Unit2 Topic3 Must we exercise to prevent the flu？
SectionA 同步练习
单选。
1.—Must I finish my homework before I go home?
—No, you _____. But you ____finish it before tomorrow.
?mustn't; must B.?needn't; must
?C.?must; mustn't D.?needn't;mustn't
2. You had better ___________ him about news now. He will be worried.
A.?to not tell B.?not to tell C.?tell not D.?not tell
3.——What did Lily tell you just now?
——She asked me _______ others her secret.
A.?to tell not ?B.?not to tell C.?don’t tell D.?not tell
4.— Does your grandfather run every day?
— Yes. He is old, but he is still full of ________.
A.?energy B.?health C.?illness D.ill
5.The mother is trying her best to ______ her child_______ the earthquake(地震)
A.?protect ;from B.?protect; to
C.?prevent; from D.?prevent; to
二、情景对话。
A: Hey, Nick! You look tired. ________ B: I played tennis with Emma. Oh, Mom! I'm hungry. ________ A: Sure. ________ B: How about chicken hamburgers? A: They are not healthy food. You shouldn't eat them often. B: ________ A: Once a week B: Good! From Sunday to Friday I didn't eat them. Let me eat one today. A: All right. ________ B: A bowl of vegetable soup, please. A: OK. Wait a minute!
A. Can you get me something to eat? B. How often can I eat them? C. What do you think of chicken hamburgers? D. What did you do just now? E. What would you like with it? F. How can I help you? G. What would you like?
三、完形填空。
Maria is my friend. She had bad 1 ?two years ago. She got up late and had 2 ?for breakfast. She disliked doing school activities. After getting home from school，she usually played computer games and 3 ?she watched TV. She hardly ever drank milk，and she ate junk food three 4 ?five times a week. ? ??Then one day，she got sick. She had to be in hospital 5 It made her feel that she must 6 ?herself well. ? ??Now Maria has 7 habits. She gets up early and 8 every morning. She usually runs for about an hour. Then she has a 9 breakfast. At school she plays all kinds of sports. She hardly ever plays computer games or watches TV. She drinks a cup of milk before going to bed. These good habits 10 ?her keep healthy and study well.
1. A. games
B. friends
C. programs
D. habits
2. A. nothing
B. anything
C. something
D. everything
3. A. always
B. sometimes
C. never
D. hardly
4. A. from
B. on
C. too
D. to
5. A. once a week
B. two weeks ago
C. for three weeks
D. twice a week
6. A. look after
B. look for
C. look at
D. look up
7. A. bad
B. well
C. bored
D. good
8. A. sleeps
B. exercises
C. eats
D. plays
9. A. easy
B. hungry
C. healthy
D. free
10. A. tell
B. help
C. want
D. Take
四、阅读。
Everyone (人人)needs to be healthy. ?? Do you eat healthy food every day? It’s important (重要)for your health. You need fruit, like oranges, apples and bananas. “ An apple a day can keep away（避开） the doctor (医生).” You also need vegetables, like carrots and broccoli. Fruit and vegetables are good for our health. But don’t eat lots of chocolate. It’s not good healthy food. What about dessert? Don’t eat lots of dessert because it’s not good for your health. Many people eat lots of chocolate and dessert, so they are unhealthy. Sports can also keep you healthy. Play sports every day. Don’t be lazy. You can be healthy.
（1）What are healthy food?
A.?Fruit and vegetables. B.?Bananas, apples and chocolate. C.?Fruit and dessert. D.?Vegetables and dessert.
（2）What keeps you healthy?
A.?Food. ?B.?Sports.? C.?Healthy food. D.?Healthy food and sports.
（3）文中划线句子“ An apple a day can keep away the doctor”的意思是________.
A.?The doctor doesn’t like an apple. B.?You don’t need a doctor. C.?You bring an apple to the doctor and he runs away（跑走）. D.?You eat an apple a day and you can be healthy.
（4）猜测文中划线单词unhealthy的意思:________.
A.?健康． B.?不健康 C.?饥饿 D.?不饿
（5）Which is Right?
A.?Everyone is healthy. B.?We need to be healthy. C.?Food isn’t important. D.?A doctor is important.
Unit2 Topic3 Must we exercise to prevent the flu？SectionA 同步练习答案
一、BDBAC
D；A；G；B；E
三、（1）D；（2）A；（3）B；（4）D；（5）C；（6）A；（7）D；（8）B；（9）C；（10）B；
课件37张PPT。Unit 2 Keeping healthy
Topic3
Must we exercise to prevent the flu?仁爱科普版 八年级上Section AQuick eyesLook and say the illness.He has a toothache.She has a headache.He has a backache.He has a stomachache.He has a cough.He has a fever.He has a cold.Guessing gameGuess the illness and give some advice.What’s wrong with him?What should he do?He has a feverHe should drink enough boiled water. Key words:should / shouldn’t /
had better / had better notWhat’s the matter with him?He has a toothache.What should he do?He shouldn’t eat too much candy.He had better see a dentist.What’s wrong with her?She has a stomachache.What should she do?She had better not eat too much.What’s ...?What ...?He ...He ...Work in pairs and say out the diaologue.PairworkNew drillsWhat’s wrong with the students?They have the flu.What should they do to prevent the flu?得了流感预防流感They should / had better / must …exercise more
to build them upgo to bed earlykeep the air freshWhat should they do to prevent the flu?Should they …? Yes, they should.
No, they shouldn’t.PresentationThey should / had better / must…wash hands oftenchange clothes oftendrink enough waterWhat should they do to prevent the flu?Should they …? Yes, they should.
No, they shouldn’t.keep the room cleanThey should / had better / must...What should they do to prevent the flu?keep away from
crowded placesMust they …? Yes, they must.
No, they needn’t. / No, they don’t have to.They should / had better / must…What should they do to prevent the flu?brush their teeth
twice a day eat healthy food take showers often Must they …? Yes, they must.
No, they needn’t. / No, they don’t have to.take some medicinetake some cold pillsgo to see a doctor at onceWhat should they do when they have the flu?They should / had better / must...lie down and
take a good restMust they…?
Yes, …./ No,…. What shouldn’t they do?They shouldn’t / had better not/
mustn’t...go to crowded placesdrink or wine 1. prevent [pr?'vent] v. 阻止，阻碍，阻挠
阻止某人/某物 做某事
prevent sb. /sth. from doing sth.
= stop sb. /sth. from doing sth
= keep sb. /sth. from doing sth.
例如：大雨阻止我们按时来这。
The heavy rain prevented us from coming here on time.
key phrases: prevent the flu 预防流感
知
识
总结Language points 知
识
总结Language points 2.should 的用法：
should 应该，情态动词，后接动词原形，
否定形式：shouldn't
E.g. We should go to the doctor at once when we have the flu.
否定句: We shouldn't go to the doctor at once when we have the flu.
Should we take some medicine to prevent the flu?
肯定回答： Yes, you should.
否定回答： No, you shouldn't.
知
识
总结Language points3.Must 的用法：
must 必须，情态动词，否定形式：mustn't
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.PracticeWho has the best memory?wash hands oftendrink enough waterbrush teeth twice a dayeat healthy foodtake showers oftenkeep the room cleanexercise oftenchange clothes oftenkeep the air freshgo to bed early(Kangkang’s father, Dr. Li, is talking with a journalist on TV. Now listen and answer: 2. What are they talking about?
They are talking about how to prevent the flu.1a记者1. What is Kangkang’s father’s job?He is a doctor. Listen,look and say.? 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 √√√√√Listen again and check (√) Dr. Li’s advice according to 1a.1bWatch the video and use the correct phrases in 1b to retell
Dr. Li’s advice with first, second, third and finally.1cFirst
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.Watch the video and use the correct phrases in 1b to retell
Dr. Li’s advice with first, second, third and finally.1cahead adv.意为“在前面(头)”，
go ahead 开始做，着手干
e.g. --May I start now? 我现在可以开始了吗？
--Yes, go ahead. 可以，开始吧。
e.g. Go ahead, please. 请开始吧。
e.g. Go ahead and tell us.请告诉我们吧。2. keep 保持
keep sb./ sth. + adj. 使/让某人/某物保持…
e.g. keep the rooms clean 使房间保持干净
keep the air fresh 让空气清新
keep us happy 让我们开心
keep doing sth. 一直做某事
e.g. She kept crying all the time. 她一直在哭。
keep sb. doing sth. 让某人一直做某事
e.g. She kept me waiting in the rain.
她让我在雨里一直等。
3. keep away from... 远离…… 后面接名词、代词或动名词。也可说成stay away from。
e.g. As students, we should keep away from smoking and drinking. 作为学生，我们应该远离烟酒。
keep ... away from .. .让……远离……
e.g. You’d better keep the child away from the fire.
你最好让孩子离火远点。 Make conversations similar to 1a with your partner, using the information in 1b.1dExample:
Journalist: May I ask you some questions?
Doctor: Sure, go ahead.
Journalist: What should we do to prevent the flu?
Doctor: First…, second…, third…, finally….
Journalist: Should we…?
Doctor: Yes,… /No, ….
Journalist: Must we…?
Doctor: Yes, you must./ No, you needn’t/ don’t have to.
Journalist: We’ll take your advice, thank you!fever
headachetoothache
sore throatcough
backachestomachache
sore eyes2A.Listen to the passage and circle the symptoms that you hear.B. Listen again. 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√√√√2Look at the pictures. And then write down some advice on how to prevent the flu, using should/shouldn’t, had better /had better not or must/ mustn’t.1.2.we must do exercise often
to prevent the flu.we must go to see a doctor.33.4.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.患流感
2.增强…的体质
3.保持…状态
4.远离拥挤的地方
5.立刻看医生 10. 开始做，着手干
6.接受某人的建议
7.早睡 11. 一直，总是
8.吃药
9.勤换衣服 12. 立刻，马上
have the flu build sb./oneself upkeep sb./ sth. +形容词keep away from crowded placessee a doctor at oncetake one’s advice go to bed early take some medicine change clothes oftenSummary:Useful phrases:go aheadall the timeat once Summary:Key sentences 重点句型What should we do to prevent the flu? 我们应该做什么来预防流感呢？
We should / had better / must… 我们应该/ 最好/ 必须…
2. Should we …? Yes, you should. 是的，你们应该。
我们应该…吗？ No, you shouldn’t. 不，你们不应该。
3. Must they …? Yes, they must. 是的，他们必须。
他们必须…吗？ No, they needn’t. / No, they don’t have to. 不，他们没必要。
4. Go ahead. 开始吧。
5. We’ll take your advice. 我们会采纳你的建议。
6. First…, second… , third…, finally…
首先…， 第二…， 第三…， 最后…1. 我们应该远离危险的地方。
We should ______________ the dangerous places.
2. 我们最好不要去人群密集的地方。
We had better not ________________.
3. 我们应该经常锻炼来增强我们的体质。
We should ________________ to ________________。
keep away fromgo to crowed placesexercise oftenbuild us upExercise Complete the sentences.我们会采纳你的建议。
We’ll ________________。
5.我们必须立刻去看医生吗？
Must we go to see a doctor ________________?
6. 我们应该让我们的房间总是保持干净。
We should keep our rooms clean _______________。Exercise take your adviceat onceall the time上21世纪教育网 下精品教学资源谢谢21世纪教育网（www.21cnjy.com)中小学教育资源网站有大把优质资料？一线名师？一线教研员？
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