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

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

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

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.

Planting Rice by Hand planting rice by hand traditional farming

plowing fields with animals traditional farming

harvesting barley by machine modern farming

spraying crops by machine modern farming

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

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

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

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

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)

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

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

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

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

Good bye! Have a nice time! 吴春梅　制作 返回首页