(共30张PPT)
Unit 2
Keeping Healthy
Topic 2 Section D
本单元谈论如何保持健康，Topic 2谈论了影响健康的好习惯和坏习惯，本课复习情态动词must/mustn’t, may, can, should/shouldn’t的用法。通过造句和短文综合填空让学生体会情态动词在具体语境中的运用。
1. 复习和巩固掌握并正确认读课后单词表中的单词。
2. 能正确把握情态动词在具体语境中的运用，能正确地用情态动词进行口头和书面复合表达。
1. 能听懂有关健康生活的对话或文章。
2. 能熟练运用食品名词，为三餐设计健康的食谱，并能就饮食提出自己有益的建议。
3. 通过本课学习，让学生明白日常生活中具体的健康生活习惯有哪些，督促他们养成健康生活的好习惯，摒弃坏习惯。
学习目标
核心素养
He stayed up too late last night.
Staying up late is not good.
He should go to bed early.
Eating too much candy is not good.
She shouldn’t eat too much candy.
Reading in the sun is bad for his eyes.
He shouldn’t read in the sun.
Doing morning exercises every day is good.
We should do morning exercises every day.
Brushing teeth twice a day is good.
We should brush teeth twice a day.
Throwing litter around is bad.
We must put litter into the dusbin.
rice
potato chips
ice-cream
chocolate
beef
strawberry
cabbage
sandwich
tomato
candy
biscuit
apple
chicken
watermelon
fish
Work in groups and write down the food you know:
Vegetables: tomato, cabbage, _________________
Meat: chicken, fish, ___________________________
Fruits: apple, banana, _________________________
Staple: rice, wheat, ____________________________
Work in groups and talk about what we eat or drink to keep healthy:
Food Drink
breakfast
lunch
supper
Listen and number the following pictures.
1
5
3
6
2
4
1
We should take showers often.
What should we do to keep healthy
We should wash hands before meals.
What should we do to keep healthy
We mustn’t drink sour milk.
What should we do to keep healthy
We should often open the window to keep the air fresh.
What should we do to keep healthy
We should tidy our rooms and often sweep the floor.
What should we do to keep healthy
We mustn’t spit in public.
What should we do to keep healthy
How to keep healthy: shouldn’t/mustn’t/had better not
We should not stay up late.
We mustn’t throw litter aroud.
______________________________.
______________________________.
______________________________.
How to keep healthy: should/must/had better
We should go to bed early and get up early.
We must have enough boiled water.
__________________________________.
__________________________________.
__________________________________.
report
Testing How Healthy You Are
Give a report in class about how to keep healthy
according to your total score.
Conclusion What you should do to keep healthy
(6-9) Unhealthy
(10-13) Just so-so
(14-18) Healthy
Scores: A = 1 point B = 2 points C = 3 points
Total score: _________
Some people think that smoking ________ ( must/can) help them relax. In fact, smoking is really ____________ (healthy/unhealthy). Do you know that there ______ (is/are) over 4000 chemicals in cigarettes These chemicals are _______ (good/bad) for our bodies. They _____ (must/can) cause cancer and other diseases.
The smoke from cigarettes harms ____________ (only/ not only) smokers but also other people. It’s called “second-hand smoke” and it ______ (can/can’t) be more dangerous and has higher risks. Smokers shouldn’t use smoking to help them relax. They ______ (must/mustn’t) give up smoking as soon as possible.
can
bad
can
are
not only
can
must
unhealthy
2
Complete the passage with the correct words.
Language points:
take shower often
wash hands before meals
tidy our room
open the window
drink sour milk
spit in public
as soon as possible
Modal Verbs (Ⅱ): must/mustn’t; may; can
You _________ throw litter around.
He thinks smoking ______ help him relax.
It _____ even cause cancer.
I _____ ask him to give up smoking.
_______ I borrow your newspaper and show it to my father
mustn’t
can
can
must
May
Functions:
_______ up late is bad for your health.
How terrible!
It’s ______ for your health.
Don’t read ____ the sun.
It will keep you ______ during the day.
Getting
bad
in
active
Exercises:
1. _______ necessary for us _______ English well.
A. This is; to learn B. It’s; to learn C. It’s; learn D. That’s; learn
2. If you eat _______ food and take _______ exercise, you’ll keep unhealthy.
A. more; more B. less; less
C. more; less D. less; more
3.—Humans can’t live _______ air. —I agree with you.
A. without B. with C. in D. for
4.—I can’t keep myself active during the day.
—You _______ take more exercise.
A. must not B. must be C. need to D. may be
B
C
A
C
5. This article says _______ is bad for our lungs.
A. smoke B. to smoke C. smoked D. smoking
6. You had better ask your brother _______ playing computer games. It’s bad for him.
A. to give up B. not to give up
C. to give it up D. not give it up
7. You _______ walk across the road. It’s dangerous.
A. may not B. don’t have to
C. must not D. needn’t
8. Tom must ______ at home.
A. is B. be C. / D. go
A
B
D
C
Summary:
We learn:
should shouldn’t
must mustn’t
had better had better not
have to need
We can:
能正确运用以上词语提建议。
Homework:
1. Read and recite Grammar and Functions.
2. Write a short passage about how to keep healthy.
