课件37张PPT。The Violence of NatureModule 3Presentation Give definitions to the following disasters.Lightning Lightning is the flash of light which happens during a thunderstorm.floodFlood is a lot of water in an area which is usually dry.Hurricane is a very strong wind or storm.hurricane tornadoTornado is a column of air that turns very quickly.Give definition by using the structure “sth. is …”Scales of TornadoNow, answer the following questions.
1. What are the scales of tornado?
2. Have you ever read a news story about tornado? Can you describe it?F1, F2, F3, F4 and F5Reading Passage 1
What is a Tornado?Task1. Read Passage 1 and Fill in the blanks.They can ____ ___cars, trains and even houses and___ them _____in the next street. They can ___ the fur ___ the back of a cat and the feather ___ the back of a chicken. Then can _______houses, but _____ the furniture inside where it was.A tornado is a _______ ________of air form a thunderstorm to the ground.More than ______ kilometres per hour.Most of them ________ in the US, in the area from _____ in the southeast to ____________in the north._____tornadoes each year _____ ________It more than 700 people and 2,700 people.rotating column400occurTexasSouth Dakota800pick upputdowntakeoffoffdestroyleavekilledinjuredon averageTask2. What kind of style is Passage 1?A. Narrative(记叙文)B. Exposition(说明文)C. Argumentation(议论文)D. Essay(散文)They can ____ ___cars, trains and even houses and___ them _____in the next street. They can ___ the fur ___ the back of a cat and the feather ___ the back of a chicken. Then can _______houses, but _____ the furniture inside where it was.A tornado is a _______ ________of air form a thunderstorm to the ground.More than ______ kilometres per hour.Most of them ________ in the US, in the area from _____ in the southeast to ____________in the north._____tornadoes each year ___ _______It more than 700 people and 2,700 people.rotating column400occurTexasSouth Dakota800on averagepick upputdowntakeoffoffdestroyleavekilledinjuredPart 1. The description of a tornado from all aspects:
the definition
the speed
the places
the frequency
the strengthPart 2. An example of a tornado.How many parts can passage1 be divided into?
Para 1
Para 2Para 3Tip1: The present tense should be used when you describe something.Tip2: The past tense should be used when you give an example.1. On average, there are 800 tornadoes in the US each year, causing about 80 deaths and 1500 injuries.
这句话中causing about 80 deaths and 1500 injuries是v-ing做结果状语。此句可以改为非限制性定语从句。
Task3. Translate and rewrite the following sentences.在美国，平均每年有800次龙卷风，致使80人死亡，1500人受伤。On average, there are 800 tornadoes in the US each year, which cause about 80 deaths and 1500 injuries.必然结果2. The worst tornado of all time occurred in 1925, affecting three US states: Missouri, Illinois and Indiana.
翻译：
改写：
Task3. Translate and rewrite the following sentences.有史以来最严重的一次龙卷风发生在1925年，影响了美国的三个州：密苏里州，伊利诺伊州和印第安纳州。The worst tornado of all time occurred in 1925, which affected three US states: Missouri, Illinois and Indiana.【句式仿写】大火烧了一整天，烧毁了很多房屋和建筑。
（用定语从句和非谓语完成句子）
The fires burnt for a whole day,
__________________________________（定语从句）
___________________________________（非谓语）destroying many houses and buildings. which destroyed many houses and buildings. Passage 2
What is a Hurricane?What kind of style is Passage 2?A. Narrative(记叙文)B. Exposition(说明文)C. Argumentation(议论文)D. Essay(散文) Task 4. Read Passage 2 and fill in the blanks by using the correct form of the words.Challenge yourself!What is a hurricane? Hurricanes are strong tropical storms, ______ occur in the southern Atlantic Ocean, the Caribbean Sea and the Gulf of Mexico. There ___ (be) violent winds of 120 kilometres per hour or more, _______ (cause) huge waves, heavy rain and floods. There are ____ average six Atlantic hurricanes each year ________ (affect) the east coast of the US from Texas to Maine.whicharecausingonaffecting1. The description of a hurricane.The present tenseWhat is a hurricane? The ______(bad) hurricane disaster of all time ________ (occur) in 1900 in Galveston, Texas. Winds of 200 kilometres per hour and five-metre high waves ____ (hit) the city. The disaster _____ (kill) 6,000 people in ___ population of 37,000 and destroyed 3,600 buildings.occurredhitkilledworst2. An example of a hurricaneThe past tenseaPassage 3
An Extraordinary EventTask5. Listen to passage 3 and put the sentences in order.b. Coghlan lived in Canada.
e. He moved to New York and became famous there.
a. He moved to Galveston, and died there.
c. A hurricane destroyed the cemetery where he was buried and his coffin disappeared in the sea.
d. Coghlan’s coffin was carried by the Gulf Stream up the eastern US coast.
f. Coghlan’s coffin travelled back to Prince Edward Island in Canada.This is a story about the 1900 Galveston hurricane.Tip 3: The past tense should be used when you tell a story.A. Narrative(记叙文)C. Argumentation(议论文)D. Essay(散文)What’s the purpose of using Passage 3 after an exposition about hurricanes?What kind of style is Passage 3?B. Exposition(说明文)To show the violence of the worst hurricane.What is the Gulf Stream?The Gulf Stream carried it back to Canada.Who helped Coglhan travel back to Canada?Task 6. Line out and retell the route of the Gulf Stream and Coglhan’s journey.New YorkWhat is the Gulf Stream?The route of Coglhan’s journeyNew YorkPrince Edward IslandNew YorkGalveston, TexasHe died in 1899.He traveled back in 1908.1. When did Coglhan die?2. Was he killed in the worst hurricane?3. When did he travel back to Canada?4. How did the coffin end up in the sea?5. If there’s no Gulf Stream, can the coffin be carried back to Canada?The title of Passage 3 is An Extraordinary Event. Why is the event extraordinary?Task 7DiscussThe violence of natureIt is very violent! Learn to Respect the Nature!Summary They can ____ ___cars, trains and even houses and___ them _____in the next street. They can ___ the fur ___ the back of a cat and the feather ___ the back of a chicken. Then can _______houses, but _____ the furniture inside where it was.A tornado is a _______ ________of air form a thunderstorm to the ground.More than ______ kilometres per hour.Most of them ________ in the US, in the area from _____ in the southeast to ____________in the north._____tornadoes each year ___ _______It more than 700 people and 2,700 people.rotating column400occurTexasSouth Dakota800on averagepick upputdowntakeoffoffdestroyleavekilledinjuredPart 1. The description of a tornado from all aspects:
the definition
the speed
the places
the frequency
the strengthPart 2. An example of a tornado.
Para 1
Para 2Para 3Tip1: The present tense should be used when you describe something.Tip2: The past tense should be used when you give an example.2. Coghlan lived in Canada.
5. He moved to New York and became famous there.
1. He moved to Galveston, and died there.
3. A hurricane destroyed the cemetery where he was buried and his coffin disappeared in the sea.
4. Coghlan’s coffin was carried by the Gulf Stream up the eastern US coast.
6. Coghlan’s coffin travelled back to Prince Edward Island in Canada.This is a story about the 1900 Galveston hurricane.Tip 3: The past tense should be used when you tell a story.Homework1. 语法填空。(All)
2. 单句改错。(All)
3. 根据提示完成句子。(All)
4. Extended reading on the exercise book on P31. (Level A)Thank you!a rotating column of air from Texas in the southeast to South Dakota in the northThe Violence of Nature教学设计
【学习内容】
Reading and Vocabulary
【学习目标】
To learn to give definition to a natural disaster;
To know something about tornadoes and hurricanes;
To learn to describe a disaster.
【重点难点】
To comprehend a passage according to different styles of writing;
To express in fluent English.
【教学过程】
StepI. Presentation
课堂展示学生课前预习的成果——给自然灾害下定义。并由一段视频导入本节课第一部分。
StepII. Reading
仔细阅读第一部分，并完成任务1。
分析第一部分的体裁和写作特点，使学生掌握描写事物时使用一般现在是，举例时使用一般过去时。
分析文中的两个句子。用v-ing表示结果，并将其改为非限制性定语从句。进而进行课堂巩固练习。
导入课文第二部分，通过标题推测第二部分的体裁以及写作特点，并完成任务4——语法填空。
听第三部分课文，完成任务5——排序。并通过观察句子分析第三部分的体裁以及写作特点——讲故事，记叙文用一般过去时。
学生讨论并在平板上画出洋流的路径以及Coghlan重回加拿大的路径。
通过一系列有关Coghlan的问题导入任务7——为什么这是一个离奇的故事？
StepIII. Summary
总结本节课的主要内容。
不同体裁的文章写作特点——描写事物（说明文）用一般现在时；举例、讲故事（记叙文）用一般过去时。
V-ing以及非限制性定语从句表示结果。
StepⅣ. Homework
分层练习。
针对所有同学，设计了三个于本节课内容相关的练习——语法填空，单句改错以及完成句子。
层次较高，能力较强的同学完成拓展阅读，进一步了解自然的暴力。
The Violence of Nature评测练习
针对本文的特点以及配合高考新题型训练，教学过程中以及课下组织了各种相关练习。
StepI. Presentation
StepII. Reading
Passage 1 What is a Tornado?
Task1. Read Passage1 and fill in the blanks.
Tornado
What
A tornado is a of air from a thunderstorm to the ground.
How fast
More than kilometers per hour.
Where
Most of them in the US, in the area from in the southeast to ______________in the north.
How often
tornadoes each year _________ ___________.
How strong
They can _____ _____cars, trains and even houses and_____ them _____in the next street. They can _____ the fur _____ the back of a cat and the feather _____ the back of a chicken. Then can _______houses, but _____ the furniture inside where it was.
The worst example
It more than 700 people and 2,700 people.
Task 2. What kind of style is Passage 1?
A. Narrative(记叙文)
B. Exposition(说明文)
C. Argumentation(议论文)
D. Essay(散文)
（通过任务1填表以及任务2文章体裁选择，学生可以掌握文章的主要内容，并了解文章写作特点。）
Task3. Translate and rewrite the following sentences.
1. On average, there are 800 tornadoes in the US each year, causing about 80 deaths and 1500 injuries.
翻译：_____________________________________________________
这句话中causing about 80 deaths and 1500 injuries是v-ing做结果状语。此句可以改为非限制性定语从句。
改写：On average, there are 800 tornadoes in the US each year,______________________________________________
2. The worst tornado of all time occurred in 1925, affecting three US states: Missouri, Illinois and Indiana.
翻译：_____________________________________________________
改写：The worst tornado of all time occurred in 1925,______________________________________________________
（通过句子改写，学生可以掌握用v-ing表示必然结果，并将其转变成非限制性定语从句。）
Passage 2 What is a Hurricane?
Task 4. Read Passage 2 and fill in the blanks by using the correct form of the words.
Hurricanes are strong tropical storms, ______ occur in the southern Atlantic Ocean, the Caribbean Sea and the Gulf of Mexico. There ______ (be) violent winds of 120 kilometers per hour or more, ______ (cause) huge waves, heavy rain and floods. There are ______ average six Atlantic hurricanes each year _______ (affect) the east coast of the US.
The ______ (bad) hurricane disaster of all time ________ (occur) in 1900 in Galveston, Texas. Winds of 200 kilometers per hour and five-meter high waves ______ (hit) the city. The disaster _______ (kill) 6,000 people in _______ population of 37,000 and destroyed 3,600 buildings.
（第一部分与第二部分内容相似，写作特点相似。因此，利用第一部分所学内容，学生可以独立完成任务4，并对第一部分所学内容进行巩固。）
Passage 3 An Extraordinary Event
Task5. Listen to Passage 3 and put the sentences in order.
He moved to Galveston, and died there.
Coghlan lived in Canada.
A hurricane destroyed the cemetery where he was buried and his coffin disappeared in the sea.
Coghlan’s coffin was carried by the Gulf Stream up the eastern US coast.
He moved to New York and became famous.
Coghlan’s coffin travelled back to Prince Edward Island in Canada.
The correct order: __________________________
（通过听录音学生掌握第三部分的内容，并完成排序，以此来检测学生对于第三部分细节内容的把握。）
Task 6. Line out and retell the route of the Gulf Stream and Coglhan’s journey.
（学生通过自己练习，然后在全班展示练习的成果，以此来检测学生口头表达的能力。）
Task7. Discuss why the event is extraordinary?
（学生小组讨论，并在全班展示讨论的成果，以此来检测学生的总结以及口头表达能力。）
StepIII. Summary
StepⅣ. Homework
语法填空. (All)
A big earthquake _________(strike) our city at 3 am on 13 December, 2011. Fires caused by the earthquake ______ (do) the most damage. The fires ______ (burn) for a whole day, ______ (destroy) a number of houses and buildings, which made 80,000 people homeless. The electrical and water lines ______ (cut off), which made people’s life more difficult. By the time it ______ (end), more than 4,000 people ______ (injure) or killed. And there are still many people missing. Luckily, the army ______ (send) here to help dig out people who ______ (bury) under the ruins. At present, fresh water, food and shelters are badly needed. The government ______ (call) on people to take an active part in helping the victims.
（针对不同体裁文章有不同的写作特点设计语法填空题，旨在巩固课上所学知识——说明文用一般现在时，记叙文用一般过去时。）
2. 单句改错(All)
(1) On average, there are 800 tornadoes in the US each year, cause about 80 deaths and 1500 injuries.
(2) The worst tornado of all time occurred in 1925, affected three US states: Missouri, Illinois and Indiana.
(3) Winds of 200 kilometers per hour and five-meter high waves hit the city. The disaster kills 6, 000 people in a population of 37, 000 and destroys 3, 600 buildings.
（设计该单句改错题，旨在巩固课上所学知识——v-ing表示必然结果。）
3. 根据提示完成句子(All)
(1)时速200多公里的大风袭击了这座城市，毁了3000多座房屋。（用定语从句和非谓语完成句子）
Winds of 200 kilometers per hour hit the city, __________________
Winds of 200 kilometers per hour hit the city, ________________
(2)一场威力巨大的地震袭击了我的家乡，导致了巨大的经济(financial)损失。（用定语从句和and并列句完成句子）
A?powerful?earthquake?hit?my?hometown,______________________
A?powerful?earthquake?hit?my?hometown, ______________________
（根据提示完成句子，旨在巩固课上所学知识——v-ing表示必然结果，并将其转换成非限制性定语从句。）
4. Extended reading on the exercise book on P31. (Level A)
（层次较高，能力较强的同学完成拓展阅读，进一步了解自然的暴力。）
