资源简介

(共24张PPT)
Unit 4 Scientists who changed the world
Reading
Lead in
Do you know who they are
Marie Curie
Ernest Miller Hemingway
Alexander Fleming
Kofi Atta Annan
What do they have in common
The Nobel Prize
Physics and chemistry
Literature
Medicine
Peace
Lead in
Do you know any Chinese winners
Mo Yan
Tu Youyou
Literature
Medicine
Lead in
Behind every scientific discovery lies a lot of hard work. The news report below describes the Chinese scientist Tu Youyou and her discovery of a life-saving medicine.
News report aims to a mass audience of different educational levels news item in the simple, easy to understand language.
Background info
Development
Achievement
Reason of success
…
Review
The tail
(optional)
The lead
The body
the most important information
[when/where/who/what]
detailed or supporting information
[how]
background info or conclusion
[why]
Lead in
Before you read the new report, think about the following questions:
What do you know about the Nobel Prize
What important scientific discoveries in history have you heard about
Lead in
Let’s watch a short video to know what the Nobel Prize is.
Rabindranath Tagore
Reading
Read the news report and complete the chart below with the main idea of each part.
A1
Tu Youyou acquired a broad knowledge of both traditional Chinese medicine and Western medicine.
Tu Youyou and her team solved a lot of problems before they successfully discovered qinghaosu
Tu Youyou and her team’s efforts finally paid off.
The lead
The body
The tail
Discussion
“Behind every scientific discovery lies a lot of hard work”, what kinds of problems scientists may have before success
Reading
Read the news report again carefully and fill in the table below.
A2
Tu referred to the ancient books of traditional Chinese medicine again, redesigned the experiments and tried extracting the qinghao herb at a low temperature in order not to damage its effective part.
change reference
change method
Reading
Tu and her team managed to find solutions to the problem, e.g. using household water containers instead of research equipment.
Find substitution
Reading
Tu and her team volunteered to test the qinghao extract on themselves.
Brave and confidence
Watch a video
Let’s watch a video to summarise the news reports.
Discussion
In pairs, discuss the following questions.
A3
What qualities did Tu Youyou show as a scientist Use details from the news report to support your ideas.
collected over 2,000 traditional Chinese medical recipes, made hundreds of extracts from different herbs.
hard-working
redesigned the experiments and tried extracting the qinghao herb at a low temperature…
Dare to try
after 190 failures, she succeeded in making qinghao extract.
patient
volunteered to test qinghao extract on themselves first.
Selfless
Discussion
Tu Youyou is the first Chinese female scientist to win a Nobel Prize. In your opinion, what is the significance of this achievement
Problems Solutions
Tu referred to the ancient books of traditional Chinese medicine again,redesigned the experiments and tried extracting the qinghao herb at a low temperature in order not to damage its effective part.
2.Tu and her team could not produce enough qinghao extract because research resources were limited.
Tu and her team managed to find solutions to the problem, e.g. using household water containers instead of research equipment.
3.Tu and her team did not have sufficient safety data to start trials on patients.
Tu and her team volunteered to test the qinghao extract on themselves.
1.The extracts failed to
produce any promising
results.
Real problems solver
2．Which of the following statements is TRUE according to the passage ( )
A．Tu Youyou only knows the traditional Chinese medicine.
B．Tu and her team discovered qinghao extract easily and smoothly.
C．Qinghao extract was discovered after many difficulties.
D．Tu was awarded the Nobel Prize as soon as qinghao extract was discovered.
C
3．What can be inferred from the passage ( )
A．All sufferings have their reward.
B．There is no royal road to learning.
C．A man becomes learned by asking questions.
D．It is never too old to learn.
A
hard-working
after 190 failures, she succeeded in making qinghao extract (L21)
collected over 2,000 traditional Chinese medical recipes, made hundreds of extracts from different herbs (L15)
patient
worked day and night and their health began to suffer, but they never gave up (L26)
Committed
(奉献的)
volunteered to test qinghao extract on
themselves first (31)
Selfless
(无私的)
What qualities did Tu Youyou show as a scientist Use details from the news report to support your ideas.
Backbones of China – My Heroes
1.Discuss and write in groups ; 2.Choose one representative to show.
Writing skills
Transitional sentences
1. Tu's education was soon to prove very useful.
2. However, it was hard to produce enough qinghao extract for large trials because research resources were limited.
3. Even with large amounts of qinghaoextract produced, however, they still faced another problem.
A transitional sentence is designed to move the audience from one idea to another without causing confusion or losing fluidity.
Sample
My Hero
Speaking of heroes, it is not difficult to think of great heroes in history. As for me, I have a hero in my heart who fights with the virus--academician Zhong Nanshan.（开门见山，谁是你的英雄）
Firstly, in this fight against the virus, academician Zhong Nanshan faces the virus bravely at the age of 84. Secondly, He leads us on the perfect and right road with his calmness and knowledge. What’s more, it is he who saved lots of patients.（分点阐述原因—英雄的成就和精神。）
I am moved by his spirit of devotion. He is a good example for me to follow. I will study hard and return for the society. He is my real hero in my heart.（总结）
Write and Polish your writing “Backbones of China – My Heroes” individually.

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