Unit 5 Working the Land
Section C Using language教学设计
科目:英语 课题:Section C Using language 课时:1课时
教学目标与核心素养:
知识目标:Know the difference between chemical farming and organic farming
能力目标:know the structure of an argumentative essay
情感目标:know the writing skills of an argumentative essay, such as illustrating, giving examples or making contrasts.
教学重难点
教学重点:know the structure of an argumentative essay
教学难点:know the writing skills of an argumentative essay, such as illustrating, giving examples or making cantrasts.
课前准备:多媒体,黑板,粉笔
教学过程:
一、Pre-class
1. Greeting
2. Leading-in
学生活动:Making predictions
(1)Look at the title of the passage and try to guess what will be talked about in the passage.
(2)If you were asked to write the passage under this title,what is your structure
答案:
(1)Look at the title of the passage and try to guess what will be talked about in the passage.
(2)If you were asked to write the passage under this title,what is your structure
Here are 6 pictures.Try to find out which ones are about chemical farming and which are organic according to your background knowledge.
答案:Picture 1 organic farming;Picture 2 chemical farming;Picture 3 organic farming;Picture 4 organic farming;Picture 5 organic farming;Picture 6 chemical farming.
二、While-class
教师活动:
Read the text quickly and silently and try to find what is the main idea of each paragraph.And then draw the map of the structure.
Para.1
Para.2
Para.3
Para.4
Para.5
答案:
Para.1 Chemical farming helps fight crop disease and increase production.(advantage)
Para.2 Three disadvantages of chemical farming.(disadvantages)
Para.3 The definition of organic farming and one of its advantages.(advantage)
Para.4 Other different methods of organic farming and their advantages.(advantages)
Para.5 The disadvantage of organic farming and show the attitude of the writer to the readers.(disadvantage & attitude)
Therefore the structure of the passage is:(so our guess is quite right.)
学生活动:Read for details
Read the text carefully and complete the table.
Chemical farming advantage A great way to .
disadvantages 1.Kill not only but also . 2.Affect not only but also . 3.Crops are lacking in .
Organic farming advantages 1.The soil is rich in . 2.Keep free of chemicals. 3.Avoid damage to .
disadvantage Nowhere near able to .
The writer's attitude He/She is for .But there is still a long way to .
答案:
Chemical farming advantage A great way to fight crop disease and increase production.
disadvantages 1.Kill not only harmful bacteria and insects but also helpful ones. 2.Affect not only the crops but also the animals and humans who digest them. 3.Crops are lacking in nutrition.
Organic farming advantages 1.The soil is rich in minerals. 2.Keep the air,soil,water and crops free of chemicals. 3.Avoid damage to the environment or to people's health.
disadvantage Nowhere near able to meet the need.
The writer's attitude He/She is for organic farming.But there is still a long way to find a suitable solution.
学生活动:
Activity 1 Read the text carefully again and find out the transitional words and think about their functions.
Activity 2 Discuss the following questions.
(1)What other advantages and disadvantages of organic farming did the author not list
(2)Which kind of farming do you like And why
答案:
Activity 1
The transitional words:for example,not only...but also,in addition,in turn,in fact,as for,but,and,as well.
Activity 2
(1)Advantages:Organic food is more nutritious and has much flavour.Farmers can get more money out of organic farming.
Disadvantages:higher cost of producing food;greater effort required to farm.
(2)I like organic farming.Because organic food is more delicious and more healthy.
学生活动:Write an argumentative essay giving your opinion on chemical or organic farming.
Activity 1 Complete the outline below.
Topic sentence:In my opinion, farming is preferable to farming because
Point 1
(Detail)
Point 2
(Detail)
Point 3
(Detail)
Conclusion:
Activity 2 Use your outline to write a short essay giving your opinion on the topic,paying attention to using right transitional words.
Activity 3 Exchange your drafts with another pair.Use this checklist to give them helpful feedback.
√ Does the writer do a good job of expressing his/her opinion
√ Does each paragraph have one main idea
√ Does each paragraph have at least one detail to support its main idea
√ Does the writer sequence the points in logical order
√ Does the writer do a good job persuading you to accept his/her opinion
三、After-class
学生活动:Polish your draft and share it with your partner.
四、Summary
作业布置:完成同步课时作业。