牛津译林版八年级英语下册Unit 8 A green world第7课时示范课教案

Unit 8 A green world

Task

一、教学目标

1. 掌握重点词汇：simple, step, power。

2. 掌握重点句型：

Here are some simple steps to take.

Follow these small steps, and you can make a big difference to the Earth!

3. 学会组织自己的观点，会用细节信息支撑观点。

4. 学生学会审查初稿。

5. 写一篇关于环境保护的作文。

二、教学重难点

重点：

1. 指导学生学会用细节信息支撑观点。

2. 指导学生学会审查初稿。

3. 指导学生用简洁、清晰的语言写一篇关于环境保护的文章。

难点：

1. 指导学生学会用细节信息支撑观点。

2. 指导学生学会审查初稿。   

三、教学过程

Step 1 Warming-up

Guide Ss to have a free talk.

1. How can we go green?

2. What can we do to save water?

3. What can we do to save power?

4. What can we do to reduce pollution?

【设计意图】通过自由讨论和环保相关的问题，激活学生已知，引出本课主题。

Step 2 Pre-writing

1. Guide Ss to read the survey on students’ daily habits and analyze its structure, then find out main points of each part.  

Paragraph 1 is the introduction and it gives us the general information of the survey.

Paragraph 2 is the results of the survey. It mainly tells the facts of the survey.

In Paragraph 3, Sandy states her opinion.

【设计意图】通过再读综合技能中Sandy给吴老师的信，让学生总结文章的框架以及每个部分的主要内容，让学生初步了解文章的构成部分和每部分的作用。

2. Guide Ss to know the process of writing and what the steps are.

【设计意图】通过帮助学生了解具体的写作过程和每个过程中需要注意的问题，为后续的写作做准备。

3. Guide Ss to prepare with Millie to write a script about environment protection.

【设计意图】创设情境，通过指导学生从Millie的角度，与Millie一起进行写作前的构思，从过程中如何构思作文、如何选取支撑细节以及如何组织一篇文章。

4. Guide Ss to read Millie’s writing and answer the question.

What do you think of Millie’s writing?

【设计意图】通过让学生读Millie的文章并思考问题，让学生主动思考如何去评判一篇文章的好坏，从而反思如何去写好一篇文章，并为后续的活动做准备。

5. Guide Ss to learn to evaluate others’ writings.

【设计意图】帮助学生了解评判一篇作文的角度，以便学以致用。

6. Guide Ss to read Millie’s writing and find out the structure of the writing. Ask them pay attention to the main idea of each paragraph and the different kinds of transitions. 

Tell Ss: The underlined parts are the main idea of each paragraph. And the circled ones are different kinds of transitions.

【设计意图】以范文为例，引导学生进行分析，帮助学生注意写作特点。

7. Guide Ss to read Sandy’s writing again and find useful expressions they can use when writing.

【设计意图】学生通过再读文章，学习有用的短语及句式。

8. Guide Ss to read the information about World Water Day.

9. Guide Ss to prepare for the writing.

【设计意图】给学生提供环保相关的写作素材，引导学生做好写前准备，构思框架，思考支撑细节以及如何组织框架等，帮助学生学以致用并降低写作难度。

Step 3 While-writing

Guide Ss to write step by step.

【设计意图】学生进行写作练习，培养学生的写作能力。

Step 4 Post-writing

1. Guide Ss to revise their writings with the help of the six revising questions.

【设计意图】通过六个自问自答的问题，帮助学生修改、润色自己写的文章。

2. Guide Ss to enjoy a sample writing.

3. Guide Ss to talk about the question.

Why do we write?

【设计意图】讨论写作带来的好处，鼓励学生爱上写作，并不断的尝试写作。

Step 5 Summary

Guide Ss to summarize what they’ve learnt in this lesson.

Step 6 Homework
1. Read their writing again and revise it if necessary.

2. Prepare for a presentation.

【设计意图】通过课后润色修改作文，帮助学生形成良好的写作修改习惯。同时，为展示做准备。

四、板书设计

Writing Process

Prewrite

Write

Revise

Edit