人教 版英语 必修4 Unit2 Working the land Warming up and Reading课件 （共31张PPT）

课件31张PPT。Unit2
Working the land? Have you ever grown any plant?
? Do you know how to grow a plant?
How do you think to grow our main
food----rice?First, the farmers plow(犁地) the field. They have to make the soil loose enough to plant crops.What are they doing?Second, they grow some young plants.Third, they insert the young plants into the loose field.What a big harvest!ploughing（犁田） Learn the wordsseedingfertilizing
(施肥)irrigating (灌溉)transplanting 插秧harvestingselect the seeds plough the soil turn over the soil sow the seeds remove the weeds fertilize farming stepsWhat is the main food in all East Asian and Southeast Asian countries?Rice. It is said that there are 2.4 billion people to eat rice every day throughout the world. If that happened, people might die of hunger. The whole world would get into trouble.What do you think would happen if tomorrow there was suddenly no rice to eat? HungerIf you had the chance to do something to help end hunger in the world, what would you do ?How to solve hunger? making good use of the waste land developing the technology to… inventing a new kind of food…improving the quality of the soil preventing the pests from eating our cropsDo something to help end hunger in the world!!!A Pioneer
*
For
All People
*Reading: In the late 1990s, Brown, an American scholar, came up with the theory of Chinese Menace(威胁), which said that in the 2030s, Chinese population will add up to 1.6 billion, and had the question who would feed the large population in China as well as in the world.Just at that time, a Chinese scientist declared to the world that China can solve the problem by himself and help to solve the same problem in the world.Yuan Longping
“Father of Hybrid Rice”Fast - Reading: find out the main idea of each paragraph. appearance and achievements birth, education and research noble personality dreams
What does Dr. Yuan look like? Why?
2. What is his achievement?Para 1:He looks like a farmer because he always works under the sun for long time.He produces super hybrid rice.Para 2:Why did Dr. Yuan want to increase the rice output when he was young?
2. How does he help rid the world of hunger?Because at that time, hunger was a serious problem in many parts of the countryside. He saw many people suffering from hunger when he was young.He works hard to produce the hybrid rice that has a high output.Which of the following description about Dr Yuan’s personality is not true?
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.Para. 3 Dr Yuan’s personalityPara41.What does “dreaming for things, however, costs nothing.” mean?
Dreams are free and everybody can have ideas about what they would like their future life to be.Produce a kind of rice that could feed more peopleAs huge as a peanut
The first dream As tall as sorghum As big as a corn Personal informationAchievements:Hobbies:grow rice that has a high outputcirculate his knowledge abroadgive money to equip others for their research
listening to violin musicplaying mah-jongswimmingreadingTo export his rice so that it can be grown all over the world
The second dream