人教版选修6unit4reading
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Do you know any kind of energy resource?
wind
coal
oil
nuclear power solar power
water
Renewable Energy Renewable energy sources, such as the sun, wind, rain, and plant matter, naturally and continually "renew" themselves.
●BuRyetchyicnlges made from_________________. ●Buy products that are ecroencyocmleidcaml awtietrhia_l_s_______. ●____________in your garden or your school yaernde. rgy ●TPallaknwt ittrheeysour family and friends about_____________.
George Hambley thinks global warming will be mild with few bad environmental consequences.
Charles Keeling believes it is the burning of more and more fossil fuels that is resulting in a big increase in carbon dioxide.
Using language What can we do about global warming ?
●Turn a(n)__el_e_c_tr_i_c_a_l_a_p_p_l_ia_n_c_e__off when you’re not using it.
●Put on more clothes instead of turning up the________ ●Whaelkator_r_i_d_e_a__b_i_k_e___instead of taking motor vehicles. ●_________cans, bottles, plastics and newspapers.
Part4
Using a question,leavingreaders to think over the issue
Part 2
• Giving examples, using graphs, explanation
Part3 • Giving examples, making contrast (comparison)
The 2nd graph shows the amount of c arbon
d ioxiidnethe atmosphere from
1997. The CO2 c
onstetenatdily i
1t9o57
over this forntyc-ryeeaasredperiod. It went up from
9
Global warming
reasons
A rising population The use of energy Greenhouse gases Burning of fossil fuels (coal, oil and natural gas)
Agricultural industry Destruction of forests
★★★
Read something more about the 2 graphs:
The 1st graph between 1860
sahnodws2t0.hT0eh0egltoebmaplteratureemiperatur
anndcrdeeacsreedased over this period but on the
Part 1 • Raising a question
15
RDeaedtathilee2dgrreapahds:ing ★ ★ ★
The 2 graphs are used to explain points by
providing
.
evidence
evidence or argument?
16
Detailed reading
Fast Reading ★ ★
Skim the article:
Who wrote the article? What is the name of the magazine? What are the names of the three scientists mentioned in the article?
4
Energy sources Renewable/non-renewable
Wind Coal Oil Nuclear power Sun Water
renewable 可再生的 non-renewable 不可再生的 non-renewable non-renewable renewable renewable
Man burns fossil _fu_e_ls_ --- produce huge quantities of greenhouse gases, esp. _c_a_rb_o_n_d_i_o_x_id_e--- the gases trap h_e_a_t _ from the sun and therefore w_a_rm__ the earth.
4.The rise in carbon dioxide is causing a steady increase in global warming.
5.George Hambley believes that global warming will do good rather than harm to the earth.
whole it i
by around onencdreegarseeed
Fahrenheit. During this time, the earth
reached its l temperature in about 1910
and itsowhiegshtest in
. There was a steady
Your reasons…
25
Assignment
Everyone can make a difference • Talk about the effects of global
What is the greenhouse made and used for? Greenhouse
Greenhouse Effect 温室效应
A greenhouse is made of glass and is used for growing plants, especially during cold weather.
315 to
parts p million.
370
er
Tip: While reading a graph, you’d better pay
attention to the numbers.
18
2 Reading Comprehension
True or false?( P2)
1.The temperature in the last century didn’t see m to increase much.
How does it work? trap the heat from the sun keep it from escaping warm
A greenhouse
8
Greenhouse gases
Greenhouse
Greenhouse Effect
How does this global warming come about?
6.It is clear what the effects of global warming will be.
19
Detailed reading ★ ★ ★ ★
Read the article carefully.
What do the 3 scientists think about global warming? Do they agree with one another? They don't agree with one another.
Introduction
Para.1
Body
Para.2-6
Conclusion
Para.7
12
★★★
LookLeabharlann Baiduthrough the main text:
Body
Introduction
II
Conclusion
Para. 2-5
I
Para. 1
IV
Para. 7
III
Para. 6
13
★★★
Match the parts with the main ideas:
Part 2
• Explain how global warming comes about.
Part 1
• Introduce the topic of global warming.
● It’s up to readers to think and decide
Part 4 whether people should do something
Unit 4
Global warming
Words study
Pre-reading & reading I
1
Warming up Do you know anything that consume(消耗) energyin the home and the class? lights, television, computer, washing machine, hairdryer, camera, …
2.Everyone believes that global warming is caused by the activities of humans.
3.Janice Foster believes she can measure the future global rise in temperature.
about global warming or not.
•
Part 3
•List two different attitudes among scientists towards global warming.
14
★★★
Match the parts with the writing skills:
increase in the temperatu20re00during the 20
years after 1980. We can see from the
graph that the earth has become w
since early last century.
17
Detailed reading ★ ★ ★
20
3. What do they think about global warming? Do they agree with one another? They don't agree with each other. Dr. Janice Foster thinks the effects of global warming could be very serious.
globalwarming
DiscussTiohne :earth is becoming warmer.
In your opinion, does it matter?
A : We shall do
something about global warming.
B: We shall do
nothing about global warming.
11
What is the writing style?
☺A. Expositive (说明文) B. Practical (应用文)
C. Argumentative(议论文) D. Narrative(记叙文)
The organization of an expositive essay:
A title
wind
coal
oil
nuclear power solar power
water
Renewable Energy Renewable energy sources, such as the sun, wind, rain, and plant matter, naturally and continually "renew" themselves.
●BuRyetchyicnlges made from_________________. ●Buy products that are ecroencyocmleidcaml awtietrhia_l_s_______. ●____________in your garden or your school yaernde. rgy ●TPallaknwt ittrheeysour family and friends about_____________.
George Hambley thinks global warming will be mild with few bad environmental consequences.
Charles Keeling believes it is the burning of more and more fossil fuels that is resulting in a big increase in carbon dioxide.
Using language What can we do about global warming ?
●Turn a(n)__el_e_c_tr_i_c_a_l_a_p_p_l_ia_n_c_e__off when you’re not using it.
●Put on more clothes instead of turning up the________ ●Whaelkator_r_i_d_e_a__b_i_k_e___instead of taking motor vehicles. ●_________cans, bottles, plastics and newspapers.
Part4
Using a question,leavingreaders to think over the issue
Part 2
• Giving examples, using graphs, explanation
Part3 • Giving examples, making contrast (comparison)
The 2nd graph shows the amount of c arbon
d ioxiidnethe atmosphere from
1997. The CO2 c
onstetenatdily i
1t9o57
over this forntyc-ryeeaasredperiod. It went up from
9
Global warming
reasons
A rising population The use of energy Greenhouse gases Burning of fossil fuels (coal, oil and natural gas)
Agricultural industry Destruction of forests
★★★
Read something more about the 2 graphs:
The 1st graph between 1860
sahnodws2t0.hT0eh0egltoebmaplteratureemiperatur
anndcrdeeacsreedased over this period but on the
Part 1 • Raising a question
15
RDeaedtathilee2dgrreapahds:ing ★ ★ ★
The 2 graphs are used to explain points by
providing
.
evidence
evidence or argument?
16
Detailed reading
Fast Reading ★ ★
Skim the article:
Who wrote the article? What is the name of the magazine? What are the names of the three scientists mentioned in the article?
4
Energy sources Renewable/non-renewable
Wind Coal Oil Nuclear power Sun Water
renewable 可再生的 non-renewable 不可再生的 non-renewable non-renewable renewable renewable
Man burns fossil _fu_e_ls_ --- produce huge quantities of greenhouse gases, esp. _c_a_rb_o_n_d_i_o_x_id_e--- the gases trap h_e_a_t _ from the sun and therefore w_a_rm__ the earth.
4.The rise in carbon dioxide is causing a steady increase in global warming.
5.George Hambley believes that global warming will do good rather than harm to the earth.
whole it i
by around onencdreegarseeed
Fahrenheit. During this time, the earth
reached its l temperature in about 1910
and itsowhiegshtest in
. There was a steady
Your reasons…
25
Assignment
Everyone can make a difference • Talk about the effects of global
What is the greenhouse made and used for? Greenhouse
Greenhouse Effect 温室效应
A greenhouse is made of glass and is used for growing plants, especially during cold weather.
315 to
parts p million.
370
er
Tip: While reading a graph, you’d better pay
attention to the numbers.
18
2 Reading Comprehension
True or false?( P2)
1.The temperature in the last century didn’t see m to increase much.
How does it work? trap the heat from the sun keep it from escaping warm
A greenhouse
8
Greenhouse gases
Greenhouse
Greenhouse Effect
How does this global warming come about?
6.It is clear what the effects of global warming will be.
19
Detailed reading ★ ★ ★ ★
Read the article carefully.
What do the 3 scientists think about global warming? Do they agree with one another? They don't agree with one another.
Introduction
Para.1
Body
Para.2-6
Conclusion
Para.7
12
★★★
LookLeabharlann Baiduthrough the main text:
Body
Introduction
II
Conclusion
Para. 2-5
I
Para. 1
IV
Para. 7
III
Para. 6
13
★★★
Match the parts with the main ideas:
Part 2
• Explain how global warming comes about.
Part 1
• Introduce the topic of global warming.
● It’s up to readers to think and decide
Part 4 whether people should do something
Unit 4
Global warming
Words study
Pre-reading & reading I
1
Warming up Do you know anything that consume(消耗) energyin the home and the class? lights, television, computer, washing machine, hairdryer, camera, …
2.Everyone believes that global warming is caused by the activities of humans.
3.Janice Foster believes she can measure the future global rise in temperature.
about global warming or not.
•
Part 3
•List two different attitudes among scientists towards global warming.
14
★★★
Match the parts with the writing skills:
increase in the temperatu20re00during the 20
years after 1980. We can see from the
graph that the earth has become w
since early last century.
17
Detailed reading ★ ★ ★
20
3. What do they think about global warming? Do they agree with one another? They don't agree with each other. Dr. Janice Foster thinks the effects of global warming could be very serious.
globalwarming
DiscussTiohne :earth is becoming warmer.
In your opinion, does it matter?
A : We shall do
something about global warming.
B: We shall do
nothing about global warming.
11
What is the writing style?
☺A. Expositive (说明文) B. Practical (应用文)
C. Argumentative(议论文) D. Narrative(记叙文)
The organization of an expositive essay:
A title