies you will develop! Review Learn this:Parallel structures use the same pattern of words or sentences.They can add balance to sentences and make the language more powerful and effective. Can you make a sentence wit

12、h parallel structures? 让我们用双手创造财富，让我们用智慧探索未来，让我们让我们用双手创造财富，让我们用智慧探索未来，让我们 用精神感动世界。用精神感动世界。 (let .with. ) Let us create wealth with our hands,let us explore the future with our wisdom,and let us move the world with our spirit. Critical thinking How do you understand the famous saying,”science is a do

13、uble-edged sword”? . advantage. disadvantage. advantages outweigh its disadvantages. summary According to what we have learnt from this unit,do you think how to be a qualified scientists? qualities:_ they call on scientists to _ curious, creative, intelligent, adventurous, team spirit, knowledgable,

14、 willing to sacrifice, strong-minded, brave devoted to science and love it. Analyze the structure Find the key sentence from each paragraph Three values of science(3-6) Introduction to the topic(1-2) Duty of scientists(7) *When I was young,I thought science was _. *During the war, I found science was obviously_. *Is there some_involved in science. 2._ 3._ provide the intellectual enjoyment. enable us to doubt enable us to do and make all things. 1._ *progress is the fruit of _of thought *Doubt is _and discussed useful serious evil freedom welcomed Richard Feyman