《Must we exercise to prevent the flu?》SectionA PPT
第一部分内容：Review
感冒 have a cold
发烧 have a fever
牙痛 have a toothache
背痛 have a backache
咳嗽 have a cough
头痛 have a headache
胃痛 have a stomachache
流感 have the flu
... ... ...
《Must we exercise to prevent the flu?》PPT，第二部分内容：Ask and answer
What should we do to prevent the illnesses?
We should do exercise to build us up.
We had better eat more fruit and vegetables.
We shouldn’t spit everywhere.
We must keep our rooms clean and the air fresh.
We mustn’t keep fingernails long.
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《Must we exercise to prevent the flu?》PPT，第三部分内容：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
e.g. Must I finish my homework now ?
No, you needn’t. /
No，you don’t have to.
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《Must we exercise to prevent the flu?》PPT，第四部分内容：Pair work
1d 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.
2. A. Listen to the passage and circle the symptoms that you hear.
fever headache
cough backache
toothache sore throat
stomachache sore eyes
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《Must we exercise to prevent the flu?》PPT，第五部分内容：Exercises
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: __________
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《Must we exercise to prevent the flu?》PPT，第六部分内容：完成下列句子。
1. 你先走，我一会就赶上你。
You _________, I will catch up with you in a few minutes.
2. 我们应该远离危险的地方。
We should ________________ the dangerous places.
3. 小敏每天在家都帮助妈妈做扫除。
Xiao Min helps her mother ___________________ at home every day.
4. 这封信一直都在我的口袋里。
The letter is in my pocket _____________.
5. The good news __________ (传播) fast. We are very happy to hear it.
6. – Where is Doctor Chen?
– He is __________ (检查) a sick baby.
7. A young man jumped into the river to ______ (挽救) the child in the water.
8. – Can you find Mr. Li in the photo?
– Yes. He is sitting ________ (在……中间) his students.
9. The doctor is very kind. He is always friendly to his __________ (病人).
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《Must we exercise to prevent the flu?》PPT，第七部分内容：summary
1.We know how to prevent the flu.
2.We can use must/had better/ should to give advice.
... ... ...
《Must we exercise to prevent the flu?》PPT，第八部分内容：Homework
1.写一篇小短文来说明如何预防流感。
2.背诵1a。
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