Great scientists
Unit 1
1.The plan that you _____________ at the meeting is wonderful.
2.Many tall buildings were ________ along the road.
3.Firefighters have been called to _______ the fire in the city centre.
4. I don't know how his parents__________ his behavior.
5.Don’t _________ until tomorrow
what can be done today.
---Benjamin Franklin
put forward
put up
put out
put off
put up with
revision
join
join in
take part in
attend

May I _______ your discussion?
He was ill so he didn't________ his classes.
His brother________ the army two years ago.
A lot of college students ____________sports meeting last year.
加入（团体，组织，参军）、
参加（某些小型活动）
参加(会议，课程，婚礼）
参加（某些大型活动）
join in
attend
joined
took part in
Simon was so __________（沉浸于）his book that he didn’t even notice me come in. 2. This drug is quickly ____________（被吸收进）the body.
blame:

1.因为和弟弟打架，大家都责备这个男孩
Everyone _______ the boy ___ fighting with
his brother.
2.不能把一切错误都归咎于他。
We can't _____ the mistakes___ him alone.

3. I think _____________________(司机是罪魁

祸首).
absorbed in
absorbed into

Guessing game
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
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
Charles Darwin
3. Who invented the first atmospheric 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?
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
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.
Pre-Reading
Do you know how to prove a new idea in scientific research?
Draw a conclusion
Think of a method
Collect results
Make up a question
Find a problem
Analyse the results
Find supporting evidence
What order do you put them in? Why?
Think of a method
Collect results
Make up a question
Find a problem
Analyse the results
Draw a conclusion
Find supporting evidence
What do you know about infectious diseases?
a kind of infectious diseases
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
What do you know about cholera?
a serious infection of the bowels（内脏） caused by drinking infected water or eating infected food, causing diarrhoea(腹泻), vomiting（呕吐） and often death.
霍乱
传染性很强的肠道疾病。
Reading
John Snow defeats “King cholera”
John Snow defeats “king cholera”
What can you learn from the title?
人物：
事件：
defeats cholera
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。
Bacteria / germs
of cholera
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:
What is the problem?
The cholera was the most deadly disease
of its day. Neither its cause, nor its cure
was understood.
Paragraph 1
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.
Paragraph 2
A map of Broad Street
What method did he use?
Broad Street
Many deaths happened here.
No death happened here.
The water from the pump was to blame.
Public house
Paragraphs 3+4
analyze the results: What happened to the pump water?
The water was from the river which had been polluted by the dirty water from London.
Paragraph 5
find supporting evidence : What extra evidence did he find?
two other deaths
A woman and her daughter
who lived far away but drank
the water also died.
draw a conclusion with certainty
The polluted water
carried the disease.
Paragraphs 6+7
John Snow began to test two theories.
An outbreak of cholera hit London in 1854.
John Snow marked the deaths on a map.
He announced that the water carried the disease.
John Snow investigated two streets where the outbreak was very severe.
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.
2
1
4
7
3
8
5
6
Careful—reading:
Draw a conclusion
Find a problem
Make up a question
Think of a method
Collect results
Analyse the results
Para 1
Para 2
Para 3
Para 4
Para 5
Para 6
Match them
Find supporting evidence
Para 7
Summary
John Snow was a well-known ______ in
London in the _____ century. He wanted
to find the ______ of cholera in order
to ______ it. In 1854 when a cholera
______ out, he began to gather
information.
doctor
19th
cause
defeat
broke
He _________ on a map where all the dead
people had lived and he found that many
people who had drunk the dirty water from
the ______ died. So he decided that the polluted
water carried cholera. He suggested that the
_______ of all water supply be __________
and new methods of ________ with polluted
water be found. Finally, “King Cholera” was
defeated.
marked
pump
source
examined
dealing
Cholera was a 19th century disease. What disease do you think is similar to cholera today ? Why?
Two diseases, which are similar today, are SARS ，bird flu and AIDS because they are both very serious, have an unknown cause and public health care to solve them.
Discussion:
What should we pay attention to in our daily
life in order not to get infected with all these
infectious diseases?

Heal the food left overnight
Cook raw food thoroughly
Wash hands often
Keep away from flies
choose fresh sea food
Keep the kitchen clean
Dispose rubbish properly.
Drink boiled water
Discussion