人教版（2024）七年级下册（2024）Unit 4 Eat Well课前预习ppt课件

这是一份人教版（2024）七年级下册（2024）Unit 4 Eat Well课前预习ppt课件，共19页。PPT课件主要包含了Food Myths等内容，欢迎下载使用。
Learning Objectives
In this lessn, we will be able t:
knw smething abut the Chinese Fd Guide Pagda;knw sme fd myths and talk abut if they are true r nt.
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Fd Guide Pagda
The Chinese Fd Guide Pagda, als knwn as the Dietary Guidelines Pagda, prvides a simple and visual way t understand a balanced diet. It shws what fd we shuld eat.
What can we learn frm it?
Base ur diet n grains.
Diversity ur fd chices.
Limit il and salt.
Stay active.
Stay hydrated(保持水分).
What is the title f the passage?
A. traditinal striesB. widely held but false ideas
What are the three fd myths in the text?
❶ “Only fruit and vegetables are healthy fds.”
❷ “Eating fat makes yu fat.”
❸ “It’s OK t eat nly what I like while I’m yung.”
D yu agree with these ideas?Why r why nt?
Careful Reading
Why are they false ideas?
“Only fruit and vegetables are healthy fds.”The human bdy needs t eat many different types f fd t stay healthy. The Chinese Fd Guide Pagda shws us what fd we shuld eat. While fruit and vegetables are healthy chices, it is just as imprtant t eat fds frm ther fd grups. Milk, fr example, cntains many nutrients and is gd fr ur bnes.We shuld include milk r dairy prducts amng the things we eat.
as imprtant
Why is milk gd fr the bdy? Give tw reasns.
cntains many nutrients
and is gd fr ur bnes
“Eating fat makes yu fat.”Eating fat is imprtant fr keeping us healthy. It gives us energy and helps ur bdy t take in nutrients. Nt all fat makes us gain weight. Sme fat can even encurage ur bdy t lse weight. It is necessary t include sme, but nt t much fat in ur fd t help ur bdy wrk well.
Shuld we eat fat? Why r why nt?
Yes, we shuld, but we shuldn’t eat t much fat.
It gives us energy and helps
ur bdy t take in nutrients.
❶ give _______ and help t _______________.❷ encurage bdy t ___________.
take in nutrients
can even encurage ur bdy t lse weight.
What fat can help us t lse weight?
“It’s OK t eat nly what I like while I’m yung.”When we are yung, it might feel like we can just eat whatever we want! Fr example, sweets and fried fds taste delicius. But we cannt eat thse fds alne. Eating balanced meals is very imprtant when we are yung. It helps ur bdy and brain tgrw well. Bad eating habits may stay with us ur whle life, s it is best t learn gd eating habits early!
yung. It helps ur bdy and brain t grw well.
Why d yung peple als need t be careful abut what they eat?
Eating balanced meals is very imprtant when we are
Old habits die hard.
Further Thinking
D yu agree with the ideas in the text? Is there anything yu might change abut yur eating chices?
2. Brainstrm ther beliefs abut healthy fd and eating habits. Which d yu think are true? Discuss yur ideas.
Mineral Water Is Always Safe?
Many peple believe that mineral water, which is rich in minerals, is better fr yu. But mineral water can als be cntaminated with harmful substances.
The Fresher, the Better?
Peple think that the fresher the fd, the healthier it is, like freshly picked tea r freshly killed fish. But freshly picked tea has high levels f tannins and caffeine, which can irritate the stmach. And freshly killed fish might nt have time t get rid f all the txins.
Vegetarian Diet Is the Healthiest?
Althugh a vegetarian diet can be healthy, it can als lead t a lack f animal prtein if nt balanced.
Eating Carrts Imprves Visin?
While carrts are rich in vitamin A, which is imprtant fr eye health, eating them wn’t significantly imprve yur visin r help yu see in the dark.