Unit 2 Keeping Healthy Topic 3 Must we exercise to prevent the flu SectionA 课件44张无音视频

课件44张PPT。Section AUnit 2 Keeping HealthyTopic 3
Must we exercise to prevent the flu? Goals1. Words and phrases:
journalist, questions, go ahead, prevent,
build up, all the time, crowded places
2. Modal Verbs
should, bad better, must, don’t have to, needn’t
3. Suggestions for preventing the flu.
4. Have a healthy styleEnjoy a video.
What’s wrong with the boy?
Can you give him some suggestions?
Give advice by using “ should , had better, must” .

What should we do to prevent the flu?
预防Must we…..?
Yes, we must. 必须
No, we don’t have to. 没必要
No, we needn’t. 没必要keep the air fresheat so much meatkeep away from crowded places
密集的预防流感
问一些问题
随便
增强体质
保持空气清新
一直
勤换衣服
最后
远离
拥挤的地方
采纳你的意见
prevent the flu
ask some questions
go ahead
build …up
keep the air fresh
all the time
change clothes
finally
keep away from…
crowded places
take your advice1. 我必需先完成作业吗? 不,不必.
_______________________ first? NO, you _____________.
2. 你必需多做运动来增强体质.
You must do more exercise to ______________________.
3. 去人群密集的地方是很危险的.
It is dangerous to ________________________________.
4. 我们应该打开窗户保持空气清新.
We should open the window to _______________________.
5. 一日一苹果,医生远离我.
An apple a day _________________________________.

keeps the doctor awayMust I finish my homework don’t have to / needn’t build yourself upgo to crowded placeskeep the air fresh1.How to prevent the flu? First, Second,Third,Finally,How to prevent Dengue Fever? 登革热 First, …should …. Second, … had better …Third, … shouldn’t …Finally, … had better not…Summary1. Words and phrases:
journalist, questions, go ahead, prevent,
build up, all the time, crowded places
2. Modal Verbs
should, bad better, must, don’t have to, needn’t
3. Suggestions for preventing the flu.
4. Have a healthy styleHomework:
1. Write an article on
“How to prevent Dengue Fever”.
2. Finish the exercise book. Thanks for listening. How to keep healthyFirst, ….. keep good habits
Second, …..be careful not to have accidents
Third, ……..keep healthy eating habits
(smoking )
If we obey these rules, we may be healthy.
Dengue Fever
登革热How to prevent
Dengue Fever
First,….
Second, ….
Third,….
Fourth,….
At last,….How to prevent Dengue FeverFirst, don’t keep any water in the bottles or plates
Second, change water every 3 or 5 days
Third, put up …when you sleep
Fourth, don’t stay outside in the evening
At last, wear long T-shirt and pants when you go out1.Who are the two speakers?
They are a journalist and Dr. Li.
记者
2.What are they talking about?
They are talking about
how to prevent the flu.
预防Watch the flash and write down Dr. Li’s advice.视频1a-P43First, ________________________________________________
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.2. A. Listen to the passage and circle the symptoms that you hear.fever
coughheadache
backachetoothache
stomachachesore throat
sore eyes录音2-A-P443. 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.3.4.We had better keep away from crowded places.We should take a
shower often.5.6.We should keep
the air fresh.We should change
our clothes often.1. Must I finish the homework at school?
NO, you ______. You can do it at home.
A. mustn’t B. don’t
C. needn’t D. can’t.
2. May I drink the milk?
No, you _____. It is sour.
A. can’t B. needn’t
C. mustn’t D. may not 1. 一日一苹果,医生远离我.
2. 我必需先完成作业吗? 不,不必.
3. 你必需多做运动来增强体质.
4. 去人群密集的地方是很危险的.
5. 我们应该打开窗户保持空气清新.
6. 我们必需阻止人类杀害动物.
7. 警察必需阻止人们拐卖儿童. illnesses感冒 发烧咳嗽头痛牙痛背痛胃痛 have a coldhave a feverhave a coughhave a headachehave a toothachehave a backachehave a stomachacheReview流感have the fluWhat 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What should we do to prevent the illnesses?We had better eat more fruit
and vegetables.Ask and answerWhat should we do to prevent the illnesses?Ask and answerWe shouldn’t spit everywhere.What should we do to prevent the illnesses?We must keep our rooms clean
and the air fresh.Ask and answerWe mustn’t keep fingernails long.What should we do to prevent the illnesses?Ask and answerKey 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.Make similar conversations after the example. Example:
A: Must we do exercise to prevent the flu?
B: Yes, we must.
A: Must we take some medicine to prevent the flu?
B: No, we don’t have to. /
No, we needn’t.Pair work2. A. Listen to the passage and circle the symptoms that you hear.fever
coughheadache
backachetoothache
stomachachesore throat
sore eyes录音2-A-P44B. Listen again and check the advice you hear.Should drink lots of boiled water
take some cold pills
lie down and take a good rest
brush your teeth twice a dayShouldn’t work on the Internet too long
go to crowded places
play sports too much
eat hot food√√√√录音2-B-P44Drink a lot of water.Wash hands often.Give more advice to prevent the fluEat healthy food.Don’t go to crowded places.Do more exercise.Open the windows.
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: __________FGBDCExercisessummary1.We know how to prevent the flu.
2.We can use must/had better/
should to give advice.Homework写一篇小短文来说明如何预防流感。
背诵1a。Thank you !