人教版高中英语必修三 Unit2 Healthy eating课件(共34张PPT)

课件34张PPT。Unit 2 Healthy EatingWhat are the three essential elements（基本要素） for us human beings to survive（生存） on the earth?waterairfoodStep1 warming updiet日常饮食 meat
vegetable
seafood
fruit
snacks（零食小吃）
staple food (主食)What kind of food do we eat?Food group:
meat mutton kebabmuttonhamroast duckFood group:
vegetablescarrottomatocabbagecucumberpea mushroom bean corn pepperpumpkincelerylobstercrab shell oyster Food group:
Sea foodfish shrimp Fruit lemonkiwi fruit(猕猴桃)cherrygrapeswatermelonpineapplepeachstrawberrypearStep2. Pre-leading mineralsfatproteinvitaminwatercarbohydratesfibreWhat do the foods have in common ?sugarWhat kinds of nutrients(营养物质) can they provide to human beings?chocolatecakescreamchocolatenutscabbagehameggsStep3 skimmingwhat are energy-giving, body-building and
protective foods.
Energy-giving foods ________________________
_________They are rice, noodles, nuts, butter,
etc. Body-building foods _________________
____________and they are meat, fish and tofu.
Protective foods____________________________
____________________. They are fresh fruit and
vegetables. help you work and playall day.make strong bonesand muscleshelp a person digest food andkeep the body healthyDiscuss and fill in the blanks a littlesomeplenty of a lot of fat, sugar
and oilmeat, milk
and eggsfresh fruit and
vegetablesrice, bread, nuts and chocolateOur bodies need ______ fat and sugar.a littleOur bodies need _____ body-building food.someOur bodies need
________ protective food.Our bodies need
_______ energy-giving food.plenty ofa lot ofFood Pyramid A balanced diet = a lot of energy-
giving food
++
Step4 careful readingCareful readingHow did they solve their problem and get
married ？angrily—peacefully—unselfishly--happily
opponent---enemy---companion---husband and wife
Choose the best answer to complete each sentence.1. Pengwei was worried when he thought his restaurant would no longer be popular because____.
he would be in debt
he could no longer earn his living
he would lose his job
his friends would not visit himTB2. Yong Hui was very angry when she came to Wang Peng’s restaurant because____.
she thought he was a new customer
she thought he had spied on her restaurant
she was told he was a spy
he was too fatTB3. Wang Peng’s research showed____.
his menu was balanced
both menus were balanced
Yong Hui’ menu was balanced
neither menus were balancedTD4. He suggested they provide a combined menu because____.
he liked Yong Hui
he didn’t want to lose his customers
he thought her menu was better
this would provide a balanced dietTDStep5 activitiesGroup workDiscuss what good qualities do they each have?
cooperativehard-workingcompetitive,honest,wise…,If we don’t eat a balanced diet, what may happen?If we don’t eat a balanced diet, what may happen?fat …We may_______________________________Underweight = <18.5
Normal weight = 18.5 ---24.9
Overweight = 25---29.9
(极度肥胖)Obesity =
BMI of 30 or greater
身体质量指数weight (kg)[height (m)]2Formula(公式):=?energy-givingbody-building and
energy givingbody-building and
protective
body-buildingbody-buildingMenu 1Not balanced!energy-givingbody-buildingprotectiveprotective and body-
buildingenergy-giving
body-building
body-building
protectiveMenu 2Balanced!A balanced menu should bea good mixture of body-building foods, energy-giving foods and protective foods. At the same time, the food should be cooked without too much oil.Match the calories with activities:Sleeping 650cal
School 65cal
Football 100cal
Relay-race 400calMatch the calories with activities:Sleeping 650cal
School 65cal
Football 100cal
Relay-race 400cal
An apple a day keeps the doctor away.
一天一个苹果，医生远离我
First wealth is health.
健康是人生的第一财富Eat healthily, and be healthy! Homework:
让学生自主命题，写一篇关于饮食与健康的作文。