Unit 2 Working the land a pioneer for all people

(共22张PPT)
A Pioneer For All People
Question 1
How much of the earth is covered by land
A . 1/2
B. 1/3
C. 1/4
D. 1/5
√
Question 2
Of this land of the earth, how much can be used for farming
A . 1/2
B. 1/3
C. 1/4
D. 1/5
√
Question 3
Of this arable (可耕种的）land, how much is actually used for farming
A . 1/2
B. 1/3
C. 1/4
D. 1/5
√
Only 1/32 (1/4*1/2*1/4)of the
total land of the earth is now
used for farming
Nowadays, the farmland is becoming less and less.
Why
build too many houses, squares
serious environmental problems
over-farming/over-grazing,
………
population
What is the trend(趋势) of the world population
increases/ grows very fast
Problem
How can we feed so many people with limited farmland
For China, it is a even more serious problem.
Why
Because we only have 7% of the farmland of the earth, but have 22% of the population of the world.
Solution
a great scientist---- Yuan Longping
Match
Para1 A. Dr Yuan’s dreams.
Para2 B. Dr Yuan’s personality & his
hobbies.
Para3 C. Dr Yuan’s biography(传记)& his
achievements.
Para4 D. Dr Yuan’s appearance
and his invention.
Para 1
Dr Yuan’s appearance and his invention
What
What
sunburnt face and arms, slim and strong body
Super hybrid rice
para2
Dr Yuan’s biography& his achievements
what
1
2
3
He makes China feed its people with 7% of the farmland.
He circulates his knowledge in less-developed countries.
He helps the UN to rid the world of hunger
Para 3
Dr Yuan’s personality & his hobbies
what
what
1
2
3
1
2
3
4
satisfied with his life
cares little about fame
cares little about money
listenging to violin music
playing mah-jong
swimming
reading
Para 4
Dr Yuan’s dreams
what
1
2
as tall as sorghum, as big as an ear of corn, as huge as a peanut
export his rice all over the world
what adjs can we use to describe Dr.Yuan
diligent (hard-working), lively, energetic, music-loving, busy, ambitious, simple, plain, generous, devoted, intelligent, modest, strong-willed, pioneering, creative, determined, considerate, open-minded, straight-forward……
Discussion
Several years ago, a newspaper reported that Yuan Longping bought a luxurious(奢华的）car—Benz. Some people thought Dr. Yuan should deserve it, while others thought being the model of workers and farmers, it was not proper for him to drive such a luxurious car. What is your opinion
Slogans(口号）
Since 1981, Oct. 16th has been the World Food Day. Suppose on that day this year your class will ask everyone of you to write a slogan about food. What slogan will you write ( no food, no tomorrow)
find solutions
As the problem of hunger is far from being solved, what can we do to help solve this problem
Homework
1. do exercises on P12
2. Preview the passage on P14