Unit 1
Great scientists

Warming up
全单元课件
Guessing game
Who is he?
He has made a famous kite experiment.
He learned a lot from it and invented
lightning rod (避雷针).
He is …
Benjamin Franklin
Never leave that until tomorrow, which you can do today.
今日事,今日毕。
Who is he?
He is called the greatest scientist in
the 20th century.
He is famous for the Theory of Relativity.
He is …
Albert Einstein
Imagination is more important than knowledge
"想象力比知识更重要。"
imaginative
Who is he?
He made the first telescope in the world.
His observations show that the earth moves
around the sun.
He is …
Galileo Galilei
You cannot teach a man anything. You can only help him find it within himself.
你不可能把一切都教给一个人,你只能帮助
他从内心去发现(和了解)事物。
What do you know about great scientists? Try this quiz and find out who knows the most.
1.Which scientist discovered that objects in water are lifted up by a force that helps them float?
Archimedes
(287-212 BC)
an ancient Greek
mathematician
& physicist
2. Who wrote a book
explaining how animals
and plants developed as
the environment changed?
Charles Darwin (1808-1882)
British author of The Origin of Species
3. Who invented the first steam engine?
Thomas Newcomen
4.Who used peas to show how physical characteristics are passed from parents to their children?
Gregor Mendel
(1822-1884)
Czech (捷克人)
Marie Curie
Nothing in life is to be feared. It is only to be
understood.
生活中没有什么可怕的东西,
只有需要理解的东西。
5. Who discovered radium?
The power of radium
Thomas Alva Edison
Genius is one percent inspiration and ninety-nine percent perspiration.
天才就是百分之九十九的汗水加上
百分之一的灵感。
6. Who invented the way of giving electricity to everybody in large cities?
The Inventions of Thomas Edison
Phonograph (留声机)
Lightbulb(电灯泡)
Motion Pictures(电影)
7.Who was the painter that studied dead bodies to improve his painting of people?
Leonardo da Vinci
(1452-1519)
Italian artist
Last Supper
Mona Lisa
8.Who invented a lamp
to keep miners safe
underground?
Sir Humphry Davy
(1778-1829)British
Miniature(小型的) Miner's Safety Lamp
the Safety Lamp
9.Who invented the earliest instrument to tell people where earthquakes happened?
Zhang Heng
seismograph
10.Who put forward a theory  about black hole?
Stephen Hawking
(1942---)British
A Brief History of Time
Draw a conclusion
They all...
made a great contribution.
made great achievements.
succeeded in their scientific career.
overcome many difficulties.
遗传学
电
浮力定理
镭
进化论
画家
蒸汽机
矿工安全灯
黑洞理论
地动仪
阿基米德 Archimedes
达尔文 Charles Darwin
纽可门 Thomas Newcomen
孟德尔 Gregor Mendel
居里夫人 Marie Curie
爱迪生 Thomas Edison
达芬奇 Leonardo de Vinci
汉弗来.戴维爵士
Sir Humphry Davy
张衡 Zhang Heng
斯蒂芬.霍金 Stephen Hawking
Match the names and what they famous for.
1. discover & invent
invent v. 发明, 发明原先不存在的东西
Who invented the steam engine?
谁发明了蒸汽机?
discover v. 发现, 探索或揭示早就客观
存在着事物
Columbus discovered America in 1492.
哥伦布于1492年发现了美洲。
Who discovered radium? 谁发现了镭?
Language Points
2. explain
explain sb. sth.
explain sth. to sb.
3. characteristic n./adj.
Some genetic characteristics are not obvious.
The two groups of children have quite
different characteristics.
Forgetfulness is often characteristic of
aged people.
(T)
(F)
特有的,典型的
1)The tradition is ___________ their ancestors.
2) This spirit should be passed ______ from
generation to generation.
3) Pass the letter ___ to the person next to you .
4) So many people pass ___ and never notice
the change.
passed from
down
on
by
4. pass sth from… 从…处传来, 传下
pass by 路过, 经过…
pass down 把…传下来
pass on 传递, 传授
5.Who invented the way of giving electricity to
everybody in large cities?
是谁发明了把电带给大城市中的每个人的办法?
the way of doing sth.= the way to do …
“做…..的方法”
She showed us the way of cleaning it.= She
showed us the way to clean it.
她给我们示范清洗它的办法.
the way引导的定语从句的引导词有三种,
可以用that; 可以用in which; 还可以省略.
I don’t like the way _______________ you
speak to your father.
我不喜欢你跟你父亲讲话的方式.
与way相关的短语:
by the way
by way of …
lose one’s way
no way
feel one’s way
on one’s way to…
in this way=by this means=with this method
(that/ in which)
用这种方法
顺便说
通过…的方法
迷路
(俚语)没门, 别想
摸黑走, 谨慎从事
在去…的路上
6.Who put forward a theory about black holes?
谁提出了黑洞的理论?
put forward
(1) 提出(建议等)
(2) 推荐某人或自己任职位; 提名
我能否提名你当我们的班长?
May I put your name forward as our monitor?
The match has been put forward to 1:30.
比赛已经提前到一点半举行。
他在会议上提出了一个计划。
He put forward a plan at the meeting.
他们把婚礼的日期提前了一周。
They put forward the date of their wedding
by one week.
我们将把讲座的日期提前/延期到9月9号。
We’ll put forward/put off the date of the lecture to September 9th.
Their wedding has been called off(取消).
put away 抛弃;舍弃
put down 写下来; 记入名单
put on 穿上; 戴上; 增加
put off 耽误; 延期
put out 熄灭(灯); 扑灭 (火)
put up 建立; 建造
put up with… 忍受…
You can take anything from the shelf and
read, but please ______ the books when
you’ve finished with them.
put on B. put down
C. put back D. put off
C
Unit 1
Great scientists

Reading
高二人教新课标版必修五
Pre-reading
1.What impresses you most in 2003?
Which person impresses you most during the SARS?
What other infectious diseases do you know?
For example: When you eat some food that is not fresh……
You may feel……
Maybe you have got ________.
Cholera
draw a conclusion
think of a method
collect results
make a question
find a problem
analyse the results
find supporting evidence
find a problem
make a question
think of a method
collect results
analyse the results
draw a conclusion
How to prove a
new idea in scientific
research?
find supporting evidence
John Snow defeats “King cholera”
Reading
John Snow defeats “king cholera”
What can you learn from the title?
人物：
事件：
defeats cholera
Who is John Snow?
What happened to them?
Queen Victoria
John Snow 约翰.斯诺(1813
~ 1858), 英国麻醉学家、
流行病专家。他首次提出了
预防霍乱的措施。1854年,
伦敦霍乱流行, 斯诺通过研究
霍乱病死者的日常生活情况,
寻找到他们的共同行为模式,
发现了霍乱与饮用不洁水的
关系, 由于及时切断了二者
的联系, 有效制止了霍乱的
流行。
Four outbreaks of cholera in the 1830s and 1840s killed many people in England.
In 1854, “the most terrible outbreak of cholera which ever occurred in the kingdom” began. It was so violent and sudden that 127 people died in the first three days.
The terrible cholera
Bacteria / germs
of cholera
What was the cause of this illness?
How did John Snow find it out?
Skim the text and find the main idea of the text.
The passage is mainly about: _______________________________
________________________
How John Snow found the cause of
the cholera and defeated it.
Fast—reading:
Read the passage quickly
and find the number below
and the relevant happenings
in the passage.
The first suggested that…multiplied
in the air; The second suggested…
absorbed this disease into their bodies
with their meals.
Another outbreak hit London.
More than 500 people had died
in 10 days.
These numbers in Broad Street
near the water pump had many
of the deaths
20 and 21 Broad Street and 8 and 9
Cambridge Street had no deaths….
They didn’t drink the water
from the Broad Street pump.
These families worked in
the pub at 7 Cambridge Street.
16
37
20
8
9
pump
38
40
BROAD STREET
CAMBRIDGE STREET
21
John Snow's Cholera Map
7
Pub
What is the problem?
The cholera was the most deadly disease
of its day. Neither its cause, nor its cure
was understood.
What caused cholera?
Make a question: Which theory to believe in?
Idea 1
Idea 2
Cholera multiplied in the air without
reason. A cloud of dangerous gas would
float around until it found its victims.
People absorbed it with their meals.
Which one do you believe more?
What about John Snow?
A map of Broad Street
What method did he use?
Broad Street
Many deaths happened here.
No death happened here.
It seemed the water from the pump was
to blame. What did he do next?
Public house
(Para 6) What was another supporting evidence?
(Para 5) He looked into the source of the water…
John Snow was able to announce
with certainty that polluted water
carried the virus.
Read the passage and number these events
in the order that they happened.
John Snow began to test two theories.
An outbreak of cholera hit London in 1854.
He announced that the water carried
the disease.
John Snow marked the deaths on a map.
2
1
4
7
Careful—reading:
King Cholera was defeated.
He found that most of the deaths
were near a water pump.
He had the handle removed from
the water pump.
John Snow investigated two streets where
the outbreak was very severe.
3
8
5
6
What cause cholera?
Which theory is correct?
Collect data on those who
were ill or died and where
they got their water.
Fill in the blanks.
Plot information on a map to
find out where people died or
did not die.
Analyse the water to see if that
is the cause of the illness.
Find other evidence to
support the analysis.
The water is to blame. The
source of all drinking water
should be examined so
that it is safe.
Match them
Para 7
Prevention of Cholera
1. John Snow believed Idea 2 was right. How did he finally prove it?
KEY: John Snow finally proved his idea because he found an outbreak that was clearly related to cholera, collected information and was able to tie cases outside the area to the polluted water.
Read and answer the questions.
2. Do you think John Snow would have solved this problem without the map? Give a reason.
KEY: No. The map helped John Snow
organize his ideas. He was able to
identify those households that had
many deaths and check their water-
drinking habits. He identified those
houses that had no deaths and
surveyed their drinking habits.
The evidence clearly pointed to the
polluted water being the cause.
3. Cholera was a 19th century disease. What disease do you think is similar
to cholera today?
KEY: Four diseases, which are
similar today, are SARS, AIDS,
TB(肺结核) and bird-flu, because
they are both very serious, have
an unkn