(共21张PPT)
Unit 3
Food and Culture
Using language
Book V
Learning aims
1.To learn about healthy eating
2.To learn to find details supporting the points
3.To cultivate correct attitudes to healthy life
Lead in
What kinds of nutrients (营养物质) can food provide for human beings
nutrients
minerals
fat
protein
vitamin
water
carbohydrates
fibre
sugar
HEALTHY EATING
Predict the main idea according to the title and the picture.
What healthy eating is and how to have healthy eating
Pre-Reading
Read quickly and match the subheadings with the paragraphs .
Fast reading
para 1 A.Slow Eating is Good
para 2 B.Reducing Sweet is Key
para 3 C.The Real Killer is Sugar
para 4 D.The Way You Look at Food is Most Important
para 5 E.Keep it Fresh and Balanced
Read Para.1 for the key point, the supporting details and the writing technique.
example:
explanation:
conclusion:
quotation:
Careful reading
Topic sentence
supporting details
The real driver of poor health is not so much fatty food,as it is sugar.
Americans who consume more sugar are more likely to die from heart disease.
Heart disease is the No. 1 killer.
Sugar is a killer.
Journal of the American Medical Association, 2014
using numbers
using linking words
writing techniques
Read Para. 2 for the key point, the supporting details and the writing technique.
Topic sentence
supporting details
quotation:
explanation:
If you want to be healthy, you have to cut down on desserts and cut out sweet drinks altogether.
Sugar mainly comes from sweets and sweet drinks.
The American Heart Association recommends that...
using numbers
using linking words
writing techniques
Read Para. 3 for the key point, the supporting details and the writing technique.
Topic sentence
supporting details
definition:
explanation:
The ideal diet is a balanced one, without too much or too little of any one thing.
You can keep healthy by consuming different categories of fresh foods like fruit and vegetables,meat,beans or dairy products.
What is processed foods.
making a comparison
writing technique
Read Para. 4 for the key point, the supporting details and the writing technique.
Main idea
supporting details
definition:
explanation:
Eat slowly, regularly and eat in moderation.
You can keep healthy by consuming different categories of fresh foods like fruit and vegetables,meat,beans or dairy products.
What is processed foods.
using linking words
writing technique
Read Para. 5 for the key point, the supporting details and the writing technique.
Main idea
supporting details
conclusion:
explanation:
Healthy eating starts with having a healthy attitude towards food.
Eat to live
or
Live to eat
It is up to you to decide.
using linking words
writing technique
Some suggestions we can learn from the text.
1. Cut down on dessert and cut out sweet drinks.
4. Have a healthy attitude towards food.
2. Consume fresh foods and have a balanced diet, without too much or too little of any one thing.
3. Eat slowly, regularly and eat in moderation.
para 2
para 3
para 4
para 5
1.What does the text mainly tell us
A.Harm of fatty food.
B.Benefits of eating slowly.
C.Suggestions about healthy eating.
D.Sugar —the real driver of poor health.
C
Comprehending
2.What is more likely to cause heart disease
A.Fatty food. B.Roasted food.
C.Meat. D.Sugar.
3.From para. 2 we can learn that .
A.1/3 Americans like sweet drinks.
B.We should get at least 100-150 calories from sugar a day.
C. We should have less desserts and sweet drinks to keep healthy.
D.Sweet drinks are healthier than desserts.
D
C
4.Which of the following contains rich vitamins and fibre
A.Vegetables. B.Beans.
C.Dairy products. D.Meat.
5.What is mainly talked about in paragraph 4
A.What to eat to be fit.
B.When to eat each meal.
C.How to eat healthily.
D.Why to eat quickly.
A
C
6.What is the writer’s attitude to eating
A.Eat to live.
B.Live to eat.
C.Eat for fun.
D.Eat to enjoy.
A
Summary
More and more evidence shows that the real driver of poor health is sugar,
1. exists mainly in sweets and sweet drinks we take every day.Those who receive 25% of their 2. (day) calories or more from sweets and sweet drinks are more likely 3. (have) heart disease.So scientists recommend that we limit 4. (we) to less than 100-150 calories a day from sugar.That is to say,we should eat less than a candy bar a day.Instead,we should consume different 5. (category) of fresh fruit and vegetables.
which
daily
to have
ourselves
categories
As with everything in life,moderation is key.The ideal diet 6. (be) a balanced one,without too much 7. too little of any one thing.
8. (eat) slowly is also a fundamental key to being healthy,
because it will cause us to eat less and it is 9. (benefit) to the digestion.It is also better to eat a modest amount of food each time,rather
10. to eat a lot in one meal,and then a little in the next.
is
or
Eating
beneficial
than
Post reading
Which one do you prefer,“eat to live” or “live to eat” Give your reasons.
I think I should eat to live because only if I eat healthily can I get enough nutrition,keep healthy and live a better life.
An apple a day keeps the doctor away.
Variety is the spice of life.
Eat Breakfast like a king,lunch like a prince,and dinner like a pauper
<18.5 Underweight
18.5 —24.9 Normal weight
25—29.9 Overweight
≥30 Obesity
weight (kg)
[height (m)]
Formula(公式):
=
身体质量指数
BMI
Homework
1.Read the passage again after class.
2.Do a survey about how to keep healthy.
Thank you!
See you !