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公开课高二英语必修五unit5 课件


旦天 夕有 祸不 福测 。风 云 , 人 有

Accidents will happen.

Brainstorming: What words can you think of when you talk about accidents? drown sprained ankle a broken arm a snake bite b

leed choke burn/catch fire cut a bloody nose

Accident

Nowadays there are a lot of unexpected accidents. What would you do in such situations?

Warming up
First aid is a ____________________ temporary form of help given to someone who suddenly _______ falls ill or __________ gets injured before a doctor can be found. Often the illness _____ or ______ injury is not_______, serious but there are other times when giving ________________will save ______ lives . first aid quickly

What situation can you think of that needs first aid?

a snake bite

bleeding

a sprained ankle

choking

a broken arm

a nosebleed

Lay the victim down and keep him/her still. Do not wash the venom off the skin (it will help identify the type of snake). Do not move the victim. Call medical help.

1. The best way to treat a sprained ankle is to: A. Put some ice on your ankle. B. Put a heating pad(垫子)around your ankle. C. Keep on walking and jumping.

2. If you get a nosebleed, gently let your head back to stop the bleeding.
A. True B. False

(It may lead the blood into
the throat and easily cause choking.)

3. To treat a burn, you:

A. Rub(擦)some butter on it.
B. Hold the burnt part under cold running water. C. Put salt on the burnt part.

4. To treat a choke, you should make him /her spit by patting him/her on the back. A. True
(吐)

B. False

5. To treat a bleeding, you should put a bandage on the wound and apply pressure to reduce the bleeding.
A. True B. False

6. To treat a broken arm, you:

A. move the broken bone in no time.
B. keep the arm still using a sling to support the broken arm

Brainstorming
What things at home can be dangerous?
电器 电线

electrical equipment electric wires

knives hot water

medicines
pets

glass
gas

Are you familiar with the following numbers?

110 119 120

Police department Fire department Medical emergency(急救) centre

Reading
First Aid for Burns

Pre-reading
1 Look at the picture . What is on the cupboard?

The girl has pulled boiling water onto herself.

What has happened to the little girl? She will get/have bad burns.

2 What kind of first aid would you perform in this situation? Make a list of your ideas. Cool the area of skin; wash it under the cold running water. Cover the wound with bandage/clean cloth. See a doctor if necessary.

Reading
FIRST AID FOR BURNS

I. Translate the subtitles and then give them the right orders. __ 3 __ 5 __ 1 __ 4 __ 2 the types of burns 烧伤的类型 first aid treatment 烧伤时的急救措施 the functions of the skin 皮肤的功能 the characteristics of burns 烧伤的症状 导致烧伤的原因 causes of burns

Part1: The functions of the skin

1.Protect us against diseases, poisons and the sun’s harmful rays. (保护…免受…之苦)
2.Keep us warm or cool.

3.Prevent us from losing water.(阻 止…免受…之苦)
4.Give us sense of touch.(触觉)

Part2:What gets the skin burned? ○ hot liquids ○ mild weather ○ electricity ○ chemicals ○ steam ○ the sun

○ fire
○ spring (温泉)

○ radiation

Part3-4:types and characteristics of burns first degree burns
Mild sunburn and burns caused by touching a hot pan or iron
A

Mildly swollen

second degree burns
Severe sunburnt and burns caused by hot liquid
B

blister Tissue under them often can be seen.

third degree burns
Electric shocks ,burning clothes or Severe petrol fires
C

1. 2. 3. 4. 5. 6. 7.

Part 5 Treatment Take off clothing and jewelry near ________ the burns. Cool the burns with cool water. ______ Place ______ cool, clean wet cloths on the burns. Dry the burned area gently. ______ Cover ______ the burned area with a dry clean bandage. Keep the burned area higher ______ ______ than the heart, if possible. Get the victim ____the to ______ doctor or hospital, if possible.

Comprehending
1 In which order are these topics covered in the text? Number them from 1 to 5.
3 the three types of burns 5 what to do if someone gets burned 1 the functions of the skin 4 the symptoms of burns 2 how we get burns

2 Read the text again and then label these pictures first, second and third degree burns.

second degree burn

first degree burn

third degree burn

II. Scanning
1.What can skin do for our body ? Act as a barrier against disease, 1 ______________________________ ______________________________ poisons and the sun’s harmful rays. 2 _______________________ Keep you warm or cool. 3 ____________________________ Prevent you from losing water. 4 _________________________ Give you sense of touch.

2.You can get burnt by : ___________ hot liquids ___________ steam __________ fire __________ radiation _______________________ the sun _______________________ electricity or chemicals

3. How many types of burns are there? What are they? 1.First degree burns 2. Second degree burns 3.Third degree burns

The three layers of skin:

The top layer The second layer The third layer

Ex 2 Label these pictures with first, second and third degree burn.
First degree burns

Second degree burns

Third degree burns

Fast-Reading
Tell if the following statements are true or false:

1. Our skin has three layers.
2. We will never get burned by the sun.

3. Burns are divided into three degrees according to the degree of pain.
4. Third degree burns are the most serious and painful.

5. Put cool water on any burns to cool them. 6. Don’t rub the burns

7. It’s better that you put some butter or oil on burns.


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