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人教版 (新课标)必修5&选修6Unit 4 Global warming试讲课ppt课件
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这是一份人教版 (新课标)必修5&选修6Unit 4 Global warming试讲课ppt课件，共44页。PPT课件主要包含了the Object，Conclusion，Practice ，Writing等内容，欢迎下载使用。
Lessn 5 The use f “it” (2)Grammar
Let's watch a shrt vide
It is the beautiful trees that have been destryed.
It is the air pllutin that has been caused.
It is the lvely animals that have been killed.
It's ur mther earth that gets sick.
Hw des it cme abut?
Human activity has caused ur earth t get sick.
It is human activity that has caused ur earth t get sick.
Discvering useful structure
What has caused glbal warming?
It is human activity that has caused glbal warming.
Wh made accurate measurements f the amunt f carbn dixide in the atmsphere frm 1957 t 1997.
It was a scientist called Charles Keeling wh made accurate measurements f the amunt f carbn dixide in the atmsphere frm 1957 t 1997.
It is ur mther earth that gets sick.It is human activity that has caused ur mther t get sick.It is human activity that has caused glbal warming.It was a scientist called Charles Keeling wh made accurate measurements f the amunt f carbn dixide in the atmphere frm 1957 t 1997.强调句型：It is/was +强调部分+that/wh 从句
Human activity has caused glbal warming by burning mre and mre fssil fuels .
It is human activity that has caused glbal warming by burning mre and mre fssil fuels.
the Subject
Human activity has caused glbal warming by burning mre and mre fssil fuels.
It is glbal warming that Human activity has caused by burning mre and mre fssil fuels.
It is by burning mre and mre fssil fuels that human activity has caused glbal warming.
the Adverbial
Human activity des have caused glbal warming by burning mre and mre fssil fuels.
the Predicate
1. Struture:
It is (was) It is (was)
2. Parts emphasized:
all parts except predicate
3. Functin:
t stress /emphasize
I. Rewrite each sentence with “It ” t give mre emphasis t the underlined part.
1. We can make a difference t ur earth by living a lw carbn life.2. Envirnmentalists have tried t stp the earth's temperature rising.3. Mre new energy-saving cars have been prduced recently.4. Citizens in Beijing begin srting rubbish nw t reduce pllutin.5. Human beings burnt t much fssil fuels t get energy.
Let's check the answers
1. We can make a difference t ur earth by living a lw carbn life.2. Envirnmentalists have tried t stp the earth's temperature rising.
It is envirnmentalists wh have tried t stp the earth's temperature rising.
It is by living a lw carbn life that we can make a difference t ur earth.
3. Mre new energy-saving cars have been prduced recently.4. Citizens in Beijing begin srting rubbish nw t reduce pllutin.5. Human beings burnt t much fssil fuels t get energy.
It is recently that mre new energy-saving cars have been prduced.
It is srting rubbish that citizens in Beijing begin nw t reduce pllutin.
It was human beings wh burnt t much fssil fuels t get energy.
It is PM 2.5 that makes the city s smggy.
1.PM2.5让我们这个城市烟雾弥漫。
II. D translatins with emphatic “it” pattern.
It is by planting mre trees that we can imprve ur envirnment.
2.植树能够有效的改善我们的环境。
3.为了保护环境我们应该避免使用这些一次性餐具（dispsable thrwaway tableware).
It is dispsable thrwaway tableware that we shuld avid using t prtect the envirnment.
4. 电子垃圾给我们的环境带来了巨大压力。
It was this e-waste that brught abut big pressure n ur envirnment.
5.人类应该承担起保护野生动物的责任。
It is human beings wh shuld take respnsibility t prtect the wildlife.
6.为了减少碳排放我们应该现在就开始减少我们每天的碳足迹。
T cut dwn the carbn dixide emissin，it is nw that we shuld begin t reduce ur carbn ftprints every day.
III. Answer questins with emphatic “it” pattern accrding t the pictures.
1. What shuld we chse t reduce carbn dixide emissin?
It is green travel that we shuld chse t reduce carbn dixide emissin.
2. What shuld we use t change the envirnment we live？
It is green shpping bag that we shuld use t change the envirnment we live.
3. What shuld we begin t clean the envirnment we live?
It is srting the rubbish that we shuld begin t clean ur envirnment.
4. What shuld we prtect t maintain the harmny f the nature?
It is the wild animals that we shuld prtect t maintain the harmny f the nature.
5. What will help us slve the prblem f dispsable cups?
It is the edible cups that will help t slve the prblem f dispsable cups.
6. What can help t slw dwn the pace f glbal warming?
It is saving energy that can help t slw dwn the pace f glbal warming.
It is we wh can save the earth and save urselves.
Rewrite the speech in grups, using emphatic “it” pattern t put extra emphasis s as t make the tne mre appealing t yur classmates.
Rewrite the speech
Dear classmates, It is human activity that has caused glbal warming. It is the burning f ur fuels that has resulted in ur pr envirment. It is different kinds f envirnmental prblems and smg that we are suffering frm every day.
Sample fr the rewriting
As far as I'm cncerned, nature is ur mther. She raises us by ffering everything we want r need. It is by reducing the pllutin that we can make ur earth cleaner. It is by prtecting wildlife that we can make ur earth a better place t live n. It is the respnsibility that we shuld take t prtect ur envirnment.
Dear classmates, let’s change ur lifestyle frm little things in ur daily life! It is frm nw n that we must take actin! Tgether, individuals can make a difference. Remember-it is yur cntributin that cunts! Thanks fr listening.
Sphie Armstrng f the Earth Care are cllecting sme useful ways in ur daily life t make ur envirnment better. Write a suggestin letter t him, using emphatic “it” patterns t make yu tne mre persuasive if necessary.
T cut dwn the carbn dixide emissin, it is nw that we shuld begin t reduce ur carbn ftprints every day. It is green travel that we shuld chse t reduce carbn dixide emissin.It is the edible cups that will help t slve the prblem f dispsable cups.
Little things t cure ur mther earth
It is saving energy that can help t slw dwn the pace f glbal warmingIt is green shpping bag that we shuld use t change the envirnment we live.It is srting the rubbish that we shuld begin t clean ur envirnment.
Dear Sphie Armstrng, On seeing the letter that yu are cllecting sme useful ways t make ur envirnment better by ding little things in ur daily life. My heart is swelled with a sense f anticipaitin and I think I can help yu a little.
Writing sample
As far as I am cncerned, it is respnsibity that everyne shuld take at nce. As fr what t d, my suggestins are as fllws. Firstly, it is srting the rubbish that we shuld begin nw, which will help ur living envirnment cleaner. Besides, it is things made frm recycled materials that we shuld buy. Otherwise, we wuld have a lt f white rubbish t deal with.
Last but nt least, it is green travel that we shuld chse when ging ut, which is a gd way t cut dwn the carbn dixide emissin in ur daily life. All in all, it is everyne's cntributin that can save urselves. I sincerely hpe my suggestins can help a little.Yur sincerely,Lihua
Lessn 5 The use f “it” (2)Grammar
Let's watch a shrt vide
It is the beautiful trees that have been destryed.
It is the air pllutin that has been caused.
It is the lvely animals that have been killed.
It's ur mther earth that gets sick.
Hw des it cme abut?
Human activity has caused ur earth t get sick.
It is human activity that has caused ur earth t get sick.
Discvering useful structure
What has caused glbal warming?
It is human activity that has caused glbal warming.
Wh made accurate measurements f the amunt f carbn dixide in the atmsphere frm 1957 t 1997.
It was a scientist called Charles Keeling wh made accurate measurements f the amunt f carbn dixide in the atmsphere frm 1957 t 1997.
It is ur mther earth that gets sick.It is human activity that has caused ur mther t get sick.It is human activity that has caused glbal warming.It was a scientist called Charles Keeling wh made accurate measurements f the amunt f carbn dixide in the atmphere frm 1957 t 1997.强调句型：It is/was +强调部分+that/wh 从句
Human activity has caused glbal warming by burning mre and mre fssil fuels .
It is human activity that has caused glbal warming by burning mre and mre fssil fuels.
the Subject
Human activity has caused glbal warming by burning mre and mre fssil fuels.
It is glbal warming that Human activity has caused by burning mre and mre fssil fuels.
It is by burning mre and mre fssil fuels that human activity has caused glbal warming.
the Adverbial
Human activity des have caused glbal warming by burning mre and mre fssil fuels.
the Predicate
1. Struture:
It is (was) It is (was)
2. Parts emphasized:
all parts except predicate
3. Functin:
t stress /emphasize
I. Rewrite each sentence with “It ” t give mre emphasis t the underlined part.
1. We can make a difference t ur earth by living a lw carbn life.2. Envirnmentalists have tried t stp the earth's temperature rising.3. Mre new energy-saving cars have been prduced recently.4. Citizens in Beijing begin srting rubbish nw t reduce pllutin.5. Human beings burnt t much fssil fuels t get energy.
Let's check the answers
1. We can make a difference t ur earth by living a lw carbn life.2. Envirnmentalists have tried t stp the earth's temperature rising.
It is envirnmentalists wh have tried t stp the earth's temperature rising.
It is by living a lw carbn life that we can make a difference t ur earth.
3. Mre new energy-saving cars have been prduced recently.4. Citizens in Beijing begin srting rubbish nw t reduce pllutin.5. Human beings burnt t much fssil fuels t get energy.
It is recently that mre new energy-saving cars have been prduced.
It is srting rubbish that citizens in Beijing begin nw t reduce pllutin.
It was human beings wh burnt t much fssil fuels t get energy.
It is PM 2.5 that makes the city s smggy.
1.PM2.5让我们这个城市烟雾弥漫。
II. D translatins with emphatic “it” pattern.
It is by planting mre trees that we can imprve ur envirnment.
2.植树能够有效的改善我们的环境。
3.为了保护环境我们应该避免使用这些一次性餐具（dispsable thrwaway tableware).
It is dispsable thrwaway tableware that we shuld avid using t prtect the envirnment.
4. 电子垃圾给我们的环境带来了巨大压力。
It was this e-waste that brught abut big pressure n ur envirnment.
5.人类应该承担起保护野生动物的责任。
It is human beings wh shuld take respnsibility t prtect the wildlife.
6.为了减少碳排放我们应该现在就开始减少我们每天的碳足迹。
T cut dwn the carbn dixide emissin，it is nw that we shuld begin t reduce ur carbn ftprints every day.
III. Answer questins with emphatic “it” pattern accrding t the pictures.
1. What shuld we chse t reduce carbn dixide emissin?
It is green travel that we shuld chse t reduce carbn dixide emissin.
2. What shuld we use t change the envirnment we live？
It is green shpping bag that we shuld use t change the envirnment we live.
3. What shuld we begin t clean the envirnment we live?
It is srting the rubbish that we shuld begin t clean ur envirnment.
4. What shuld we prtect t maintain the harmny f the nature?
It is the wild animals that we shuld prtect t maintain the harmny f the nature.
5. What will help us slve the prblem f dispsable cups?
It is the edible cups that will help t slve the prblem f dispsable cups.
6. What can help t slw dwn the pace f glbal warming?
It is saving energy that can help t slw dwn the pace f glbal warming.
It is we wh can save the earth and save urselves.
Rewrite the speech in grups, using emphatic “it” pattern t put extra emphasis s as t make the tne mre appealing t yur classmates.
Rewrite the speech
Dear classmates, It is human activity that has caused glbal warming. It is the burning f ur fuels that has resulted in ur pr envirment. It is different kinds f envirnmental prblems and smg that we are suffering frm every day.
Sample fr the rewriting
As far as I'm cncerned, nature is ur mther. She raises us by ffering everything we want r need. It is by reducing the pllutin that we can make ur earth cleaner. It is by prtecting wildlife that we can make ur earth a better place t live n. It is the respnsibility that we shuld take t prtect ur envirnment.
Dear classmates, let’s change ur lifestyle frm little things in ur daily life! It is frm nw n that we must take actin! Tgether, individuals can make a difference. Remember-it is yur cntributin that cunts! Thanks fr listening.
Sphie Armstrng f the Earth Care are cllecting sme useful ways in ur daily life t make ur envirnment better. Write a suggestin letter t him, using emphatic “it” patterns t make yu tne mre persuasive if necessary.
T cut dwn the carbn dixide emissin, it is nw that we shuld begin t reduce ur carbn ftprints every day. It is green travel that we shuld chse t reduce carbn dixide emissin.It is the edible cups that will help t slve the prblem f dispsable cups.
Little things t cure ur mther earth
It is saving energy that can help t slw dwn the pace f glbal warmingIt is green shpping bag that we shuld use t change the envirnment we live.It is srting the rubbish that we shuld begin t clean ur envirnment.
Dear Sphie Armstrng, On seeing the letter that yu are cllecting sme useful ways t make ur envirnment better by ding little things in ur daily life. My heart is swelled with a sense f anticipaitin and I think I can help yu a little.
Writing sample
As far as I am cncerned, it is respnsibity that everyne shuld take at nce. As fr what t d, my suggestins are as fllws. Firstly, it is srting the rubbish that we shuld begin nw, which will help ur living envirnment cleaner. Besides, it is things made frm recycled materials that we shuld buy. Otherwise, we wuld have a lt f white rubbish t deal with.
Last but nt least, it is green travel that we shuld chse when ging ut, which is a gd way t cut dwn the carbn dixide emissin in ur daily life. All in all, it is everyne's cntributin that can save urselves. I sincerely hpe my suggestins can help a little.Yur sincerely,Lihua
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