人教版高一英语下册Unit22 Modern Agriculture阅读课件 人教

1、2021/8/9 星期一1Agriculture 2021/8/9 星期一2Traditional agriculture-While Niulang worked in the fields, the princess wove at home2021/8/9 星期一3ploughinga buffalo2021/8/9 星期一4weaving2021/8/9 星期一5One-family business2021/8/9 星期一6What are the features of traditional agriculture? 2021/8/9 星期一7Features Niulang w

2、orked in fields while Zhinv wove at home. Climate kinds of cropsPloughing production Traditional agriculture2021/8/9 星期一8Modern Agriculture2021/8/9 星期一9Which paragraphs talk about the following idea?(Para 1)c.A brief introduction to agriculture and arable land in China(Para 2)a.many farming techniqu

3、es have been modernised(Para 3)d.Scientists started to develop new techniques to increase agricultural production without harming the environment(Para 4-6)b. the latest technologies are used in modern agriculture2021/8/9 星期一10Find out the words with the same meaning in your textbook:Arable tradition

4、al Irrigationmodernizeseedbeds ImportGM can be used for farming not modernWatering becoming modernfields where seeds are grownbring ingenetically modified2021/8/9 星期一11Part1. Introduction1. Can you use a phrase to describe the agriculture in China for thousands of years?2. Whats the percentage of ar

5、able land in China?One-family businessOnly seven percent It is on this arable land that farmers produce food for the whole population of China.2021/8/9 星期一12Part2. Farmers make use of different techniques to increase farm production. Which of the following ways are mentioned? A. the use of machines,

6、 eg. tractors ( ) B. the use of electric pumps ( ) C. the use of chemical fertilizers ( ) D. the use of insect killers ( ) E. the use of special seedbeds ( ) F. more than one crop is planted each year wherever possible ( ) 2021/8/9 星期一13Part3.Modern agriculture means finding ways to_.increase irriga

7、tion and stop using fertilizers stop irrigation and using fertilizers increase production and be friendly to the environment produce the same amount while taking care of natureIt was from the early 1990s that scientists started to develop new techniques to increase agricultural production without ha

8、rming the environment. 2021/8/9 星期一14To solve the shortage of arable land.Roots:protected from:The temperature:the wind, rain and insects hang in water is controlled2021/8/9 星期一15Roots hang in water 2021/8/9 星期一16pumpkins2021/8/9 星期一17Watermelons 2021/8/9 星期一18fish2021/8/9 星期一19GMGM:How many researc

9、h stations:Changes:Advantages:How many plants: Produce more,bigger and healthier crops，need less time to get ripe the way in which crops develop from seedAbout 100Nearly 4,500Genetically modified2021/8/9 星期一20Features Increase production & take care of the environment Climate kinds of cropsPloughing

10、 production Modern agriculture2021/8/9 星期一211.It is modern agriculture that increases the food production.2.It is greenhouses that control the climate and season.3.It is GM that changes and increases the kinds of crops. 2021/8/9 星期一222021/8/9 星期一23 Farming in some area is still backward(落后). And our

11、 government has been paying great attention to agriculture and countryside. 2021/8/9 星期一24Premier Wen -The construction of new-style socialist countryside 2021/8/9 星期一25Discussion: 1.After you graduate from youruniversity, will you devote yourself to(致力于) farming to change the present situation?a.If you say “yes”, give your reasons and talk about what you can do from now on.b.If you say “no”,also give your