2017年高一英语人教版必修4教案：Unit2Period5 SpeakingandWriting+Word版含解析

教学设计Period 5 Speaking and Writing The General Idea of This Period This period aims at encouraging the students to learn how to describe the advantages of the organic food and the disadvantages of the food with chemical fertilizer,and how to write a poster about it. Teaching Important Points Get the students to learn to write a poster. Enable the students to grasp the usage of the words,expressions and the drills they learnt in this unit. Teaching Difficult Points How to write a poster in a correct way. Teaching Methods Create some situations for the Ss to talk actively in public. Practice to improve the students’ writing ability. Teaching Aids A multimedia computer Three Dimensional Teaching Aims Knowledge and Skills Get the students to learn how to write a poster. Help the students consolidate the words,expressions and drills learnt in this unit. Process and Strategies Encourage the students to describe the advantages and disadvantages by offering examples. Feelings and Value As people are more and more concerned about the quality of the food they eat,this topic is more and more meaningful.Through the study of this part not only will they know more about the quality of food,but also they will learn about how to persuade others to buy the food you have proposed.Teaching ProceduresStep 1 Revision1.Greetings.2.Ask the students to tell the words,expressions and drills that can be used to describe organicfarming.Step 2 ReadingThis is the first step of Reading,Speaking and Writing.In the three steps,the teacher shouldremind the students that they should get the key words of the passage when they do somereading,in order to get a good understanding and make a good base for the writing;forspeaking,they should attend to what they will do.Be careful not to be off the point;for writing,themost important thing is to practise writing useful words,phrases,instead of the whole sentences.After the students get known about the rules,ask them to read the short passage in Ex.1 Page15,and ask the students to find out the key points of the passage.The suggested answer:AdvantageDisadvantage1.Healthy and safe1.People don’t know about the food and how good it is.2.Free of chemical fertilizers2.More expensive than other food which is not so safe.3.Grown away from industrial areas4.Away from dirty water suppliesT:Now let’s learn how to use these words to persuade people to buy your food!Let’s come to nextpart.Step 3 SpeakingTask 1:The students try to find reasons to persuade people to buy their e the above wordsabout the content of the short passage and the following expressions:I would rather...I don’t like because...I’d prefer...because...It’s a great pity that...Should I /we...? It’s better to... This is good value because... If I have a choice I’d choose...because... What is the advantage of? You need to... After three minutes,the teacher asks some students to act out their dialogue.( In pairs,one is the farmer,the other one is a customer.) Step 4 Writing Pre-writingThis exercise lets students collect and list information,then select what they think is most important and organize it for presentation. Task 1:The students gather information that they need and plan what they want to write. While-writing Task 2:The students write a poster to encourage more people to buy their green food. 1.The students select and organize what they want to write and write a poster. 2.The students check their mistakes in their poster. 3.The students rewrite their poster. An example of how to present a poster Buy the best fruits here. We only sell green food in this shop! Best choice at best price! Safe,healthy,clean,fresh.Far away from any pollution. No chemical fertilizer,all organic fertilizers Clean air,clean water No poison,no pesticides Home in heaven Healthy food means healthy life. Far away from diseases,without worries,full of happiness.( one reason )After-writing The students show their poster in class.Writing tips In writing a poster,make sure it has: ☆An attractive title; ☆Explain the reasons that you sell green food; ☆Explain why your green food is of good value; ☆Try to write correct and clear sentences.Step 4 Homework pare the poster with the suggested answers,and remember the useful expressions. 2.Prepare for the next class.The Design of the Writing on the Blackboard Unit 2 Working the landPeriod 5 Speaking and writing In writing a poster,make sure it has: ☆An attractive title; ☆Explain the reasons that you sell green food; ☆Explain why your green food is of good value; ☆Try to write correct and clear sentences.Record after TeachingActivities and Research To make preparations for this period,you may ask the students to find some related information on the Internet.A discussion is suggested to get enough information they need.Reference for Teaching Learning Tips写作中的常用句型 以下是写作中使用率最高、覆盖面最广的基本句式,每组句式的功能相同或相似,考生可 根据自己的情况选择其中的 1~2 个,作到能够熟练正确地仿写或套用。