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高一春季合刊 Heat-sensing noses (P8)
发布时间:2020-05-09

本期配套教案共10页:  1  2  3  4  5  6  7  8  9  10

2019-2020学年度第33-38期总第787-791期
Heat-sensing noses (P8)
山东省烟台第二中学 赵娜娜

Lead-in
Have you stroked a cute dog recently? How does it make you feel?
Warm and fluffy.

How about its nose?
When a dog first touches you with its nose, you were probably shocked with how wet and cold it was.

Why are their noses so cold?
To help them search for things?
To help them control their body temperature?

Title prediction
Heat-sensing noses
Read the title and predict what the conclusion may be.

Reading for main idea
What’s the conclusion of the study?
The study shows that dogs are indeed capable of sensing heat from warm-blooded animals. A specific region of their brain is activated by such signals, dogs can then use this information for hunting.

Read the passage and find the purposes, subjects, procedures and conclusions of the two experiments.
 

What’s the difference between dogs and humans sensing warmth?
The dogs were able to sense these heated objects from a distance, but humans were only able to feel the warmth of the object if they touched it.

 

Number the events in the experiment.
A. When a warm object was put near their noses, there was an increase in brain activity.  
B. The research team wanted to strengthen the findings of their experiment.
C. The dogs had to tell the difference between two objects that were heated to different temperatures.
D. The research team wanted to test if the tip of a dog’s nose has a specific sensory function.

Key: DCBA

Post-reading
Can you retell the study using to the following key phrases?
• experiment purpose
• experiment subjects
• experiment procedure
• experiment conclusion

Language study
1.对···震惊
2.控制体温
3.特定的探测功能
4.感知微弱的热源
5.分辨不同
6.加热到不同温度
7.令人惊讶地
8.鉴定出温度差异
9.加热的物体
10.在···上有增长
11.有能力做
12.恒温动物

Key:
 
 

Exercise
1. 我对狗可以感知微弱的热源感到震惊。
I am shocked with the fact that dogs can sense weak heat sources.
2. 狗可以分辨两个被加热到不同温度的物体的不同。
Dogs can tell the difference between two objects that were heated to different temperatures.
3. 令人惊讶地是,狗可以鉴别出被加热物体的温差。
Amazingly, dogs are able to identify the temperature difference between the heated objects.
4. 由于我能熟练的说英语和汉语,我相信我适合这个职位。
Given that I am capable of speaking English and Chinese fluently, I do believe I’m suitable for this position.

Discussion
Are there any interesting phenomena in our daily lives that you want to work out? Share your plans with your partners.

Homework
Write down the phenomenon you want to work out and your plans to do it.
l What can I work out?
l What are your plans for the experiment?

 

本期配套教案共10页:  1  2  3  4  5  6  7  8  9  10
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