新视野大学英语4第三版第四册第四单元教案

教案

New Horizon College English

新视野大学英语读写教程读写教程（四）

教研室：大学英语教研室教师姓名：

授课专业

课程名称大学英语（ 4）

和班级

Unit 4 Achieving 授课学时 6

授课内容sustainable

environmentalism

The teaching objective of this unit is to help students:

1.To grasp the main idea and structure of the text;

2. To understand the structure of “rebut and organize counter-

arguments”;

3. To write an argumentative essay;

教学目的

4.To master the key language points and grammatical structures in

the text.

5.To conduct a series of reading, listening, speaking and

writing activities related to the theme of the text.

1.Text structure analysis

nguage points:

Key words and expressions : environmentalism,

constituent, segregate, consolidate, differentiate,

definitive, deplete, reversible, chord, regime, call

教学重点

upon/on, be incompatible with, either-or, as ⋯ as the

next person/man, choose sth. over sth. else, frame/ state

of mind.

3. Writing skills: how to rebut and organize counter-arguments

教学方法

教学过程

作业辅助手段辅导答疑

1. Communicative approach;

2.Task-based teaching method;

3.Audio-lingual method.

1.Pre-reading Activities

2.Text Structure Analysis

3.Detailed Study of the Text

4.Grammar and exercises

5.W

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g skills practice Homework:

1.Write a paragraph with the structure of “rebut and organize counter-arguments”.

2.Recite the appointed

paragraph. Multimedia

software, CD-ROM

教学内容

I. Pre-reading Activities

Step 1: To ask students some questions concerning environment like:

What are the pollutions to environment? How to prevent pollution?

What to do to make the protection sustainable?

Step 2: Discuss in groups.

Step 3: Introduce background information.

Ⅱ. Text Structure Analysis

Ask the Ss to read the passage as quickly as they can and to get the

main idea of each paragraph and make clear about the text structure.

Purpose: Improve the students reading’ and writing ability and understand the general idea of each paragraph.

Method : Read the text individually and discuss in groups.

Part I (paras. 1): Introduction to environmental protection.

Part II (paras. 2-10): Body: rules on environmental protection.

Part III (paras. 11-13): Conclusion: nature should be subordinate to human beings.

Ⅲ. Detailed Studies of the Text

New words and expressions

1. constituent

n. a) sb. who votes in a particular area.

When the vote was announced, all the constituents broke into cheers.

当投票结果宣布时，所有的选民都欢呼起来。

b) one of the substances or things that combine to form sth..

Caffeine is the active constituent of drinks such as tea and coffee.

咖啡因是茶和咖啡这类饮品的活性成分。

2. segregate

vt. a) separate one part or thing from another

Women’s dresses are segregated from the misses’in many departments.

在很多百货商店，成熟女装和少女装是分开的。

b) separate one group of people from others, esp. because they ate

of a different race, sex or religion

The students are segregated according to their proficiency in English.

学生按英语水平的不同进行了划分。

3. consolidate

v. a) combine things in order to make them more effective or easier to deal with. They consolidated four provinces to form three new ones. 他们把四个省合成了三个。