(共21张PPT)
Reading
John Snow Defeats
“King Cholera”
Study the title
draw a conclusion
find a problem
make up a question
think of a method
collect results
analyse the results
find supporting evidence
According to the passage. please put the
7 stages in right order
draw a conclusion
think of a method
collect results
make up a question
find a problem
analyse the results
find supporting evidence
Fast-reading
draw a conclusion
find a problem
make up a question
think of a method
collect results
analyse the results
find supporting evidence
Para 1
Para 2
Para 3
Para 4
Para 5
Para 6
Match them
Para 7
What is the problem
Cholera was the most deadly disease
of its day. Neither its cause, nor its cure
was understood.
What caused cholera
Details
Make up a question: Which theory to believe in
Cholera multiplied in the air .A cloud of
dangerous gas float around until it found its
victims.
People absorbed it with their meals.
A map of Broad Street
What method did he use
Do enquiry and gather information
about those who fell ill or died and
where they lived.
A map of Broad Street
Collect results
Broad Street
Many deaths happened here.
No death happened here.
The water from the pump was to blame.
Pub
Analyze the results: What happened to the pump water
The water from the river
was polluted by
the dirty water from London.
Find supporting evidence: What extra evidence did he find
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 virus.
What should we pay attention to in our daily
life in order not to get infected with cholera
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
Who is John Snow
a famous doctor in London.
What happened to them
attended her as her
personal physician
It infects people’s intestines(肠道), causing
diarrhoea(腹泻), vomiting(呕吐) and
dehydration(脱水)
Many deaths in African countries in 2005
and even now
5oo deaths in 10 days in 1854 in London.
Spread from one person to another. So it is an infectious Disease.
infect/affect people