| Unit 19 Modern Agriculture(人教版高一英语下册教案教学设计) |
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| 中学英语教学资源网 → 英语教案 → 教学设计 手机版 | ||||
Teaching Aims and Demands Words and Phrases Four Skills: protection technical import production method tie discovery garden gardening wisdom practical guide firstly condition remove generation depend on and so on Three Skills: technique irrigation pump seed insect root golden sow soil weed sunflower Spoken English: Giving advice and making decisions In my opinion you should … I think he is right … If I were you … Wouldn’t it be better if …? We can’t do both, so… The other idea sounds better to me… We have to make a choice …. As far as I can see the best thing would be to … Grammar: The use of “it” （2）: ----强调句中的某一成分 1. 强调主语 The children often help the parents do he farm work. It is the children who often help the parents do the farm work. 2. 强调宾语 Future agriculture should depend on high technology. It is high technology that future agriculture should depend on. 3. 强调地点、时间等状语。 The farmers produced food for the whole population of China on this arable land. It was high technology that future agriculture should depend on. Use of Language: Help the students to finish the tasks of listening, reading, writing, speaking presented in the book and the exercise book through using what the students have known. Learn the text Modern Agriculture and Farming and Gardening. Get the students to feel the role the agriculture plays in our life and the effect of high technology in agriculture. Important points: The way to give advice and make a decision. Difficult points: The use of “it”. Teaching aids: Computer, tape-recorder Way of Teaching: 交际法教学 Lesson1 Step 1 Warming Up Ask the students to first study the graph in the book and make sure they understand what information it provides: The graph shows the growth of major farm productions over the period from 1991-1995 in relation to period from 1986-1990. What it shows in that for example for grain, the production in the four years from 1991-1995 was 10% more than in the four years from 1986-1990. For answers to the question 1: The produce for all products was higher than before. Especially the produce of meat, fish and fruit has increased very sharply. 1. People are earning more money, so they want to buy and eat or meat. 2. People learn more about healthy food, so they want to eat more fruit. 3. Eating fish doesn’t make people as fat as eating meat, so people like eating more fish. 1. People want to buy different products, so farmers need to grow different things. 2. Farmers want to make more money. When they can grow extra crops or other crops on their land or land which they can’t use to grow grain, they will for example plant fruit trees. In the end, they will bring more fruit trees. For answers to the question 3 1. First, Chinese people are eating more meat. Next, farmers have to raise more pigs, sheep and cattle. So, more grass is needed to feed more sheep and cattle. So, farmers need more grassland. Possibly, they will cut down trees to take more land on which to grow grass. 2. If farmers want to grow different crops they would plant them together. This can be very good for the soil. Step 2 Listening Get the students to listen to the text and then check their answers. Answer to exercise 1: History of farming farmers in China Protection of nature trees Environmental problems dikes Answer to exercise 2: 1. True 2. False 3. False 4. True 5. False Answer to exercise 3: 1. (all kinds of ) environmental problems 2. destroyed 3. floods 4. droughts 5. farming 6. go against nature 7. too wet 8. farming/growing wheat/growing crops 9. fishponds Step 3 Speaking First show the students some pictures of kinds of lands being used. When land is becoming scare, people in towns and villages may sometimes have different idea about the best way to use the land. Often such conflicts are about the decision whether to use the land for building houses, factories and roads or as farmland. Then divide the students into groups of five, and let each student take one of the rules. There are five roles: A-D are all local farmers in the small village. Role E plays as the leader. Step 4 Homework Prepare a discussion for one of the topic in the exercise TALKING. Lesson2 Step 1 Revision Get several students to present their discussion they prepared last class. Step 2 Presentation First show the students the pictures on their books. And then ask them to describe what they find in the pictures or what information they can get through comparing them in the two rows. The answer may be: the first four pictures are ways that farmers used in agriculture in the past decades, while the last four are ways of modern farming. It’s striking feature is the wide use of modern agriculture technique. Step 3 Reading Ask the students to read the text Step 4 Language points 1. It is on this arable land that the farmers produce food for the whole population of China. “it” 引导强调句。It无意义，只起语法作用。 Jia Sixie wrote a book called Qimin Yaoshu around 540 AD. --- It was Jia Sixie who wrote a book called Qimin Yaoshu around 540 AD. --- It was a book called Qimin Yaoshu that Jia Sixie wrote around 540 AD. --- It was around 540 AD that Jia Sixie wrote a book called Qinmin Yaoshu. ------其结构：It + be + 强调部分 + that (人物用who/whom) ＋句子其他成分。 2. To make as much use of the land as possible, two or more crops are planted each year where possible. (1) as … as possible 尽可能的…. We need to send the letter off as soon as possible. Hold your breath for as long as possible. (2) where possible = where it is possible. Fill in the words in the blanks where necessary. Come to see her when possible. 3. 词组总结：bring in as well as protect … from a variety of over the years have an effect on make good money make use of in the 1980s be different from stand for in other words go against Step 5 Interview Get one students to play as a scientist, then some students as reporters. The others students may ask the “scientist” to answer some questions they are interested in about GM. Step 6 Homework Lesson 3 Step 1.Revision Check the homework. Step 2 Word Study Finish the exercise on page 108 as a test on the vocabulary. And then complete the chart on P47, Make sure the students know what they are expected the do. Step 3 Grammar First introduce the content about the use of “it”. Grammar The use of “it”(2) for Emphasis It is on this arable land that the farmers produce food for the whole population of China. It was from the early 1990s that scientists started to develop new techniques to increase agricultural production without harming the environment. Step 4 Practice Finish the exercises 1 2 in the following part. Step 5 Workbook Finish the two exercises in the workbook. Step 6 Homework Prepare some information for farming in China. Lesson 4 Step 1 Revision Get several students to report what they have prepared for the topic assigned last class. Step 2 Presentation Get the students to finish the exercise 3 on P110 as an introduction of the text. Step 3 Reading Ask the students to read the text and answer the questions below. The answers are: 1. Farmers should do things at the fight time of the year. 2. Farmers should examine the soil carefully. 3. If the condition of the soil is not good, farmers should improve it. 4. Before sowing or planting crops, farmers should clean rough ground and remove weeds. 5. Farmers should let sheep or cattle (cows) walk on the land before sowing or planting crops. 6. Farmers should plough the land, so weeds are destroyed. 7. When ploughing the land, farmers should plough deep the first time and less deep the second time. 8. Farmers will get the best results I they change crops in their fields. 9. If farmers plant rice in a field one year, and wheat in that field the following year, they will harvest good crops. 10. If farmers plant wheat close together, they will have better results than when plant wheat leaving space between the plants. 11. It is good to grow different plants next to each other in the same field. Step 4 Homework Ask the students to prepare a report about how to make a vegetable garden. Here they may be told to use the library or internet. |
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