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Unit1
Great scientists 金台高中 朱丽萍
expert
attend physician
expose challenge
victim
adj. 熟练的 ; 经验丰富的n. 专家 ; 行家vt. 照顾 ; 出席 ; 参加n. 医师vt. 暴露 ; 揭露 ; 使曝光n. 挑战vi. 向……挑战n. 受害者
Words preview
absorbsuspect
enquiry neighbourhood severe
pump
vt. 吸收 ; 吸引 ; 使专心vt. 怀疑n. 被怀疑者 ; 嫌疑犯n. 询问n. 附近 ; 临近adj. 严重的 ; 严厉的n. 泵 ; 抽水机vt. ( 用泵 ) 抽 ( 水 )
Words preview
foresee blame
pollute handle
announce instruct
vt. 预见 ; 预知n. 责备 ; 谴责vt. 过失 ; 责备vt. 污染 ; 弄脏 n. 柄 ; 把手vt. 处理 ; 操纵vt. 宣布 ; 通告vt. 命令 ; 指示 ; 教导
Words preview
Useful expressions
提出 put forward得出结论 draw a conclusion使暴露 expose to全神贯注 be absorbed in把 ;;捐献给 contribute to此外,除外 apart from对 感兴趣 be interested in
7 Draw a conclusion 3 Think of a method 4 Collect results 2 Make a question1 Find a problem 5 Analyse the results 6 Find supporting evidence
The stages in examining a new scientific idea.
First we should find the problem.
Then, think of a method. We should
collect as much information as possibl
e.
Analyzing results is the most
important stage.
Before we make a conclusion, it
is necessary for us to find supporting
evidence.
JOHN SNOW DEFEATS
“KING CHOLERA”
Reading
Do you know John Snow?Do you know John Snow?
Do you know what kind of disease is Do you know what kind of disease is cholera?cholera?
John Snow is a well-known doctor in the 19th century in London and he defeated “King Cholera”.
It is a kind of terrible disease caused by drinking dirty water and it caused a lot of deaths in the old times and it was very difficult to defeat.
Let’s get to know how Dr. John Snow defeaLet’s get to know how Dr. John Snow defeated “King Cholera” in 1854 in London in thited “King Cholera” in 1854 in London in this reading passage: s reading passage:
John Snow Defeats “King Cholera”John Snow Defeats “King Cholera”
Who defeats “King Cholera“?What happened in 1854?
How many people died in 10 days?Why is there no death at No. 20 and 21
Broad Street as well as at No. 8 and 9 Cambridge Street?
John Snow
Cholera outbreak hit London.
500
These families had not drunk the water from the Broad Street pump.
Task 1:Skim and Scan
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.
___ 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.
___ 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.
1
2
4
7
___ 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.
8
3
6
5
Mind Map of the text
John Snow Defeats “King Cholera”
Paragraph 1: Introduction of John Snow and Cholera
Paragraph 2: Two theory
Find a Problem: What cause the cholera?
Make a question: Which is right?
Paragraph 3-6: Study of the breakout in 1854
Paragraph7: John Snow defeat King Cholera
Task 2: Read and answer
1 Why couldn’t the cholera be under control at first?
2 Which theory did John Snow believe in?
3 John Snow finally proved the theory he believed by ________.
A. gathering information with the help of a map
B. looking into the source of the water for Broad Street and Cambridge Street
C. Separating those who suffered cholera from those who didn’t
D. Both A and B
1 Why couldn’t the cholera be under control at first?
2 Which theory did John Snow believe in?
Neither its cause, not its cure was understood.
People absorbed cholera into their bodies with their meals.
3 John Snow finally proved the theory he believed by ________.
A. gathering information with the help of a map
B. looking into the source of the water for Broad Street and Cambridge Street
C. separating those who suffered cholera from those who didn’t
D. both A and B
Read the passage again and fill in the blanks:
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. 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.
doctor19th cause
defeatbroke
marked
pump
source examineddealing
Retell the passage according to below:John Snow was a well-known ____ in Londo
n 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. 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.
Homework
1 熟读课文,画出重点短语和句式 .
2 新新学案 page7—14.