核心提示：John Snow Defeats King Cholera Teaching content: book5 unit1 Lesson type: Reading I Analysis of teaching material The topic of this unit is the great scientists, so all the languages and material are designed to serve it. This passage is m
John Snow Defeats “King Cholera”
Teaching content: book5 unit1
Lesson type: Reading
I Analysis of teaching material
The topic of this unit is the great scientists, so all the languages and material are designed to serve it. This passage is mainly about a great doctor-- John Snow and his great contribution to defeat cholera. It is the most important part in this unit and it tells students the qualities and great contribution of John Snow.
II Analysis of students
This is the first unit of the book, and students just go back from their holiday. So, it’s very important to attract students’ attention on study. Students may learn something about science and scientists on TV during their holiday, but they don't have too much knowledge about the topic. So, this unit will introduce something about them. it is also very important for students to learn the qualities of great scientists. So, students need to pay more attention to this topic.
III Teaching aims
A. knowledge aims
1. To help students learn to read a narration about John Snow
2. To help students learn to use some important words and expression.
B. ability aims
1. To help students learn to describe people.
C. emotional aims
1. To let students learn John Snow’s spirits and his attitudes toward career.
2. To let students have a better understanding about science and scientists.
IV. Teaching important and difficult points
A. important points
1.Important words and phrases:
attend, control, severe, pub, immediately, handle, instructor, pump, contribute, conclude, steam engine, virus, put forward, make a conclusion, expose to
B. important sentences:
To prevent this from happening again, John Snow suggested that ... P3
2 difficult points
Talk about science and scientists.
V Teaching aids
A. Multimedia B. projector
VI Teaching procedure
Step1 Leading-in(5’)
1. (Pair work) What five most important qualities do you think a scientist should have? Give reasons. (strong-minded, influential, modest, persistent, patient, logical, creative, knowledgeable.)
Step2 Pre-reading(5’)
1.Background information of John Snow and the passage.
John Snow was born in 1813 and worked as a doctor in Great Britain. He was originally an anesthetist. He was so famous that he became the personal doctor for Queen Victoria. 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.
2. What kinds of disease cholera is?
Name： cholera
Symptom： severe vomit and diarrhea
Aftereffect： die quickly from a loss of liquid
Step3 While-reading(20’)
A. Read the text quickly and find out the answers to these two questions and the main idea of each paragraph.
1）What was the cause of this disease ?
2)How did John Snow find it out?
Para. 1: the problem
Para. 2: the cause----two theories
Para. 3: the method
Para. 4: the discovery
Para. 5: the result and conclusion
Para. 6: the suggestion
Para. 7: King Cholera was defeated.
B. detailed reading:
1. Read the text carefully and fill in the chart (Ex 1, p3)
2. With the help of Snow’s Cholera Map to better understand the passage.
Step5 Post-reading(8’)
Discussion: what can we learn from John Snow?
Step6 Homework(2’)
4. Read notes to Unit 1, p78-79, find out some difficult points while reading the text
VII Blackboard design
John Snow Defeated “King Cholera”
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