33.设计任务:

请阅读下面的学生信息和语言素材，设计20分钟的写作教学力案。教案没有固

定格式，但须包含下列要点:

●Teaching objectives

●Teaching contents

●Key and difficult points

●Major steps and time allocation

●Activities and justifcations

教学时间: 20 分钟

学生概况:某城镇普通高中一年级第一学期学生，班级人数40人。多数学生已

经达到(普通高中英语课程标准(实验》》五级水平。学生课堂参与积极性一般。

语言素材:

( 1) Read the short essay and discuss

We can learn all we need on the Internet

I agree withthis idea, especially on the subject of learming English. In my class, there are45 students, and our English lessons last for 50 minutes. That means that weeach| have one minute of our teacher's time! Our English teacher is excellent,but she can't help everyone in the class in 50 minutes.

It would bemuch better if we spend the time working on a computer. There are 45 computersin our school, so we could do that. If we work independently, we can learn muchmore. And we can learn about the subjects that we are interested in.

(2) Write a paragraph giving the opposite view.

1. Teaching contents

This is a writing lesson about writing a parngraph to oppose theview that "We can learn all we need on the Internet".

II. Teaching objectives

1. Knowledge objectives

(1) Students can realize the advantages and disadvantages of learningon the Internet.

(2) Students can master the basic structure of an argumentation.

2. Ability objectives

(1) Students can develop writing skills such as cohesion, logicand so on.

(2) Students can express their own opinions about the Internet's effectson learning.

3. Emotional objectives

Students can develop their critical thinking when discussing atopic.

III. Teaching key and difficult points

1. Teaching key points

Students can write an argumentation to oppose the view that“We canlearn all we needon the Internet".

2. Teaching difficult points

Sudents can express their own opinions about the Internet's effectson learning.

IV. Major steps

Step 1 Pre-writing (6 minutes)

(1) Ask students to read the short essay and guide them to findthe supporting ideas of“We can learn all we need on the Internet".

①There are 45 students while our English lessonlasts for 50 minutes.

②We can learn much more if we work on a computerindependently.

③We can learn the subjects that we are interestedin.

(2) Divide students into groups of four, ask them to think aboutthe opposite points, and give detailed information to support their points

(3) Guide students to list the opposite ideas of "We canlearn all we need on the Internet."

(4) Guide students to summarize the basic structure of anargumentation, and ask students to pay attention to the topic sentence,transitional words and supporting ideas. For example,

①I don't agree with this idea. The reasons are asfollows...

②In my opinion, we can't learn all we need on theInternet because of the following reasons...

(Justification: Group discussion can arouse students' interest andstrengthen their cooperative spirit Moreover, students can get more details forthe fllowing writing,)

Step 2 While-writing (8 minutes)

Ask students to write an argumentation and pay attention to thecohesion, logie, choices of words, grammar and punctuation.

(justification: Students can master some writing strategies andcomplete an argumentation to express their own ideas,)

Step 3 Post-writing (6 minutes)

(1) Organize students to make self-editing and exchange with theirdeskmates to do peer-editing according to the Writing Rubrics.

 (2) Then choose a sampleand make comments.

(Justification: Editing can provide a better writing for students,meanwhile the comments will help students learn more from others and improvetheir writing ability.)