教材分析（analysis of teaching material）: This passage is a about organic farming. Nowadays, the chemical fertilizers are popular among farming. It damages the land, is bad for environment and people’s health. Some farmers and customers prefer the organic farming. Students can learn something about it from this passage.
学情分析（analysis of the students）This passage is little difficult for our students. There are some difficult sentences for them. Teachers can help students to read them and try to translate them. Meanwhile, our students can learn something new about farming. Chemical fertilizers cause many problems, so organic farming are popular among farming.
教学目标(Teaching aims)
知识目标(Knowledge aims)
Words: mineral; reduce; organic; level; whatever; bacteria; refer to; year after year…
Sentences: 1） Many farmers welcomed them as a great way to stop crop disease and increase production.
2) First, they damage the land by killing the helpful bacteria and pests as well as the harmful ones.
3) These many different organic farming methods have the same goal: to grow good food and avoid damaging the environment or people’s health.
能力目标(Ability aims):Enable students to master the main idea of the text and know the ways of organizing articles.
情感目标（Emotional aims）: help students learn how to enlarge the words and know the ways of the same topic.
教学重点和难点（teaching important points and difficult points）
#Teaching important points: words and expressions, main idea and some difficult sentences
#Teaching difficult points: how to grasp the main idea of the passage; how to grasp the words and phrases and be able to use them of the same topic.
教学过程(Teaching procedures)
Step 1 pre-reading
Q :1) How do you know about the organic farming? Can you say something about it?
2) As known to all, chemical fertilizers can help the crops grow strong and big, do you think it is good for our health? And why?
Step 2 reading
Task 1 questions about the passage.
What’s the organic farming?
What is the advantage of using natural fertilizers?
What is the disadvantage of using chemical fertilizers?
What’s the main idea of paragraph 3?
Why do farmers grow their crops in such ways?
Task 2 structure of the text
This is the structure of the text, read it and retell the text according to it.
Task 3 exercises on page 14
Because some of the exercises have been involved in Step II, teachers can leave this part to students.
For Exercise 3, here is a simple:
Organic farming means crops growing with natural fertilizers instead of chemical ones. Yhe natural fertilizer which is natural waste from animals does good to soil. It makes the soil richer in minerals while chemical fertilizers damage the soil, leaving chemicals fertilizers in the ground for a long time and killing both helpful and harmful bacteria and pests. Organic farmers keep the soil rich and healthy by changing plants every two or three years, planting different crops in different layers and planting grass between crops to prevent wind or water from carrying away the soil.
板书设计
Retell the passage:
Using chemical fertilizers is popular because it can stop crop disease and increase _____1____, but long-term use of these fertilizers can cause damage to the land and even to people’s health. Organic farming is to grow crops with natural but not ____2____ fertilizers. Organic farmers ____3_____ keeping their soil rich and ___4_______ disease. They prefer using natural waste from animals as fertilizers. They think this makes the soil in their fields _____5_____- minerals and so more ____6______. Organic farmers also use many other methods to keep the soil fertile. They often change the kind of crop in each field ___7____, or plant crops to use different ______8____ of soil, or plant grass between cops to prevent wind or water from ___9___ the soil. However, these methods have the same goal: to grow good food and avoid damaging the ___10____ or people’s health.
问题研讨(Problem study):
课堂提问:
What’s the organic farming?
What is the advantage of using natural fertilizers?
What is the disadvantage of using chemical fertilizers?
What’s the main idea of paragraph 3?
Why do farmers grow their crops in such ways?
练习: Exercises on page 35 of the exercise book:
Chemical farming
Advantages
Stopping crop disease and increase production
Disadvantages
Damaging the land: killing the helpful bacteria and pests
Damaging people’s health: many chemical in the food supply can lead to cancer or other illnesses
Food grows too fast to be full of much nutrition
Organic farming
Goal
To grow good food and avoid damaging the environment or people’s health
Methods
Using natural waste from animals as fertilizer.
Changing the kind of crop in each field every few years.
Using different levels of soil to plant crops.
Planting grass between crops
作业
Part 1 (A level)单词拼写
After a long s______, he gained control of the business.
Our foreign trade has e_____ greatly in recent years.
E_________ your child with some special skills is necessary.
The twins are so alike that I always c_________ them with each other.
He died of h_________ because he had not eaten for days.
As is known to all, coal and iron are __________（矿物）.
If you keep staying in the sun for a long time, you’ll get ______________(晒黑的).
Every year, we will __________(出口) a lot of rice to other countries.
In the past three __________(十年), great changes have taken place in our hometown.
It is suggested that the only way to do that is to ____________(减少) expenses.
Keys: 1 struggle 2 expanded 3 Equipping 4 confuse 5 hunger 6 minerals 7 sunburnt 8 export 9 decades 10 reduce
Part 2 (B level) 选词填空
rid…of; be satisfied with; focus on; thanks to; would rather; make comments on; be rich in
___________ the doctor’s timely help, the boy was saved.
The chairman told us that the meeting would _______ how to deal with the pollution caused by the factories.
You have given the correct answer. I ________________________it.
He read the contents himself and ____________________ it in time.
Last night they _____the dormitory _____mice, which made much noise at night.
As we know, vegetables __________vitamins.
I don't hope to leave so soon; I __________________ stay home a day lpnger.
Keys: 1 Thanks to 2 focus on 3 am satisfied with 4 made comments on 5 rid of 6 are rich in 7 would rather
Part 3 (C level) 根据课文内容填空
Using chemical fertilizers is popular because it can stop crop disease and increase _____1____, but long-term use of these fertilizers can cause damage to the land and even to people’s health. Organic farming is to grow crops with natural but not ____2____ fertilizers. Organic farmers ____3_____ keeping their soil rich and ___4_______ disease. They prefer using natural waste from animals as fertilizers. They think this makes the soil in their fields _____5_____- minerals and so more ____6______. Organic farmers also use many other methods to keep the soil fertile. They often change the kind of crop in each field ___7____, or plant crops to use different ______8____ of soil, or plant grass between cops to prevent wind or water from ___9___ the soil. However, these methods have the same goal: to grow good food and avoid damaging the ___10____ or people’s health.
Keys: 1 production 2 chemical 3 focus on 4 free of/ from 5 richer in 6 fertile 7 every few years 8 levels 9 carrying away 10 environment
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