|
|
Unit 5 Period1 Reading and thinking 教学设计
The theme of this activity is to learn the first aid knowledge of burns. Burns is common in life, but there are some misunderstandings in manual treatment. This activity provides students with correct first aid methods, so as not to take them for granted in an emergency. This section guides students to analyze the causes of scald and help students avoid such things. From the perspective of text structure and collaborative features, the text is expository. Expository, with explanation as the main way of expression, transmits knowledge and information to readers by analyzing concepts and elaborating examples. This text arranges the information in logical order, clearly presents three parts of the content through the subtitle, accurately describes the causes, types, characteristics and first aid measures of burns, and some paragraphs use topic sentences to summarize the main idea, and the level is very clear.
- Guide students to understand the causes, types, characteristics and first aid methods of burns, through reading
- Enhance students’ ability to deal withburnss and their awareness of burns prevention
- Enable students to improve the ability to judge the types of texts accurately and to master the characteristics and writing techniques of expository texts.
Guide students to understand the causes, types, characteristics and first aid methods of burns, through reading
Step1: Lead in by discussing the related topic:
- What first-aid techniques do you know of ?
CPR; mouth to mouth artificial respiration; the Heimlich Manoeuvre
2. If you get a nosebleed, what should you do ?
If I get a nosebleed, I will sit down, tilt my head forward slightly. Don’t let my head back to stop the bleeding.
Step2: prediction before reading
1.What is the text type?
An expository writing
2.What kinds of aspects are mentioned in the text?
causes of first burns, different types of burns, characteristics of burns, and first aid procedures of burns
Step 3: Read and decide whether the following sentences are true or faulse.
- Your skin gives you protection from many dangerous things.___
- A first-degree burn has this name because it is the most serious.____
- Second-degree burns can be the most painful kind of burn.____
- It is important to use cool water to stop the heat from remaining in the wound regardless of the degree of the burn.____
- Putting butter or oil on burns helps because it may reduce swelling and ease discomfort._____
keys：T F T T F
Step 4: read and answer:
Look at the smaller headlines:
1. How many topics are talked about?
Four.
2. What are they?
Causes of burns
Types of burns
Characteristics of burns
First aid treatment
3.Why should you put cold water on a burn?
Because the cold water stops the burning process, stops the pain and reduces the swelling.
4. Why doesn’t a third degree burn hurt?
Because in the third degree burn the nerves have been damaged. If there are no nerves, there is no pain.
5. Why do you think clothes near burns should be removed?
Because bacteria from the clothes could infect the burns.
6. If someone has a third degree burn, why might you see tissue?
Because all the layers of the skin have been burnt showing the tissue underneath.
Step 5: paragraph reading:
Paragraph 1: read para1 and fill in the blanks
1. Paragraph one is mainly about the ________ of skin.
2. What are the functions of skin?
Acts as a ________ against diseases, poisons and the sun’s harmful rays.
_______________ control body temperature.
________________ you from losing water.
Give you the _______ of cold, heat or pain and the ______ of touch.
keys: barrier; helps; prevent; feeling; sense
Paragraph 2---the last but one paragraph,solve the following questions:
- What are the causes of burns?
hot liquids; fire;radiation;the sun;electricity;acids;or other chemicals
2.How many types of burns are there?
There are _____ types of burns, which are called the first, second and third ______ burns, depending on which _____ of the skin are burned.
keys: three; layers; degree
3.What are the characteristics of each burn?
First degree burns:
affect only the ____ player of the skin.(top)
dry, red and mildly _______
______ painful
turn ____ when pressed
keys: swollen; mildly; white
Second degree burns:
affect both the ___ and the ______ layer of the skin. (top ;second)
______, red and swollen
_______
______ surface
_________ painful
keys: rough; blisters; watery; extremely
Third degree burns:
affect all _____ layers of the skin and any tissue and organs ______ the skin.(three; under)
black and white and the tissue __________can often be seen.
swollen; often _____ under them can be seen
little or no _____ if nerves are damaged;
may be painful around _____ of injured area
keys:underneath; tissue; pain; edge
Step 6: Homework
Find more about the methods of dealing with burning, scalding and burning that are not mentioned in the text, query the information after class, form a report and show it in the next class.
|
|
川公网安备51152402000101号 )|网站地图
发表于