1. Unit19.Modern Agriculture
Welcome to our class!
Turn to s19

2. Teaching process 1.Revise the words learnt last lesson
2.Talking about the pictures
3.Talking about agriculture in china.
4.Talking about traditional and modern farming
5.Listen and answer
6.Fast reading and do Ex1.
7.Summarize the main idea of the text
8.Explaining the notes
9.Consolidation
10.Discussion
Return to S1
11.Say bye

3. Words and expressions greenhouse insect watermelon soybean seedless
genetically
modify
tobacco
golden 温室 昆虫 西瓜 大豆
无子的
由基因决定的 更改 烟叶
金色的
arable
technique
fertiliser
modernise
seedbed
advanced
irrigation
delegation
production
可耕的
技术，技巧，方法
肥料；化肥
使现代化 苗床
先进的 灌溉
代表团 生产

5. Talking about the importance of the agriculture
1.China ,with the largest population in the world ,also, ranks first in agricultural population.China has to feed a quarter of the world’s population
2.Agriculture is playing an very important part in our country ’s development
3.Although China is the third –biggest country in the world,only 7%of the land can be used for agriculture .so we must always look for better methods and techniques to produce more food.

6. Planting Rice by Hand
planting rice by hand
traditional farming

7. plowing fields with animals
traditional farming

8. harvesting barley by machine
modern farming

9. spraying crops by machine
modern farming

10. Advantage: Disadvantage:
the advantage and disadvantage of modern agriculture
Chemical fertilizers,electronic pumps and other advanced technology are used.farmers can spend less time on farms and much more grain is produced.
Advantage:
Disadvantage:
The air,the water and the soil round us more or less polluted

11. Listen and answer 1.What is the biggest problem of Chinese farmers?
The shortage of arable land
2.When was more advanced technical information was brought in from abroad?
In the 1980’s

12. Read and choose the best answers
1.In China only seven percent of the land is used for farming.This is__________.
A because farmers don’t need more land to produce food for the whole population .
B.because China needs more and more land to build cities.
C.because there are not enough farmers to work on the land.
D.because the other hand cannot be used for agriculture
2.Fertilisation is a technique that is used to___________
A.make poor soil better. B.make wet land drier.
C.make dry land wetter.
D.grow vegetables with their roots in water instead of earth D A

13. 3.Modern agriculture means finding ways to________
A.increase irrigation and stop using fertilisers
B.stop irrigation and using fertilisers.
C.increase production and be friendly to the environment
D.product the same amount while taking better care of nature
4.in the sentence “ …they are protected from the wind ,rain,and insects”, “they” means__________.
A.greenhouses. B.roots C.vegetables D.tomatoes.
5.In GM “M”stand for “modified”,which means “changed”.What changes is ______ A.the way in which poor soil is made better.
B.the way in which Chinese farmers work on their land.
C.The way in which crops develop from seed
D.the way in which farmers take care of the environment. C C C

14. Main ideas
1.Introduction to our country’s agriculture and the arable land
(P1)
2.How to use advanced technology to improve production
(P2)
3.From early 90s research into new techniques to increase production without harming the environment
(P3)
(P3)
4.Solutions to the biggest problem of the shortage of arable land
(P4-6)

15. Difficult notes 1.make good /the best/full use of,合理/尽量/充分利用
2.bring in 引进
3.increase to/by .(v)， “增长到”　用 to; “增加了”用 by
e.g the population of this town has increased by 5%.
The population has increased to more than seven million.
4.be harmful to =do harm to or.do sb harm.
5.depend on/upon.依靠.　E.g The country depends heavily on foreign aid(外援）
6.protect from.保护使不受；挡住　
7.a variety of =various多种多样的、　各种各样的

16. it is/was +被强调部分that/who/whom…
8.as well as 侧重点在前 not only …but also 侧重点在后e.g.The teacher,as well as the students the students ,wishes for a holiday.
Not only the teacher but also the students wish fro a holiday
9.It is on this arable land that the farmers produce food for the whole population of China.(P1.S3)
It was from the early1990s that scientists started to develop new techniques to increase agricultural production without harming the environment .(P3.S1.)
强调状语
强调句型：
it is/was +被强调部分that/who/whom…
强调状语

17. Listen and fill in the blanks with proper words:
1.The biggest problem of Chinese farmers is the_________of ________ land. Using the ________ technologies, Chinese scientists grow vegetables in________. The _______ of these vegetables are not planted in earth but ______ in water that ________all the nutrients they _____ to grow.
2. In 1993, a kind of tomato was _______ that was very different from any _______ before. It was developed ________ a technique known as_____
shortage
arable
latest
greenhouse
roots
hang
contains
need
developed
grown
using GM

18. Discussion: To be a modern farmer,what should we need？ knowledge
advanced technology
advanced management
hard work

19. Good bye!
Have a nice time!
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