必修4 Unit 2 Working the land Warming up参考课件（幻灯片21张）

(共21张PPT)
Working the Land
Unit 2
Warming up and reading
Is it easy for farmers to get rice?
Is it very necessary for us to cherish the food?
Hoeing millet in mid-day heat,
Sweat dripping to the earth beneath.
Do you know the food on your plate,
Each grain was hard-earned, mate?
Sympathy for the peasants
Did you know these facts before? What problem do they show?
925 million hungry people in 2010
(almost 1 in 7 people are hungry)
What are the causes of hunger?
Poverty is the principal cause of hunger.
Harmful economic systems are the principal cause of poverty and hunger.
Conflict as a cause of hunger and poverty.
Hunger is also a cause of poverty, and thus of hunger.
Climate change.
World Food Day was proclaimed (宣告) in 1979 by the Conference of the Food and Agriculture Organization (FAO). It marks the date of the founding of FAO in 1945. The aim of the Day is to heighten
public awareness of the world
food problem and strengthen
solidarity in the struggle against
hunger, malnutrition and poverty.
What can we do to deal with world
food crisis?
If you had the chance to help end hunger in the world, what would you do?
A farmer named Yuan Longping
How Yuan Longping became rich and famous
C. An agricultural pioneer named Yuan Longping who worked hard to produce a new strain of rice
D. A new strain of rice which is called super hybrid rice
Which of the following statements tells the main idea of the text?
C
Sum up the main idea of each paragraph.
Para 1
Dr. Yuan’s appearance and his achievement.
Para 2
Dr. Yuan’s biography.
Para 3
Dr. Yuan’s personality and hobbies.
Para 4
Dr. Yuan’s dreams.
Para 1
1. What does Dr. Yuan look like?
He has a sunburnt face and arms and a slim, strong body. He is more like a farmer than a scientist.
2. What is his achievement?
He grows what is called super hybrid rice, which makes it possible to produce one-third more of the crop in the same fields.
Answer the questions.
Decide the sentences are true or false.
1. Dr. Yuan is more a farmer than a scientist.
2. Dr. Yuan’s kind of rice is the most suitable
for China’s farmland.
F
T
a. He was born into a poor farmer’s family.
b. He graduated from Southwest Agriculture
college.
c. In 1950, Chinese farmers produced 5.5 billion
tons of rice.
d. 20 billon tons of rice was produced by growing
his hybrid rice.
e. He searched a way to increase rice outputs without expanding the area of fields.
f. He helps rid the world of hunger by circulating
his knowledge in less developed countries.
Put Dr. Yuan’s biography in right order.
a
c
b
e
d
f
Para 2
Para 3
Which of the following descriptions about Dr. Yuan’s personality is NOT true?
A. He is satisfied with his life because he is
now rich and famous.
B. He cares little about money and fame.
C. He would rather work than lead a
comfortable life.
D. He enjoys a simpler life than most rich and famous people.
A
Dreams are free and everybody can have ideas about what they would like their future life to be.
1. What does “Just dreaming for things, however, costs nothing.” mean?
Para 4
The rice plants were as tall as sorghum. Each ear of rice was as big as an ear of corn and each grain of rice was as huge as a peanut.
2. What did Dr. Yuan’s rice look like in his dream?
3. What is Dr. Yuan’s second dream?
His another dream is to export his rice so that it can be grown around the globe.
Introduce Yuan Longping according to the following words.
sunburnt face & arms
slim, strong body
invent super hybrid rice
be famous as in 1930
in 1953 at present
be satisfied with lead a … life
prefer freedom to fame
would rather hobbies
dream of doing sth.