-译林版（2020）必修第三册Unit 4 Scientists Who Changed the World Reading 课件(共17张PPT)

(共17张PPT)
Chinese scientist
wins 2015 Nobel Prize
Unit 4 Scientists who changed the world
Who is this scientist
What prize did she receive
Lead-in
Inverted pyramid
The tail
(optional)
The lead
The body
the most important information
detailed information
background or supporting information
Reading for structure
TASK: Skim the news report and find the structure.
Skimming
To read or look at something quickly without looking at the details (细节）.
headline 标题
lead 导语
body
body
tail 结尾
Here is a news report about the Chinese scientist Tu Youyou
time
The lead: the most important information (who, what, why)
Tu Youyou has become the first female scientist of the People's Republic of China to receive a Noble Prize, awarded for her contribution to fight against the malaria, one of the deadliest diseases in human history. Thanks to her discovery of qinghaosu, malaria patients all over the world now have had greatly increased chance of survival
who
what
why
Understanding the text: skim the news report and match the main idea of each part.
Part 1 ( para1)
Part 2 ( para2)
Part 3 ( para3-5)
Part 4 ( para 6)
1930
1951-1955
After graduation
born in Ningbo, Zhejiang Province
studied medicine at university in Beijing
worked at the Academy of Traditional Chinese Medicine
Task 1 : Tu’s personal experiences
Reading for details
(Para.2)
Further study
completed further training courses in traditional Chinese medicine, …
Problems Solutions
The extracts failed to produce any promising results.
ancient books of traditional Chinese medicine again. by an over 1600-year-old text about preparing qinghao extract with cold water, Tu the experiments and tried the qinghao herb at a temperature in order not to damage its effective part.
(Para.3)
Task 2: the process of extracting qinghaosu
Referred to
redesigned
Inspired
extracting
low
The research resources were limited.
(Para.4-5)
Task 3: Other problems
1.What problem did they face when Tu and her team managed to produce enough qinhao extract
2.Did Tu and her team solve this problem？If so，what did they do
Yes, they did. They slove the problem by using household water containers instead of research equipment.
3.Why did they have to postpone the trials on patients How did they solve this problem
Because they did not have sufficient safety data. Tu Youyou and her team volunteered to test the qinghao extract on themselves
(Para.6)
Task 4 : Tu and her team’s contribution
What is Tu and her team’s contribution to the world
As a key part of many malaria medicines, qinghaosu has since benefited about 200 million malaria patients.
What qualities did Tu Youyou show as a scientist
Hard-working
Tu Youyou
Well-educated
Strong-minded
Committed/dedicative
奉献的
Discussion
patient
persevering
坚韧的/有毅力的
selfless
Learning from Tu Youyou, as senior high students, what should we do in our study
Hard-working
Senior high students
Well-educated
Strong-minded
Committed/dedicative
奉献的
Discussion
patient
persevering
坚韧的/有毅力的
…
Home work
1. Finish P47 B1
2. ….
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/dedicative
(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.
Discussion：
Thanks for listening
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.