资源简介

(共24张PPT)
Unit 6 Nature in words (period 4)
Developing ideas（文本解读）
1
express your understanding of the award speech
by analyzing the language features
At the end of the lesson, you will be able to:
summarize the reasons for the book’s success
by combing the objective and subjective factors;
obtain the general and specific information from
the text by skimming and scanning;
2
3
Learning Objectives
What is spring like in your memory
1 Lead in
What do you see What do you hear
How do you feel
1. Describe the photo
2 Prediction
Excerpt
（节选）
2 Prediction
italics
（斜体字）
typeface （字体）
2. Predict the content of other parts in the passage
the introduction to the author
the writing purpose
the significance
the comments
the content of the book
2 Prediction
2. Predict the content of other parts in the passage
3 Read for main idea
Excerpt
Author
&
Writing purpose
Contents
Impacts
Opposing voices
the author’s comments
a Book Review
Get the main idea of each paragraph (5 minutes)
How about the spring in the past How do you know
What’s the writing technique
What’s the function here
4 Read for details
4 Read for details
Answer the questions (para. 1)
What’s the spring like in the book
How about the spring in the past
How do you know
What’s the writing technique
Contrast
What’s the function here
to highlight the changes
to emphasize the silence
4 Read for details
4 Read for details
What’s the spring like in the book
Answer the questions (para. 1)
What was the author
She was not only a professional scientist but also
a talented writer.
Why did she imagine a world without birds
She aimed to alert... to the damaging effects of human activity on natural ecosystems.
What was her wish
She wished to see pesticides used in a... way.
4 Read for details
4 Read for details
Answer the questions (para. 2)
How does DDT reach the human body
What harm does DDT cause
4 Read for details
4 Read for details
Answer the questions (para. 2)
1. How does DDT reach the human body
2. What harm does DDT cause
4 Read for details
4 Read for details
Answer the questions (para. 2)
When DDT is sprayed onto plants in order to kill insects, it is absorbed by plants and subsequently consumed by animals. DDT also leaks through the soil and into rivers and lakes, where it contaminates（污染）fish consumed by humans.
DDT is highly poisonous to living organism, including humans.
How does the author present the severe situation
What do these case studies and research have in common
What's the writing purpose
A lot of scientific research... are used to present it.
They’re all programmes that did nothing to reduce... to solve.
She aimed to urge people to make themselves aware of the facts
and do something about the situation.
4 Read for details
4 Read for details
Answer the questions (para. 3)
4 Read for details
4 Read for details
What are the impacts of the book
It caused a great increase in environmental awareness.
The use of DDT was banned and the EPA was established in the US.
It earned Carson a posthumous Presidental Medal of Freedom.
It put her face on the 17-cent US stamp.
Answer the questions (para. 4)
Has the author achieved her writing purposes
Yes, she has achieved her writing purposes.
What are the opposing voices
Why do you think they challenged her findings
How did she respond to them
Critics said that Carson didn’t understand ... a chemist.
Some also said... emotional than scientific.
Maybe her behavior violated（侵犯） their personal interests.
She remained determined to defend her research, appearing in public and on television to defend her claims.
4 Read for details
4 Read for details
Answer the questions (para. 5)
Why does the book deserve
to be reread today
4 Read for details
4 Read for details
Answer the questions (para. 6)
Why does the author enjoy the book
What made her book interesting
Why does the author enjoy the book
What made her book interesting
Why does the book deserve to be reread today
Why does the book deserve to be reread today
4 Read for details
4 Read for details
Answer the questions (para. 6)
5 Think & Share
Why was Silent Spring so successful
1. the theme concerning all humankind’s interests
2. the beautiful and elegant language
3. the strong arguments
1. her talent for writing
2. her qualities
( determination, bravery, preciseness...)
4. the support from other scientists
Objective:
Subjective:
...
...
Read the excerpt from the award speech（颁奖词）for Carson.
5 Think & Share
Never silent herself in the face of destructive trends, Rachel Carson fed a spring of awareness across America and beyond. Always concerned, always eloquent（雄辩的）, she created a tide of environmental consciousness that has not ebbed（衰退）.
pun（双关）: an amusing use of a word or phrase that has two meanings, or of words that have the same sound but different meanings
“Man is a part of nature, and his war
against nature is inevitably（必然地） a war against himself.”
—— Rachel Carson
6 Summary
the beautiful scenery of the first snow
Happiness
Sorrow
the silent spring without birds
Nature in words
express gratitude to nature
show awe to nature
cherish nature
“Man is a part of nature, and his war
against nature is inevitably（必然地） a war against himself.”
—— Rachel Carson
Self-assessment
1
express your understanding of the award speech
by analyzing the language features
summarize the reasons for the book’s success
by combing the objective and subjective factors;
obtain the general and specific information from the text
by skimming and scanning;
2
3
7 Homework
Read poems or literary excerpts about nature.
Share it with others by writing a book review.
(200-250 words)
an excerpt of the book
brief introduction to the author
the content of the book
writing purpose
influences
different comments (including your own insights)
...
Share with others a book about nature

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