资源简介

(共26张PPT)
Unit 6 Nurturing nature
Understanding ideas
高二外研版（2019）
选择性必修一
Learning aims
In this class, I will
1. organise information about challenges and solutions and act them out
2. infer the author’s writing purpose
3. express opinions about the significance of the railway
4. develop the spirit of overcoming challenges and the awareness of
protecting ecosystem
Quiz
1. Which is the highest railway
in the world
a. The Trans-Siberian Railway.
b. The Qinghai-Tibet Railway.
c. The Chengdu-Kunming
Railway.
Warming up
the Qinghai-Tibet Plateau
2. Which of these natural World Heritage Sites does the Qinghai-Tibet Railway pass by
a. Xinjiang Tianshan.
b. Qinghai Hoh Xil.
c. South China Karst.
Golmud
Lhasa
Hol Xil Nature Reserve
Para. 1
Para. 2
Para. 3-6
Para. 7
A. The author’s feelings about the railway
B. Challenges and solutions
C. Start the journey on the “Sky Railway”
D. The railway and I
1. Match each part with the main idea
Activity 1
Read and finish
2. Why is the Sky Railway special to the author
1. Match each part with the main idea
Para. 1
Para. 2
Para. 3-6
Para. 7
A. The author’s feelings about the railway
B. Challenges and solutions
C. Start the journey on the “Sky Railway”
D. The railway and I
2. Why is the Sky Railway special to the author
① The author has worked on the Qinghai-Tibet Railway.
② It’s a record of their efforts to overcome the most difficult challenges
and to protect the delicate ecosystem as a top concern.
the first thing to consider
impossible
extraordinary
Challenges Solutions
To protect wild animals 1.________________________________have been built
under the railway to allow the animals to 2.________________________________.
3.To________________________ 675 bridges with 4._______________________________
were built between Golmud ang Lhasa.
140,000 square meters of wetland were
5._____________________________ in order
to protect its distinct ecosystem
To make sure the workers stayed healthy 6.____________________________ were constructed.
The workers also enjoyed 7._____________________
in lower areas.
8.To________________________ Thousands and thousands of sandbags were used to
9._____________________________ along the lake to
10._____________________________.
Read Para 3-6 and complete the table
Activity 2
Challenges Solution
To protect wild animals. 1 _______________________
have been built under the railway to allow the animals to 2 ____________________.
Thirty-three passages
move safely and freely
Activity 2
Para 3
Does this solution work well
How do you know
totally unaware
not disturbed/
live as usual
succeed in protecting wild animals
Challenges Solution
To 3 ____________ ________________________________ _______________. 675 bridges with 4
____________________________________ were built between Golmud and Lhasa.
140,000 square metres of wetland were 5___________
___________ in order to protect its distinct ecosystem.
prevent damage to wetlands and grasslands
a total length of about 160 kilometers
moved to a
new area
Activity 2
Para 4
huge environmental efforts
Challenges Solution
To make sure the workers stayed healthy. 6 _______________________
_________ were constructed.
The workers also enjoyed
7 _________________ in lower areas.
Several oxygen-making
stations
regular breaks
Activity 2
Para 5
Is working on the railway dangerous
Why (Find a sentence to explain)
Challenges Solution
To 8 __________ ____________________________ Thousands and thousands of sandbags were used to 9 __________________________
along the lake to 10 _________
_______________________
protect Cuona Lake from pollution
build a twenty-kilometer wall
protect it from construction waste
Activity 2
Para 6
1. Does this solution work well How do you know
beautiful scenery
succeed in protecting Cuona Lake
2.How does the author feel
A sense of pride and achievement
Challenges Solutions
To protect wild animals 1.________________________________have been built
under the railway to allow the animals to 2.________________________________.
3.To________________________ 675 bridges with 4._______________________________
were built between Golmud ang Lhasa.
140,000 square meters of wetland were
5._____________________________ in order
to protect its distinct ecosystem
To make sure the workers stayed healthy 6.____________________________ were constructed.
The workers also enjoyed 7._____________________
in lower areas.
8.To________________________ Thousands and thousands of sandbags were used to
9._____________________________ along the lake to
10._____________________________.
Thirty-three passages
move safely and freely in their natural habitat
prevent damage to wetlands and grasslands
a total length of about 160 kilometres
moved to a new area
Several oxygen-making stations
regular breaks
protect Cuona Lake
build a twenty-kilometre wall
protect it from construction waste
impossible
extraordinary
overcome challenges
We should
protect the ecosystem
while
promoting development
Choose the author’s purpose in writing the passage and give your reasons.
To prove that humans can conquer nature.
To highlight the amount of work required to build the Qinghai-Tibet Railway.
To praise the worker’s efforts in building the Qinghai-Tibet Railway.
Reasons
Para. 2-6: examples of how to overcome the challenges successfully
Para 6: “... I feel a sense of pride and achievement.”
Para 7: “... I am proud that we built our “impossible” railway
Activity 3
ONE ON ONE programme is having an interview with the railworker ---the author of the text.Design an interview and act them out.
Activity 4
Interview time
Tips: Your talk should mainly focus on the challenges faced and wise solutions (choose one or two you are most impressed by)
Pair work ( I: intervier W: worker )
Begin like this
I：Hello,Mr./Mrs...Welcome to our programme-----ONE ON ONE.
W: Hello,everyone.It’s a pleasure to be here. I’m...and I once worked
on the Qinghai-Tibet Railway.
...
Qs:As we all know,the railway passes by...
What challenges did you meet when working there /
How did you solve the challenge
As: (natural conditions) present a challenge to us./
To protect/ prevent damage to...
Activity 5
Think and share
Why is the Qinghai-Tibet Railway called the sky railway
the highest/the most difficult to bulid...
2. What changes do you think the Qinghai-Tibet Railway has brought to the people living along the railway
1 Transportation
2 Culture
3 Economics
4 Society
…
Activity 5
Think and share
The Qinghai-Tibet Railway is called the Sky Railway
not only because
the highest / the toughest to build
but also because
a railway of development
a railway of life
a railway of unity
a railway of happiness
...
Items Yes No
Do you understand the challenges and solutions
Can you master words and expressions
Do you know how to infer the author’s writing purpose
Can you voice your opinions about the Sky Railway
Self-evaluation
Write an essay to introduce the Sky Railway with about 100 words
Assignment
Thank you！

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