(共38张PPT)
仁爱版 八年级
Unit 2 Keeping healthy
Topic3 Must we exercise to prevent the flu
Section A(1a-3)
illnesses
感冒
发烧
咳嗽
头痛
牙痛
背痛
胃痛
have a cold
have a fever
have a cough
have a headache
have a toothache
have a backache
have a stomachache
流感
have the flu
Review
What should we do to prevent the illnesses
We should do exercise to build us up.
Ask and answer
预防
使身体强壮
Presentation
What should we do to prevent the illnesses
We had better eat more fruit and vegetables.
Ask and answer
Presentation
What should we do to prevent the illnesses
Ask and answer
We shouldn’t spit everywhere.
Presentation
What should we do to prevent the illnesses
We must keep our rooms clean and the air fresh.
Ask and answer
Presentation
A: What's wrong with her
B: She has the flu.
A: These days many people
have the flue . So what should we do to prevent it
Presentation
A: Must we see a doctor at once when we have the flu
B: Yes, we must.
A: What should we do when we have the flu
B: We should see a doctor .
see a doctor
Presentation
A: What should we do to prevent the flu
B: We had better drink a lot of water .
A: Must we drink a lot of water to prevent the flu
B: Yes, we must.
drink a lot of water
Presentation
A: Must we wash our hands often to prevent the flu
B: Yes, we must.
A: What should we do to prevent the flu
B: We should wash our hands often .
wash our hands
Presentation
A: Must we change our clothes often to prevent the flu
B: Yes, we must.
A: What should we do to prevent the flu
B: We should change our clothes often .
change our clothes
often
Presentation
A: Must we do more exercise to prevent the flu
B: Yes, we must.
A: What should we do to prevent the flu
B: We should do more exercise.
do more exercise
Presentation
open the windows
A: What should we do to prevent the flu
B: We had better open the windows often .
A: Must we close the windows often to prevent the flu
B: No, we needn't./ don't have to.
Presentation
eat healthy food
A: What should we do to prevent the flu
B: We should eat healthy food .
A: Must we eat hot food to prevent the flu
B: No, we needn't./ don't have to.
Presentation
Don't go to crowded places.
A: What should we do to prevent the flu
B: We shouldn't go to crowded places.
A: Must we go to crowded places to prevent the flu
B: No, we needn't. / don't have to.
Presentation
Pair work
Make similar conversations after the example.
Example:
A: Must we do exercise to prevent the flu
B: Yes, we must. / No, we don’t have to. / No, we needn’t.
do exercise
see a doctor.
change our clothes often.
eat healthy food
Presentation
What should you do on weekends
Must you do some cooking on weekends
Yes, I must. No, I needn’t./ don’t have to .
Must you do some washing on weekends
Yes, I must. No, I needn’t./ don’t have to .
Must you tidy your room on weekends
Yes, I must. No, I needn’t./ don’t have to .
Must you sweep the floor on weekends
Yes, I must. No, I needn’t./ don’t have to .
√
√
√
√
Presentation
Flu is a serious illness, what should we do to prevent it？
Listen to 1a and check Dr. Li’s advice.
1.exercise often
2.keep the air fresh
3.go to bed early
4.wash hands and change clothes often
5.keep our rooms clean
6.drink enough water
7.take some medicine
8.keep away from crowded places
√
√
√
√
√
Presentation
Listen to 1a again and choose the right answer.
1. What is Kangkang’s father’s job
A. He is a doctor. B. He is a teacher. C. He is a farmer.
2.How many sugestions does Dr.Li give us to prevent the flu
A. three B. Four C. five
3. Dr.Li tell us to ____ at once when we have the flu.
A. lie down. B. eat much food C. see a doctor
Presentation
First, ________________________________________________
Second, ____________________________________________
Third, _______________________________________________
Finally, ______________________________________________
we should exercise often to build us up.
we should keep our rooms clean and the air fresh all the time.
we should wash our hands and change our clothes often.
we should keep away from crowded places.
Listen 1a again and use the correct phrases in 1b to retell Dr. Li's advice with first, second,third and finally.
Presentation
Read1a and fill in the blanks.
J: May I ask you some questions, Dr.Li
D: ______________.
J: These days many people have the flu. So what should we do to present it
D: Well, first,__________________. Second,___________________.
Third, _____________________. Finally, __________________.
J: Must we go to see a doctor at once when we have the flu
D: _____________
J: We'll ______________ . Thank you.
Presentation
Read 1a again and find out the
key points in four groups.
Presentation
Key points
_ Must we go to see a doctor at once when we have the flu
肯定回答：_Yes, we must.
否定回答： __No, we needn’t. /
__ No, we don’t have to.
注：此处不能用 mustn’t (禁止；不准)回答
Eg: __Must I finish my homework now
__No, you needn’t. /
__No，you don’t have to.
Presentation
1.spread... from V. 从......蔓延，传播 到...... .
eg. The fire spread from the factory nearby
火从附近的工厂蔓延出来。
Prevent V. 防止，预防
2.prevent sb./sth. (from) doing sth.
= stop sb./sth. (from) doing sth.
= keep sb./sth. from doing sth.
eg. Tom’s mother tried to prevent him from
________(play) computer games.
playing
Key points
Presentation
开始做
和…谈话
一直
拥挤的地方
接纳某人的建议
远离…
立刻
使…身体强健
go ahead
talk with/to sb.
all the time
crowded places
follow/take one’s advice
keep away from
at once
build sb. up
Key phrases:
Presentation
2. A. Listen to the passage and circle the symptoms(症状) that you hear.
fever
cough
headache
backache
toothache
stomachache
sore throat
sore eyes
Presentation
Presentation
B. Listen again and check the advice you hear.
drink lots of boiled water
take some cold pills
lie down and take a good rest
brush your teeth twice a day
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√
Shouldn’t
work on the Internet too long
go to crowded places
play sports too much
eat hot food
√
√
3. Look at the pictures and write down the advice on how to prevent the flu, using should, had better or must.
1.
2.
We should exercise often.
We must go to see
a doctor at once when we have the flu.
Presentation
3.
4.
We had better keep away from crowded places.
We should take a
shower often.
Presentation
5.
6.
We should keep
the air fresh.
We should change
our clothes often.
Presentation
Drink a lot of water.
Wash hands often.
Give more advice to prevent the flu
We should / had better ... .
Presentation
Eat healthy food.
Don’t go to crowded places.
Presentation
Do more exercise.
Open the windows.
Presentation
summary
1.We know how to prevent the flu.
2.We can use must/had better/should to give advice.
Summary
What should we do to keep healthy
Please write a passage about it. The
following questions may help you.
How long do you usually sleep every night
How often do you exercise
How often do you eat fruit and vegetables
Homework
选择方框中的句子完成对话，其中有两项多余。
A: You look pale, Dr. Li. _________
B: I only feel a little tired.
A: It looks more serious than being tired. _________
B: No, thanks. Nothing serious, I think.
A: __________ But you have worked for thirty-six hours without
having a rest.
B: I’m a doctor. _______
A: __________
A. I have to save the patients.
B. I know SARS is spreading.
C. So you should care for yourself first.
D. And it’s my duty to save the patients.
E. You must be tired.
F. What’s the matter with you
G. May I take you to the office
F
G
B
D
C
Exercise
https://www.21cnjy.com/help/help_extract.php中小学教育资源及组卷应用平台
Unit 2 Topic3 SectionA (1a-3)练习题
一．单选选择题
（ ）1.---Must I go to school today
---_________.
A. No, you must. B. No, you don’t have to.
C. Yes, you must. D.B or C
（ ）2.---May I ask you ______questions
---Sure, go ahead.
A. some B. any C. much D. few
（ ）3.We should do our best_____ all kinds of diseases.(疾病)
A. fights B. fought C. fighting D. to fight
（ ）4.We must eat ___food and do more exercise.
A. health B. healthily
C. healthy D. unhealthy
（ ）5.During that time, SARS spread easily _____________ people.
A. among B. along C. between D. through
（ ）6. Don’t eat _______ candy. It’s bad for your health.
A. too many B. much too C. too much D. many too
（ ）7. Please keep away _________ wild animals.
A. of B. from C. for D. on
（ ）8.__ May I ask you some questions
__ _____________.
Sure, go ahead B. No way C. That’s all right. D. It doesn’t matter.
He sat _______the students just now.
A. among B. along C. between D. through
10. I sit between Jane _______ Nancy.
A. or B. and C. but D. to
二．把下列短语翻译成英语
1. 开始做 _______________ 2. 和…谈话_______________
3. 一直 _______________ 4. 拥挤的地方_______________
5. 接纳某人的建议 _______________ 6. 远离…_______________
7. 立刻 _______________ 8. 使…身体强健_______________
三．选择方框中的句子完成对话。
选择方框中的句子完成对话，其中有两项多余。
A: You look pale, Dr. Li. 1 _________
B: I only feel a little tired.
A: It looks more serious than being tired. 2_________
B: No, thanks. Nothing serious, I think.
A: 3__________ But you have worked for thirty-six hours without
having a rest.
B: I’m a doctor. 4_______
A: 5__________
参考答案：
一. 1-5：BADCA 6-10 CBAAB
二. 1.go ahead 2. talk with/to sb. 3. all the time 4. crowded places
5.follow/take one’s advice 6. keep away from 7.at once 8. build sb. up
三．1-5 FGBDC
A. I have to save the patients.
B. I know SARS is spreading.
C. So you should care for yourself first.
D. And it’s my duty to save the patients.
E. You must be tired.
F. What’s the matter with you
G. May I take you to the office
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