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北师版初二英语下册L34A确定

发布时间:2014-01-15 09:05:00  

Book 14 Unit 9

Good Health

Lesson 34 What should I eat to keep healthy? (A)

What did you learn yesterday? 上节课重点
1. What’s up? I have a terrible headache. 2. You shouldn’t lift any heavy objects. 3. You should go to see a dentist and shouldn’t eat any candy. 4. You should take some aspirin and shouldn’t listen to that loud music. 5. It’s very good for the stomach and you shouldn’t eat any more hot food. 6. You should drink lots of water and shouldn’t go out in the rain. 7. What’s the matter? I have a sore throat and cough. 8. You should keep your neck covered.

What will you learn today? 本课学习目标

1.学习谈论健康饮食和膳食平衡问题 2.学会在疑问句中使用should do和 need to do

Group work

自学交流

小组交流自学案 ? 1.逐题校对预习词汇和自学导纲各部分 答案 ? 2.讨论其中答案不一致的题目

展示提升

1.每组展示学生上黑板书写答案 2.同组其他同学对本组展示内容进行补充 3.简练地展示讲解

A. 单词

A. 单词 1. fat Most teenagers love food with a
lot of fat, oil, salt, and sugar. fast food.

2. beyondBut bad eating habits go beyond 3. healthily Many teenagers find it 4. nearly
difficult to eat healthily. Nearly half of the students didn’t like vegetables.

5. weigh I weigh over 70 kilograms. 6. 7.
Your ability to work and learn abilitydepends on the sugar in your blood. brain If your brain doesn’t get enough blood, it is harder for you to work and learn. mind.

8. mind This is good for their body and

B. 词组

keep healthy 1. 保持健康 __________________ 2. 吃过多的垃圾食品 eat too much junk food _________________ healthy food 3. 健康食品 __________________ 4. ……的结果 _______________ the result of … worry about my weight 5. 担心我的体重 _______________ fast food restaurant 6. 快餐店 a __________________

a snack bar 7. 小吃店_____________________ bad eating habits 8. 不良饮食习惯 _________________ lose weight 9. 减肥 ________________ 10.在最近的一项调查中 in a recent survey ______________________ blood pressure 11.血压 __________________ follow a healthy diet 12.遵循健康膳食_________________

be rich in vitamins 13.富含维生素 ________________ 14.帮助骨骼生长 _______________ help (one’s) bones grow 15.一天喝6-8杯水 drink six to eight glasses of water a day ____________________ 16.三分之二的学生 ____________________ two thirds of the students 17. A和B之间的联系 the relationship between A and B ____________________ 18.依靠,取决于 ____________ depend on

自学导纲
1. need to do

原句呈现: Teenagers need to eat some fruits and vegetables every day.
中文:青少年需要每天吃些水果蔬菜。 此处,need是______________ B.(行为动词) ,其后跟 to do ________ ________, A(有) 人称和时态的变化, 中文意思是 需要做某事

小试牛刀:英译汉 Keys

1) 那位老人

一天需要吃三次药。
2)我们需要每天至少锻炼一个小时。 3)每天我们需要吃些什么?

2. too much
原句呈现: Teenagers shouldn’t eat too much junk food. 中文: 青少年不应该吃太多垃圾食品。

too much, too many, much too的用法小结

A. B. C. D.

后跟可数名词复数 后跟不可数名词 后跟形容词或副词 可修饰动词

B/ D too much ________________ A too many ________________ C much too ________________

小试牛刀:中考链接 1) Eating ______ meat is bad for you health.

meat是不可数名词,应选择too much来搭配, 意思是“太多肉”,所以答案为 B _____

2) 医生告诉我不要花太多时间看电视。 The doctor told me ______________________________ not to spend too much time watching TV.

3. find it + 形容词+to do sth.
原句呈现: Many teenagers find it difficult to eat healthily. 很多青少年发现(认为)很难吃得健康。 中文: ________________________
此处it为形式宾语,真正的宾语是后面的动 词不定式。 如:He found it not easy to work out the math problem by himself.

小试牛刀: 英汉互译

1) 我认为青少年很难放弃垃圾食品。 I think it hard for teenagers to give up junk food ______________________________________ 2) Some foreigners find it convenient to travel by subway in Beijing. 一些外国人认为在北京乘坐地铁旅行很方便。 ______________________________________ 3) Do you think it dangerous to play basketball in the corridor? 你认为在走廊里打篮球危险吗? ______________________________________

4. be good for
原句呈现:This is good for their body and mind. 中文: _________________________________ 这对于他们的身心都有好处。 be good for的意思是_______________, 对……有好处 be bad for 其反义词组是 _________________ 。

小试牛刀: 英汉互译

1) 每天锻炼一小时对每个人都有好处。 It’s good for everyone to exercise for an hour _________________________________
every day.

2) 每天喝杯牛奶对健康有好处。 It’s good for health to drink a glass of milk _________________________________ every day. 3) Don’t read in the sun. It's bad for your eyes. _______________________________ 不要在太阳下看书,对眼睛不好。

Have you understood everything today? 本课当堂训练

? 用所给词的正确形式填空 ? 1. Many teenagers are overweight because of their bad __________ (eat) habits. eating ? 2. Many teenagers find it difficult to give __________(give) up junk food. healthily (health) is good for us ? 3. Eating __________ to keep __________ healthy (health). ? 4. Tom _______ (prefer) eating food with lots preferred of fat, but now he likes vegetables better.

? 5. Drinking ________ (drink) enough water can help (to) stay ( stay) healthy. your body ___________ to drink (drink) ? 6. Mum oftens tells me _________ some milk before going to sleep. ? 7. My

aunt______ weighs (weigh)over 70 kilograms and she worries about her______ weight(weigh). ? 8. – Do you do much __________ exercise ? – Not much. I only do morning exercises _________ (exercise) every day.

(1.1)What kinds of food do you like best?
What do you think are examples of

healthy food?
Do you often eat in restaurants?

(1.2) Fast reading
Read the text quickly and answer the

following questions.
1.What’s the problem of teenagers today? Many teenagers are overweight and some

of this is because of their bad eating
habits. 2. What is the text about?

It’s about the teenagers’ bad eating habits and the doctor’s advice/suggestions.

(1.2)Careful reading Read the text carefully and answer the following questions. 1. What is junk food? 2. What is the result of a recent survey in a school? 3. What do parents worry about? 4. What do children need to eat or drink according to the doctor?

Answers
1. What is junk food? Junk food is food with a lot of fat, oil ,

salt and sugar.

2. What is the result of a recent

survey in a school? In a recent survey in one school,
scientists found that over two-thirds of

the students didn’t follow a healthy diet.
(Nearly half of the students didn’t like

vegetables, and many of them didn’t
like to eat fruits. They preferred to eat junk food.)

3. What do parents worry about? Their children’s diet.

4. What is the text about?
It’s about the teenagers’ bad eating habits and the doctor’s advice/suggestions.

(1.3) Read the passage again and complete the sentences. fat *Junk food has too much ______,oil, salt

and ________. sugar
blood *Too much salt might cause high _____ pressure _______ when teenagers grow up. *Vegetables and fruits are good for you vitamins because they have a lot of _________. *Teenagers should drink more milk, so

they have strong ______. bones

Discussion
We know that so many boys and girls
are overweigh nowadays. Do we need to keep a healthy diet ?

Surely we need to, because if we don’t

keep a healthy diet, we won’t live a happy
life. And more and more boys and girls

will become overweight. That will cause
them a lot of health problems. Besides, we

have known such a truth and we should
prevent that from happening to us.

(1.4) complete the table with your own information. What did you eat for ...yesterday? breakfast lunch dinner

(1.5) In pairs, make comments on your
partner’s table.

I think you should drink/ eat…
You need to eat / drink … Situation 1. coffee/ chocolate Situation 2. tea/ fruits Situation 3. pure water/ eggs.

(1.6) Study the examples and complete the

blanks.
Answers:

What do I _________ need to eat every day? need to eat breakfast. You ________ How many fruits and vegetables do I ___________ eat? need to You ________ need to eat some every day.

语法聚焦
1. Many teenagers find it difficult to eat healthily. it为形式宾语,to eat healthily为真正的宾语。 我觉得学英语很有趣。 find it _____

_____ interesting to study English. I ______ 我们认为早点出发好些。 think it ______ better to start early. We ______

语法聚焦
2. Fruits and vegetables are rich in vitamins

and have little fat. be rich in 富含,盛产 我的家总是充满着亲情和理解。 My family ______ always ______ is rich ______ in love and understanding. 据说这些岛上盛产石油。 are ______ rich It is said that these islands ______ in ______ oil.

What are the main points today?
本课重点表达
1. Many teenagers find it difficult to eat healthily. 2. Over two-thirds of the students didn’t follow a healthy diet. 3. They preferred to eat food with a lot of salt, sugar, or fat. 4. Teenagers shouldn’t eat too much junk food. 5. Salt can cause high blood pressure in the future. 6. Teenagers need to eat some fruit and vegetables every day. 7. Fruit and vegetables are rich in vitamins and have little fat. 8. This is good for their body and mind.

Today’s Homework


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