人教版高一英語(yǔ)Unit19 Reading 人教

1、2021/8/9 星期一1Unit19 Reading 1Modern agriculture2021/8/9 星期一22021/8/9 星期一3 It shows thousands of chickens sit in small cages inside a large building. It shows a farmer is feeding the chickens. Chickens can walk freely in the yard.Describe the photos.2021/8/9 星期一4It shows two bags of chemical fertiliz

2、er. It shows a pile of animal shit.2021/8/9 星期一5 It shows a farmer working on the land with a buffalo(水牛). The buffalo pulls the plough to work the land. It shows a tractor. In this picture, the farmers use the tractor to work the land.2021/8/9 星期一6It shows dry, poor land. The earth is so dry that n

3、othing can grow there.It shows a greenhouse, where plants grow in a building made of glass.2021/8/9 星期一7 In the past, farmers grow crops in the traditional way. Using cattle to plough the field, farmers work most of the day all year around, but they could not produce enough food for the whole popula

4、tion. At present, they use modern techniques such as chemical fertilizers, greenhouses and so on in their fields to improve agricultural production. Great changes have taken place in agriculture. Summary 2021/8/9 星期一8 What will you think of when you see the word “agriculture”? 2021/8/9 星期一9agricultu

5、refarmirrigationfoodcropfieldplantsfarminggrainfarmerfertilizer seedcountrysidelandarableland2021/8/9 星期一10Match the words with the meanings: traditional arable irrigation improve GM watering not modern make better or more genetically modifiedsuitable for ploughing 2021/8/9 星期一11Fast readingParagrap

6、h 1 Since early 1990s scientists started to develop new environmental techniques.Paragraph 2 Traditional agriculture in China only changed a little.Paragraph 3 Many other plants are genetically modified.Paragraph 4 Many farming techniques have been modernized.Paragraph 5 Greenhouses are used.Paragra

7、ph 6 GM is used.2021/8/9 星期一121.How much does arable land take up in China?2.How many ways are mentioned to make the land produce more in para.2? What are they?3.What does new techniques mean?4.How many unusual ways are mentioned to deal with the shortage of arable land?Careful reading: Questions:On

8、ly 7 percent. Fertilisation; irrigation; 2 or more crops are planted each year where possible; more advanced technical information brought from abroad. Those that are used to increase agricultural production without harming the environment.2. Grow vegetables in greenhouses; GM.2021/8/9 星期一13Intensiv

9、e reading (True or False)1. Although China is a large country, only 7% of the land can be used for farming.( )2. More advanced technical information was brought in in the 1970s.( )3. Long before the early 1990s scientists started to develop new techniques without harming the environment.( )4. The bi

10、ggest problem of Chinese farmers is water. ( ) TFFF1980sFromshortage of arable land2021/8/9 星期一14 Post-Reading Modern agriculture has developed through periods according to the text. What was mainly developed in each period?Period 1 : In the 1980s:Period 3 :Nowadays:Period 2 : From the early 1990s:M

11、ore advanced technical information was brought in from abroad.Scientists started to develop new techniques to increase agricultural production without harming the environment.Using the latest technologies to grow vegetables, such as greenhouses, GM.2021/8/9 星期一15Consolidation Listen to the tape and

12、fill in the blanks with proper words according to the passage.With the development of m_ agriculture , farmers are realizing more and more the importance of protecting nature. Since the early 1990s, scientists have been trying to develop new t_ to increase agricultural p_ and protect the e_ at the s

13、ame time. Some c_ can help to produce better crops but are very h_to our environment. Some have a very good e_ on removing weeds but they damage crops at the same time. So new techniques should not only help increase production but also be f_ to the environment. We should depend on high technology a

14、nd t_ methods as well to develop our agriculture because food production and taking care of the environment are of the same i_.odernechniquesroductionnvironmenthemicalsarmfulffectriendlyraditional mportance2021/8/9 星期一16 Summary The text tells us something about the situation of agriculture of our c

15、ountry. For example, its past and present, especially its future. At the same time, we also know that we must take care of the environment while we develop our agriculture. From now on, we should study hard and be ready to make greater contributions to the development of our agriculture.2021/8/9 星期一17Discussion How can we develop modern agriculture to meet the change of peoples eating habits without destroying or damaging the environment? Modern agricultu