外研版必修4Module 4 Great Scientists Reading课件(共28张PPT)

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名称 外研版必修4Module 4 Great Scientists Reading课件(共28张PPT)
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科目 英语
更新时间 2023-02-02 18:43:59

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(共28张PPT)
Great Scientists
Module 4
~He is called the greatest scientist in the 20th century.
~He once said: “imagination is more important than knowledge.”
~He is famous for the Theory of Relativity.
Albert Einstein
~In her life, she won the Nobel Prize twice.
~She was known as an extraordinary scientist for her discovery of radium to the world.
Marie Curie
~He put forward a theory about black holes in space.
~He could neither move nor speak.
Stephen Hawking
~His book – A Brief History of Time was published in 1988 and is still a best-seller.
~She was a famous Chinese female chemist and scientist.
~She succeed in discovering Qinghaosu out of a Chinese herb to cure those patients of malaria, for which she was awarded the Nobel Prize in Medicience .
Tu Youyou
~He devoted his energy and time to his research to reduce hunger in China.
~He invented hybrid rice.
Yuan Longping
The Student Who Asked Questions
Para. 1
Para. 2
Para. 3
Para. 4
Para. 5
Para. 6
YLP is a leading figure in the rice-growing world.
He discovered a new type of rice.
The yield of the new hybrid rice is much greater than that of other types of rice grown in Pakistan.
As a boy, he was called “the student who asked questions”.
His discoveries have brought in great profit.
As a young teacher, he began experiments in crop breeding.
In 1930
He was born.
As a boy
He had a nickname — _____________________.
the student who asked Qs
From an early age
He was interested in__________.
plants
In college
He studied__________.
agriculture
As a young teacher
He began__________________________.
experiments in crop breeding
In 1966
________________________________________.
The results of his experiments was published in China.
In 1970
_________________________________________, which was the ____________.
A naturally sterile male rice plant was discovered
Life experiences:
breakthrough
Contributions:
1. Chinese rice production _______________ in the 1990s.
rose by 47.5%
2. 50,000 km of rice yields ________________ growing vegetables and other crash crops.
were converted to
3. Yuan’s rice ________________ other countries.
was exported to
4. The new hybrid rice is grown in many parts of Pakistan and __________ is much greater.
its yield
1 China produces more rice than any other country.
2 Yuan Longping asked a lot of questions at school.
3 He developed a new kind of fast-growing rice.
4 The government helped him in his research.
5 The new rice replaced vegetables in 50 thousand square kilometers.
6 The new rice is now grown in other countries, such as Pakistan.
Read the passage and choose T or F.
T
T
T
T
T
F
Thinking:
1. What do you think has made Yuan Longping a great scientist What can you learn from him
2. Which one do think is the better title between
“The Student Who Asked Questions” and Yuan Longping
How to describe a person:
1. General information (birthplace, family background, appearance, interest, character…)
2. Personal life experiences
3. Achievements and contributions
4. Remark or evaluation
Language Points
1. …Yuan Longping is a leading figure…
n. 数字;人物;图表;体型;画像
v. 计算;扮演角色;描绘;
keep one’s figure 保持优美体形
figure out 弄明白;计算出
figure sth.in 将某物包括在内;计算在内
Exercise:
她每天早上做运动以保持体形。
She does exercise every morning to keep her figure.
我们必须搞清楚如何解决这个问题。
We must figure out how to solve the problem.
写出句中figure的意思。
①Tom is an important figure in the small town.(    )
②The figure on Page 15 shows the changing of the rainfall in this area.(    )
③I will exercise more to keep my figure.(    )
④Add all the figures, and you'll get a larger one.(    )
⑤We must figure out how to solve the problem.(    )
人物
图表
身材;体型
数字
弄明白
养育;培养;提出
bring in 引进;生产;增加;赚钱
bring out 拿出;使显现;出版
bring about 引起;使掉头
bring back 使恢复;使回想起;带回
bring down 打垮;击败;降低
bring on 使进步;导致(常指坏事)
2. Yuan was born and brought up in China.
We aim to _________ the price on all our computers.
bring down
The photos_________ lots of good memories.
bring back
We need to_________ a lot of more new business.
bring in
Only actions can _________ changes.
bring about
Difficulties could _________ a person’s qualities.
Reading in a dim light may _________ a headache.
bring on
bring out
3. He thought that the key to feeding people…
n. 饲料;喂食;一餐;(机器设备的)原料供给
v. 喂养;施肥;添加燃料—fed—fed
Feed sb./sth. on/with sth = feed sth. to sb./sth.
给(人/动物)食物;喂养… … ;饲养… …
Feed on/off sth. 以… … 为食
He _______the dog ______ a big bone.
The seals ________ fish and squid.
fed
on/with
feed on
4. In 1970 a naturally sterile male rice plant was discovered.
(1)discover有两层意思:
①发现(某地、某事);指发现或偶然发现原来就存在但一直未被认识的东西。
②认识到;发觉(某事物);了解到
(2)invent指发明原来不存在的东西,有时也可指“虚构”;“捏造”。
discover vs. invent
People finally _________ that the world is round.
discovered
We __________ that our luggage had been stolen.
discovered
The gunpowder was __________ in China nine hundred years ago.
invented
The person who ________ the telephone changed the world.
invented
5. …rice fields were converted to growing vegetables and other cash crops.
v.改变;转换
convert (sth.) to/into sth. 把……转变成
be converted to 被转换成……
convert sb. from...to 把某人由……改变为……
conversion n.转变,变换
1. The solar cell can ________ the energy of sunlight ____electric energy.
2. All the bank bill __________________ cash.
3. 我想把一些人民币换成美元。
I want to convert some RMB into US dollars.
convert
into
can be converted into
6. Its yield is much greater than the yield of other types of rice grown in Pakistan.
yield v. 出产(作物);产出(收益等);提供;
屈服;让步;放弃
n. 产量;产出;利润
yield to sb./sth. 向… …屈服
我们不会屈服于任何压力。
We will not yield to any pressure.
7. The new rice replaced vegetables in 50000 km .
v. 取代,以……代替;放回原处
replace sb./sth. 取代某人/某物
replace sb./sth. with sb./sth. 用……替换……
replace sth.+介词或副词 把某物放回……
in place of sb./sth=in sb's/sth.'s place=take the place of 取代,代替
教师永远不会被电脑所替代。
Teachers will never be replaced by computers.
用零食代替正餐不是什么好主意。
It is not a good idea to replace meals with snacks.
杂志阅览后请放回架子。
Please replace the magazines on the shelves after reading.
THANK YOU!