Unit5 The power of nature教学设计
Teaching aims：
Knowledge goals:
to check whether Ss have got the hang of some useful words and expressions
to let Ss learn some important language points
Ability goals:
to train Ss’ ability of speaking;
to help Ss improve the ability of learning English through reading
Emotion goals:
to encourage Ss to show interest in the knowledge of volcano and the work of volcanologist
Teaching procedures:
Step1: Lead-in
Show some pictures about natural disasters
Step2: Fast reading
Ask Ss to skim the reading and then finish the multiple-choices
1.What’s the main idea of para.3 ?
A.Boiling rock which erupts from the volcano and crashes back to earth causes less damage.
B. The lava that flows slowly down the mountain causes far more damage.
C. The eruption is much more exciting to watch.
D. There had been an eruption in the side of the mountain.
2. The writer doesn’t mind the occasional danger of his job because ________.
A. He travels to unusual places and meets interesting people from all over the world
B. He likes the different ways of working
C. He thinks his job the most important
D. He is excited about dangers and feels alive
3. As a result of the glaciologist's work, _________.
A. other scientists predict the progress of lava from the volcano
B. many people have been warned to leave their homes
C. the eruption causes less damage
D. the eruption may be prevented breaking out
4.Why did the volcanologist's run out of the house into the back garden
A. Because his bed began shaking.
B. Because his bedroom suddenly became as bright as day.
C. Because he thought there was an earthquake in Hawaii.
D. Because he wanted to collect information about the eruption.
5. What does the word “alive” mean in the sentence “... danger excites me and makes me feel alive”?
A. Living or not dead.
B. Active or lively.
C. Continuing.
D. Healthy.
6. Why did the writer put on special clothes to look at the crater?
A. Because he wanted to take some special photos.
B. Because he was concerned about his safety.
C. Because the other two scientists asked him to.
D. Because he wanted to climb down into the crater.
Step3: Ask Ss to read the passage carefully and then do the following exercises.
task1:After reading, answer the following questions
1. Why is a Volcanologist's job important?
2. Where is Mount Kilauea?
3. Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption ?
4. What caused the writer’s bedroom to become as bright as day even though it was night?
5. Why did the scientists have to get close to the volcano after it began erupting?
6. Why was it difficult for the writer to walk towards the edge of the crater?
7. What does the writer find impressive about volcanoes even after studying them for many years?
task2: Read the text and fill in the blanks
The writer
Profession
Volcanologist
Job
◆ Travels to 1______ places and meets 2________ people from all over the world.
◆ Helps to protect people from the 3________ .◆4_______ information about Mount Kilauea.
The writer
Profession
Volcanologist
Job
◆ Helps other scientists to 5_______ where lava from the volcano will flow next and how fast it will flow.
The first experience
The day of the
6 ______
◆ My bed began 7_______ and I heard a strange sound.
◆ My bedroom became as 8______ as day. ◆ Red hot lava 9 ____________ hundreds of meters into the air.
The first experience
The day after the eruption
◆ We 10 _____________ to the edge of the crater with protective suits and looked down into the red, boiling centre.
◆ The other two climbed down into the crater to collect some lava for later study.
Step4: 精讲点拨：
This being my first experience, I stayed at the top and watched them.
(1)该句中This being my first experience是独立主格结构。
(2)该结构在句中一般作状语
(3)该结构的构成：名词/代词+adj/adv/介词短语/doing/done/to do
E.g. ___________________________(由于没有公交车)，we went to school on foot.
Step5: Ask Ss to read the text again. Then do the following exercises to consolidate what they have learned in this class.
.在空白处填入适当的内容或括号内单词胡正确形式。
I’m a volcanologist. I travel usual places and meet interesting people from all over the world, but I’m never1.______ (bore).
2.___________(collect) and evaluated the information of volcanoes, I help other scientists to predict the information about volcanoes, but ____ (fortunate), we can’t move people’s homes out of the way and many houses have been covered4.________lava or 5.________(burn) to the ground. I’ll never forget my first sight of an eruption—red hot lava was ________(fountain) hundreds of metres into the air, 7._____ was an _______(absolute) fantastic sight. We scientists wore special clothes and slowly made our way 9.____the edge of the crater and looked down into the red, boiling centre.
I am still 10._____ (amaze) at volcanoes’ beauty as well as their potential to cause great damage.
Step6: Discussion
Having learned a little more about the work of a volcanologist, do you think it is an occupation you would enjoy? Give your reasons.
Step7. summary：
We have learned the knowledge about volcanoes.
We have learned important words, phrases and sentence structures.
Step8: Tell Ss their homework
Spend some time researching one disaster. You can use books, magazines,
newspapers or the Internet. Collect pictures or diagrams and look for information about volcano
The power of nature评测练习
Ⅰ: 回顾检测
1.（火山）爆发；突然发生vi._________ 2.在旁边；沿着边 adv._________
3.任命；委派vt.____________ 4.评估；评价；估计 vt.___________
5.全部焚毁phr._______________ 6.泉水般的喷出或涌出vt&vi___________
7.绝对的；完全的 adj._________ 8.前往phr._________________
Ⅱ: Read the text and fill in the blanks
The writer
Profession
Volcanologist
Job
◆ Travels to 1______ places and meets 2________ people from all over the world.
◆ Helps to protect people from the 3________ .◆4_______ information about Mount Kilauea.
The writer
Profession
Volcanologist
Job
◆ Helps other scientists to 5_______ where lava from the volcano will flow next and how fast it will flow.
The first experience
The day of the
6 ______
◆ My bed began 7_______ and I heard a strange sound.
◆ My bedroom became as 8______ as day. ◆ Red hot lava 9 ____________ hundreds of meters into the air.
The first experience
The day after the eruption
◆ We 10 _____________ to the edge of the crater with protective suits and looked down into the red, boiling centre.
◆ The other two climbed down into the crater to collect some lava for later study.
Ⅲ: .在空白处填入适当的内容或括号内单词胡正确形式。
I’m a volcanologist. I travel usual places and meet interesting people from all over the world, but I’m never1.______ (bore).
2.___________(collect) and evaluated the information of volcanoes, I help other scientists to predict the information about volcanoes, but ____ (fortunate), we can’t move people’s homes out of the way and many houses have been covered4.________lava or 5.________(burn) to the ground. I’ll never forget my first sight of an eruption—red hot lava was ________(fountain) hundreds of metres into the air, 7._____ was an _______(absolute) fantastic sight. We scientists wore special clothes and slowly made our way 9.____the edge of the crater and looked down into the red, boiling centre.
I am still 10._____ (amaze) at volcanoes’ beauty as well as their potential to cause great damage.
Ⅳ. summary： What’s the main idea of the passage?
__________________________________________________________________________________________________________________________________
评测结果及分析
回顾检测反映了学生对学过的词汇掌握的比较扎实。
在当堂检测中，学生较好的回答了评测练习题，从细节和整体上都很好的把握了整篇文章的内容，基本上达到了预期目标。
课件35张PPT。The power of natureBook6 Unit 5Remember what happened on Dec 26, 2004?tsunami Do you know any other natural disasters ?
Lead-in earthquakefloodsdroughtthunder/ lightningtornado/cyclonehurricane /typhoonvolcano-eruptionWhat do you know about volcano?
Do you know how a volcano erupts?volcano-eruptionBoiling rock erupts from the crater;
the lava flows slowly down the mountain. Magma chamberLavaCraterAsh cloud/volcanic ashWhat does a volcanologist’s
work look like?An Exciting Job
An Exciting JobReadingFast reading
Scan and skim the whole text and then finish the multiple-choices. Boiling rock which erupts from the volcano and crashes back to earth causes less damage.
B. The lava that flows slowly down the
mountain causes far more damage.1.What’s the main idea of para.3 ?C. The eruption is much more exciting
to watch.
D. There had been an eruption in the
side of the mountain.2. The writer doesn’t mind the
occasional danger of his job because
________.A. He travels to unusual places and meets
interesting people from all over the
world
B. He likes the different ways of working
C. He thinks his job the most important
D. He is excited about dangers and feels
alive3.As a result of the glaciologist's
work, _________. other scientists predict the progress
of lava from the volcano
B. many people have been warned to
leave their homes
C. the eruption causes less damage
D. the eruption may be prevented
breaking outA. Because his bed began shaking.
B. Because his bedroom suddenly became
as bright as day.
C. Because he thought there was an
earthquake in Hawaii.
D. Because he wanted to collect
information about the eruption.4.Why did the volcanologist run out of the house into the back garden?5. What does the word “alive” mean in
the sentence “... danger excites me and
makes me feel alive”?
Living or not dead.
B. Active or lively.
C. Continuing.
D. Healthy.6. Why did the writer put on special
clothes to look at the crater?
Because he wanted to take some
special photos.
B. Because he was concerned about his
safety.
C. Because the other two scientists asked
him to.
D. Because he wanted to climb down into
the crater.1. Why is a Volcanologist's job important?Volcanologists study volcanoes so that they can warn people when the volcano is going to erupt and so save many lives.II.Careful- reading
Step1:After reading, answer the following questions
2. Where is Mount Kilauea?Mount Kilauea is in Hawaii.3. Why is the lava that flows on Mount
Kilauea more dangerous than the
actual eruption ? The lava flows down the mountain and
can cover up or burn villages in its path.
The rocks that erupt from the volcano
usually don’t damage anything because
no one lives near the crater.4. What caused the writer’s bedroom to become as bright as day even though it was night?
The light that was caused by the
red-hot rocks and gas that erupted
from the volcano.
5. Why did the scientists have to get close to the volcano after it began erupting?The scientists needed to get samples
of the lava so they could study them.6.Why was it difficult for the writer to
walk towards the edge of the crater?The author was wearing special protective clothing that made it difficult to walk.unusualinterestingvolcano CollectsStep2:
Read the text and fill in the blanks.predicteruptionshakingbrightwas fountainingmade our way Ⅲ.Consolidation在空白处填入适当的内容或括号内单词的正确形式。
I’m a volcanologist.I travel to unusual places and meet interesting people from all over the world, but I’m never1.______ (bore).
2.___________ (collect) and evaluated the
information of volcanoes, I help other scientists to predict the information about volcanoes, but ____ (fortunate), we can’t move people’s homes out of the way and many houses have been covered4.________lava or 5.________(burn) to the ground. bored Having collectedunfortunatelywithburned I’ll never forget my first sight of an eruption—red hot lava was ________(fountain) hundreds of metres into the air, 7._____ was an _______(absolute) fantastic sight. We scientists wore special clothes and slowly made our way 9.____the edge of the crater and looked down into the red, boiling centre.
I am still 10._____ (amaze) at volcanoes’ beauty as well as their potential to cause great damage.
fountainingwhichabsolutelytoamazedDiscussionHaving learned a little more about the work of a volcanologist, do you think it is an occupation you would enjoy? Give your reasons.No. I probably wouldn’t enjoy this job because I would have to live in other countries and also I don’t like being in dangerous. Also, I’m not very good at science.Yes, I’d like to do a job like this because I would enjoy working outside and I think I would enjoy the adventure. It would be exciting to meet people from different countries and I would feel good about helping people avoid danger.SummaryWe have learned the knowledge about volcanoes.
We have learned important words, phrases and sentence structures.
Homework Spend some time researching one
disaster. You can use books, magazines,
newspapers or the Internet. Collect pictures or diagrams and look for information about the disaster.
Thank youThe power of nature课后反思
本课在导入时利用小测验提升同学们的兴趣，以此为切入点，通过学生略读、精读等方式，在反复阅读的基础上，使学生充分了解火山爆发以及火山学家的工作
备课主线比较清晰，文章内容看似零散实则不然。在阅读过程中，先通过略读，结合练习题把火山爆发的原因以及了解火山学家的工作。再通过精读，把课文内容进行梳理。这样做，把看似零乱的文章用清晰的脉络给学生展现出来。
当然，一些环节还有需要改进的地方。比如在导入的环节上，可以更多样化。另外如果有讨论环节则更好。
