译林版（2019）必修三： Unit 4Scientists who changed the world Extended reading（1） 课件(30张ppt)

(共30张PPT)
Unit 4 Scientists who changed
the world
( Extended reading)
【版本：译林　册别：必修三】
Cultural background
“The Value of Science”
本文改自理查德·费曼（Richard Feynman，1918年5月11日—1988年2月15日）的演讲。
费曼是美国著名物理学家，加州理工学院物理学教授；1965年诺贝尔物理学奖得主 ；1942年，24岁的费曼加入美国原子弹研究项目小组，参与秘密研制原子弹的项目“曼哈顿计划”。
Ⅰ
Fast reading
Read the lecture and divide it into three parts (P53-54)
Para. 1
Para. 2-6
Para. 7
His personal experience
Para. 2
Para. 3
Para. 4
Para. 5&6
His ideas
on the value
of science
His demands on the responsibility of scientists
Scientific knowledge enables us to do and make all kinds of things.
Science provides us with the intellectual enjoyment.
The scientists have a lot of experience with ignorance and doubt and uncertainty, and the experience is of very great importance.
Raise the question—What is the value of science
Intensive reading
Ⅱ
◆ What made the author reflect on himself
Read the lecture carefully and answer questions (P53-54)
Para. 1
◆ What is the function of Para. 2
Read the lecture carefully and answer questions (P53-54)
Para. 2
It forms a connecting link between the preceding and the following.
◆ The first value
Read the lecture carefully and answer questions (P53-54)
Para. 3
This paragraph talks about the ___________ of science, or how to _______ it.
Scientific knowledge has a magic _________. If people use it in a right way, science can bring good results; if in a wrong way, science may do great damage.
The value of science lies in its purpose, either good or bad. It is, in fact, a problem of _________ or __________ choices.
purpose
power
moral
apply
immoral
◆ The second value
Read the lecture carefully and answer questions (P53-54)
Para. 4
What does “turn over each new stone ”mean
Why are scientists never concerned about the disappointing answers
It means overcome each new problem or challenge.
Because they will find unimagined strangeness leading on to more wonderful questions and mysteries when they overcome each new problem, even the disappointing ones.
◆ The third value
Read the lecture carefully and answer questions (P53-54)
Para. 5-6
What experience means a lot to a scientist
The experience with ignorance and doubt and uncertainty.
When a scientist doesn’t know the answer to a problem, he is _______.
When he has an idea as to what the result is, he is _____________.
When he is pretty sure of what the result is going to be, he is still in some ____________.
ignorant
uncertain
doubt
◆ The third value
Read the lecture carefully and answer questions (P53-54)
Para. 5-6
Why is doubt the most important for a scientist
Our freedom to doubt was born out of a deep and strong struggle against authority in the early days of science.
◆ The third value
Read the lecture carefully and answer questions (P53-54)
Para. 5-6
When it comes to the third value, what should a scientist do
In order to progress, he must not forget the importance of this struggle.
He must recognize his ignorance and leave room for doubt.
Permit themselves to question — to doubt — to not be sure.
◆ What is the responsibility of scientists
Read the lecture carefully and answer questions (P53-54)
Para. 7
Parallel structures use the same pattern of words or sentences, the use of which can make the language very powerful and produce significant effects on the readers.
Post-reading
Ⅲ
1 使…有风险/ 冒风险
2 换句话说；换个说法
3 献身于 / 致力于某事
4 某人对某物熟悉
5 使某人能做某事
6 归功于；使值得赞扬
7 提供某物给某人
8 激励某人做某事
9 使某人失望
put …at risk
put another way
sth be familiar to sb
enable sb to do sth
to the credit of
Important words & phrases
devote oneself to sth
provide sb with sth
inspire sb to do sth
let sb down
10 翻开一块块新的石头；进行一次次新的探索
11 幸亏；由于；因为
12 引导某人做某事
13 认为…是理所当然的
14 挑战权威
15 承认我们的无知
16 允许我们去质疑
turn over each new stone
thanks to (sb / sth)
take it for granted (that…)
a struggle against authority
Important words & phrases
lead sb to do sth
recognize our ignorance
permit us to question
Important sentences
1. Put another way, what is the value of the science I had
long devoted myself to — the thing I had loved —when
I saw what terrible things it could do 划分句子结构
主句
定语从句
同位语从句
时间状语从句
2. If we make good things, it is not only to the credit of
science; it is also to the credit of the moral choice which
led us to good work.
翻译：______________________________________
______________________________________
如果我们做了善事，不仅归功于科学，还归功于引导我们行善的道德选择。
Important sentences
翻译：______________________________________
______________________________________
With more…mystery是完全倒装
Important sentences
3. With more knowledge comes a deeper, more wonderful
mystery, inspiring one to look deeper still.划分句子结构
主句
分词短语作状语
更深刻、更奇妙的奥秘伴随着更多的知识而来，激发人们更深入地探索。
Important sentences
主句
分词短语作状语
分词短语作定语
Never concerned that the answer may let us down,
with pleasure and confidence we turn over each new
stone to find unimagined strangeness leading on to more wonderful questions and mysteries. 划分句子结构
翻译：______________________________________
我们从不担心答案可能会令人失望，总是快乐而自信地开始每一次新探索，发现一些意想不到、稀奇古怪的东西，随之而来的是更加奇妙的问题和奥秘。
5. Now, we scientists take it for granted that it is perfectly
possible to live and not know.
现在，我们科学家理所当然地认为，人类生而有所不知是完全有可能的。
Important sentences
翻译：______________________________________
______________________________________
6. It is our responsibility as scientists, knowing the great
progress that is the fruit of freedom of thoughts, to
declare the value of this freedom; to teach how doubt
is not to be feared but to be welcomed and discussed;
and to demand this freedom as our duty to all coming
generations
Important sentences
翻译：______________________________________
作为科学家，我们明白巨大进步源于思想自由，因此，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疑惑，而要欢迎疑惑、讨论疑惑；有责任强烈要求这一自由，这就是我们对后世的义务。
When I was young, I thought science would be good and
u_____ for everybody. But then during the war, I worked on the atomic b_____, which made me _____ on the result of science. It represented the d________ and put our future at ____. In my opinion, there is some evil i______ in science.
____ another way, what is the value of the science that I had long ______ myself to
seful
omb
reflect
estruction
risk
nvolved
Put
devoted
Fill in the blanks according to the lecture
The first value of science is f_____ to everyone: science e______ us to do and make all kinds of things. However, science does not carry i_________ on how to a____ it. So, science becomes an e______ power to do either good or bad. If we make good things with the s______ knowledge, it is to the c____ of both science and m____ choices. If we make bad things, the value of science may be n_____.
amiliar
nables
nstructions
pply
nabling
cientific
redit
oral
egated
Fill in the blanks according to the lecture
The second value of science is the intellectual enjoyment.
With our knowledge increasing, we will look at one problem d____ enough, which makes e_______ and m_____ flood in and inspires us to do it better. Never c_________ about the disappointing answer to the problem, we are c_________ to face and solve any problem, because solving it will bring us u_________ strangeness with more wonderful questions and m_______. T_______ to the scientific effort, we can have a chance to imagine lots of more f_______ things in the world.
eeply
xcitement
ystery
oncerned
onfident
nimagined
ysteries
hanks
antastic
Fill in the blanks according to the lecture
The third value of science is that the scientist has lots of experience with i________, d_____ and u_________. Now, many scientists take it for g______ that it is very likely to live and not know. But our f______ to doubt was born out of a deep and strong s______ against a_______ in the early days of science. In order to p_____, we must recognize our i________ and leave r_____ for doubt, instead of forgetting the importance of this s______. So, please p_____ everyone of us to q________ and to doubt.
gnorance
oubt
ncertainty
ranted
reedom
truggle
uthority
rogress
gnorance
oom
truggle
ermit
uestion
Fill in the blanks according to the lecture
Finally, when knowing the great progress is the f_____ of freedom to doubt, it is our responsibility as scientists to d_______ the value of this freedom; to teach how doubt is w______ and d_______; and to demand this freedom as our duty to all coming g________.
ruit
eclare
elcomed
iscussed
enerations
Fill in the blanks according to the lecture
Homework
Ⅳ
“Project ” on Page 55
Making a fact file about a scientist
Homework