课件29张PPT。tornadofloodhurricanelightningthunderstormsandstormearthquake
tsunamitornadofloodhurricanelightningthunderstormsandstormvolcanic eruptiondisastersThe Violence of Natureflood
hurricane
lightning
thunderstorm
sandstorm
tornado
earthquake
typhoon
tsunami/tidal wave
volcanic eruption洪水
飓风
闪电
雷暴
沙尘暴
龙卷风
地震
台风
海啸
火山喷发Disasters of Naturea lot of water in an area which is usually dry ______
2. a very strong wind or storm ________
3. a lot of rain falling quickly, with loud noises and flashes of light ___________
4. The flash of light which happens during a thunderstorm _________
5. a column of air that turns very quickly ______
floodhurricanethunderstormlightningtornadoActivity 1 Match those with the following definitions. flood lightning thunderstorm tornado hurricaneScan the text quickly and answer the questions.
What is a tornado?
2. What is a hurricane ?
3. What is the event about?
Fast-reading- scanningA tornado is a rotating column of air from a thunderstorm to the ground .(P1)Hurricanes are strong tropical storms.(p4)It is a story about the 1900 Galveston（加尔维斯顿(美国得克萨斯州东南部港市)） hurricane. (p6)Learning tips for fast-reading You do not need to know the meaning of each word. Just focus on the main idea of each paragraph .
Remember to pay special attention to the first or the last sentence of each paragraph.Part 1: What Is a Tornado?Read for details1. Complete the sentence and choose the exact meaning of the phrase.
Tornadoes can _______ cars, trains and even houses and put them down in the next street — or even in the next town.A. 捡起 B. 卷起 C. 接收
D.（用车）接人 E. 无意中学会 pick up√ 2. Which sentence in the text can be replaced(替换) by the following one?
Houses can be destroyed in a tornado except for the furniture in them.They can destroy houses, but leave the furniture inside exactly where it was.3. Translate the following sentence into Chinese： By the time it ended, more than 700 people had been killed and 2,700 had been injured. 等到风停时，已有700多人死亡，2,700人受伤。a tornado is a rotating column of air from…
to… more than 400 kilometres per hour occur in the US, in the area from …to.. pick up… put down … take off… destroy…
leave…where it wason average, there are 800 tornadoes in the US each yearthe worst tornado of all time occurred in
1925, affecting three US states 有史以来平均起来Part 2: What Is a Hurricane? Hurricanes usually occur in the Pacific Ocean, the Caribbean Sea and the Gulf of Mexico.
There are six Atlantic hurricanes each year and they usually affect the east coast of the US from Texas to Maine.
Hurricanes can cause huge waves, heavy rain and floods.
The worst hurricane disaster of all time in the US destroyed 3,000 buildings.FTFF3,600Southern Atlantic Oceanon average
Learning tips Pay attention to the numbers(数字), places and negative words in the statements when doing T/F questions.Which of the following is TRUE?
A. Hurricanes only occur in the southern Atlantic Ocean, the Caribbean Sea and the Gulf of Mexico.
B. There are six Atlantic hurricanes each year.
C. The worst hurricane affected 6,000 people in all.
D. The worst hurricane disaster of all time occurred on the 8th September 1900 in Galveston, Texas.√Relax for ourselves.An Extraordinary Event An Irish actor, Charles Coghlan, lived in
________; then he moved to __________ where he
became famous. By the late 1890s,he had moved to
_________and died there in 1899, a year before the
hurricane in 1900. The hurricane destroyed his cemetery
and his coffin ________ in the sea. But eight years later the
coffin was found by fishermen in the sea near his home on
Prince Edward Island in the east of _________ after he
had been buried in _________!who helped him?The Gulf StreamCanadaNew YorkGalvestonended upTexasCanada灵活运用 Use FreelyStep4. summary A tornado is a rotating column of air from a thunderstorm to the ground. It can 1. ____ cars, trains and 2. ____ them down in the next street or even in the next town. They are so 3. ____ that they can 4. ____ the fur off the back of a cat.
Hurricanes usually 5. ____ in the southern Atlantic Ocean, the Caribbean Sea and the Gulf of Mexico. It can 6. ____ huge waves,heavy rain and floods.
Charles Coghlan’s cemetary was 7. _______ by the hurricane and his coffin ended up in the sea.pick upput violenttakeoccurcausedestroyed
How can we use the structures and expressions we have just learned to describe a disaster?What it is/definitionWhat happens in the disasterGive an exampleHow to describe a natural disaster?
Part 1:
Part 2:
Part 3:The definition of the Gulf Stream:
The Gulf Stream is a warm _______ ________ which starts in the Gulf of _______ and flows northeast across the _______ .It is one of the ________ currents in the world. ocean current Mexico Atlantic strongest【集体展示】 Supposing you are a news broadcaster（新闻主播）
from CCTV, you will introduce the earthquake and the
snow disaster to your viewers(观众) in your program，
please prepare a passage and act it out.
You can begin like this:
Welcome to our program. I’m …
Today I will introduce …. to you.
… 1.Almost all of Tornadoes occur in the US,
2.They can destroy houses, but leave the furniture inside exactly where it was.
3.On average, there are 800 tornadoes in the US each year, causing about 80 deaths and 1,500 injuries.
4.There are violent winds of 120 kilometres per hour or more, which cause huge waves, heavy rain and floods.
5.The disaster killed 6,000 people in a population of 37,000 and destroyed 3,600 buildings.
6. Coghlan’s coffin ended up in the sea.
7.The Gulf Stream had carried it 3000 kilometres up the eastern US coast to Prince Edward Island.Useful sentences 1.几乎所有的龙卷风(tornado)都发生在美国。
2. 它们能毁掉房子， 却把房内的家具留在原地。
3. 平均来说， 美国每年发生800次龙卷风， 造成 大约80人死亡、1500人受伤。
4. 风暴速度达到每小时120公里或者更快，引发巨浪、暴雨和洪灾。
5. 37,000人口中有6,000人遇难，3,600幢大楼被摧毁。
6. 他的棺材(Coghlan’s coffin)最后被卷入了大海。
7.墨西哥湾流(The Gulf Stream)沿着美国东海岸把棺材一直带到爱德华王子岛(Prince Edward Island)，行程3,000公里。
