Unit 4 Scientists who changed the world reading 课件-(共23张PPT，内镶嵌2视频)译林版（2019）必修第三册

(共23张PPT)
B3U4
Scientists who changed the world
Reading
Learning Objectives
At the end of this section, students will be able to:
1. Summarize the timeline and key information of the news report;
2. Grasp the structure of the news report;
3. Master the main idea of each paragraph;
4. Appreciate the qualities of Tu Youyou as a scientist and the significance of her achievement.
Guessing Game:
Who is this scientist
Her name came from The Book of Songs.
Lead-in
Excerpt from The Book of Songs
How gaily call the deer,
While eating southernwood.
----Xu Yuanchong
“呦呦鹿鸣，食野之蒿。”
Guessing Game: Who is this scientist
Her name came from The Book of Songs.
She won the Nobel Prize in 2015.
She discovered qinghaosu to treat malaria (疟疾).
Tu Youyou
News report
Careful-reading: Read Para.1 and get the most important information.
Tu Youyou received a Nobel Prize in 2015 for her discovery of qinghaosu.
Tu Youyou
receiving a Nobel Prize
the discovery of qinghaosu
11 December,
2015
When
who
what
Why
As a senior high school student, what can we learn from Tu Youyou’s experience
We should study hard and try our best to make a difference to our country or even to the whole world.
Read para. 2 and get to know some background information.
She studied medicine at university.
Education
Work
Further training
She worked at the
Academy of Traditional
Chinese Medicine.
She completed further training courses in traditional Chinese medicine.
Based on her educational journey, we learn that ______________________________________; we must become ____________________.
learning does not end with graduation
lifelong learners
Problems Solutions Qualities
1
2
3
persistent, determined...
creative, hardworking...
courageous, selfless, confident...
Careful-reading: Read Para.3-5 and evaluate
What problems did Tu and her team meet with How did they solve the problems What qualities did Tu Youyou show as a scientist
The extracts failed to produce any promising results.
Tu got inspiration from an over 1600-year-old text and redesigned the experiments.
They couldn’t produce enough qinghao extract.
They used household water containers to extract herbs.
They didn’t have sufficient safety data to start trials on patients.
They volunteered to test qinghao extract on themselves.
Is it easy to discover qinghaosu
●..., qinghaosu has since benefited 200 million malaria patients.
Find out the number that can indicate the significance of Tu’s discovery in Para. 3 and 6.
●She collected over 2,000 traditional Chinese medical recipes...and made hundreds of extracts from different herbs.
●Inspired by an over 1,600-year-old text about preparing qinghao extract with cold water, Tu redesigned...
●On 4 October 1971, after 190 failures, she succeeded in...
What can we learn from these numbers
Careful-reading: Read Para.3 and 6 and analyse.
Although the process of discovering qinghaosu is _____________, it is a ___________________ journey.
difficult/ tough
rewarding/ meaningful
Political Education
Q: In your opinion, what motivates Tu Youyou to work so hard
She has deep love and great passion for our country.
As long as our country needs her, she will complete the task at any cost.
Patriotism
Supposing: you had a chance to talk with Tu online through WeChat,
What Would You Say to Tu
Group-work
…
…
Work in groups and make a discussion.
Greeting and self-introduction
What do you learn from her
What do you want to do in the future
Show thanks
Tips:
What would Tu say to you
1. Is Tu Youyou the only Chinese scientist worth our repect
2. Do you want to be one of them in the future
Thinking and concluding
Not every one of us can be a scientist, but all of us can pursue our dream with __________________________, ______________________ and ___________.
Thinking and concluding
correct values and attitudes
necessary qualities
key abilities
Continue working at our goal.
Hug any difficulty we may come across on our way to succeed.
Ignore such an opinion that we will fail.
Never give up.
Employ ourselves in studying.
Seize the opportunity.
Encourage the people around us to work together.
Chinese
Required Homework:
Write a news report about your favorite scientist.
The tail
The lead
The body
Behind every scientific discovery lies a lot of hard work.