外研版必修四Module 4 Great Scientists Reading 课件-（15张）

(共15张PPT)
Great Scientists
Book4
Module 4
READING AND VOCABULARY
The Student Who Asked Questions
Who is he
He passed away in 2021
He is China’s most famous scientists
He directs the China National Hybrid Rice Research and Development Center.
He was called “the Father of Hybrid Rice”
1、Who is the student
Yuan Longping
2、What’s the main idea of the passage
A. Yuan Longping and his achievement.
B. As a boy, Yuan Longping was called” the student who
asked questions”.
C. Yuan Longping discovered a new type of rice.
D. Yuan Longping’s discoveries has brought in great profit.
Task1. Go through the text quickly and answer the questions (3 mins)
Extensive reading
conclusion
Task2. Please divide the text into 3 parts and tell the paragraphs contained in each part.(2 mins)
Part 3
conclusion
paragraph.5
paragraph.6
Part
2
Body
paragraph.2
paragraph.3
paragraph.4
Part
1
Brief/General introduction
paragraph 1
Task3. Read the text again and match the main ideas with each paragraph (2mins)
B. In the rice-growing world, the Chinese scientist, Yuan Longping, is a leading figure.
A. As a boy Yuan Longping was given the nickname, “the student who asks questions”.
F. From an early age he was interested in plants.
E. First Yuan Longping experimented with different types of rice.
C. As a result of Yuan Longping’s discoveries Chinese rice production rose by 47.5 percent in the 1990’s.
D. Pakistan’ new hybrid rice has been developed by the Yua Longping High-tech Agricultural Company of China.
para1 (____) para2(____) para3(____)
para4 (____) para5(____) para6(____)
B
E
A
F
C
D
How to find main ideas/ topic sentences:
at the beginning,
at the end,
in the middle,
implied
Task1. Group work: Answer the questions(4mins)
2.What influence did the hybrid rice have on china and abroad
1.In what order is Part 2 developed
Detailed reading
1. In what order is the part 2 developed
time order space order logic order
1.be born
3.in college
4.as a young
teacher
5. first...
In 1966.
7. finally...
In 1970
8. in the
1990s
6. then
2. as a boy
time order
Task4. How did he realize the goal Para3-4
As a scientist, first, He experimented with_________.
As a teacher, ________.
Then, He began his search for_______.
Finally , in 1970,_______.
Later，researchers were brought in to develop new systems
From an early age, ______.
The new hybrid rice has been developed by Yuan Longping’s company.
He studied ______in college.
he was interested in plants
agriculture
He began experiments in crop breeding
different types of rice
a special type of rice
a naturally sterile male rice was discovered.
2.What influence did the hybrid rice have on china and abroad in part3
China:
1) Chinese rice production rose by 47.5 persent in the 1990s.
2) 50 thousand square kilometers of rice fields were converted to growing vegetables and other cash crops.
3) Yuan’s rice was exported to other countries (can make more money)
Abroad:
Hybrid rice’s yield is much greater than the yield of other types of rice grown in Pakistan.
conclusion
Part
2
Part
1
Part 3
Task6. Look at the mind map and try to summerize the main idea of each part.(3 mins)
paragraph 1
paragraph.2
paragraph.3
paragraph.4
paragraph.5
paragraph.6
Background information: the importance of rice &rice-growing countries & Yuan’s status
Description of Yuan’s life & the process he discovered the hybrid rice.
Influence on China and the other countries
Task7. Discussion
Why does the author use this title
It is the good quality of asking questions which Yuan Longping developed from childhood that leads to his great achievements.
1. in the rice-growing world, leading figure
2. as a child, educate, nickname
3. in college, agriculture,
4. as a young teacher, the key to doing is to do ,
5. first, experiment with, publish,
6. then, search for
7. finally, breakthrough, support
8. as a result of , production ,export,
Task 8.Retell the text (5mins)
Thank you!