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(共33张PPT)
Unit 1
UNIT 1
Food for thought
Healthy eating
To learn to figure out what healthy eating is;
To listen to a dialogue and make some notes to finish the exercises;
To make up a new dialogue to persuade a customer to buy your drink.
The sugar in soft drinks forms acid
(n. 酸) and attacks (v. 侵蚀) our
teeth for about 20 minutes each
time we drink them.
About 30% of the world’s population is
overweight.
Do the facts surprise you
Here are some key facts about healthy diet from World Health Organization (WHO)
Limit intake of free sugars to less than 10% of total energy intake
Keep salt intake to less than 5 g per day
A healthy diet includes: fruit, vegetables, legumes (豆类), nuts and whole grains …
Healthy eating
limiting the consumption of foods containing high amounts of sugars, such as sugary snacks, candies and drinks
ready‐to‐drink tea;
ready‐to‐drink milk;
eating fresh fruit and raw
vegetables as snacks instead
of sugary snacks
…
How to cut down intake of sugar in everyday life
Change your eating habits from now on.
steaming or boiling instead of frying when cooking;
eating soybean, canola (菜籽油), corn, and sunflower oils;
eating reduced-fat dairy foods and lean (瘦的) meats；
limiting to eat baked and fried foods, and pre-packaged snacks
…
How to reduce fat intake in everyday life
You may not cook, but you can share the knowledge to the cook.
Listen to the conversation and tick the food and drinks ordered.
√
√
Listen again and complete the notes.
Food and drinks Janet wants to order Harriet’s views
salad with dressing a lot of sugar, ________ and unhealthy __________
fruit juice just a small _______ of real fruit in it
has as much sugar as _________
fat-free yoghurt a lot of sugar to improve the _______, which can be ________
fat
chemicals
amount
soft drinks
taste
harmful
Waiter: Are you ready to order
Janet: Yes. I’m trying to eat more healthily, so I’ll just have a salad to start.
Waiter: Sure. What kind of dressing would you like on that
Janet: I’d like to have …
Harriet: [interrupting] Not a good idea, Janet. Salad with dressing always has a lot of sugar and fat, as well as unhealthy chemicals.
a thin sauce added to salads, usually made from oil, vinegar, salt, pepper, etc.
Janet: Oh, dear, maybe I won’t have any dressing, then.
Waiter: OK. Do you want anything to drink We have soft drinks, juice, tea and coffee.
Janet: The juice must be healthy. It comes from fruit, right I think I’ll have that.
Harriet: Don’t be so sure! Did you know that a lot of fruit juice only has a small amount of real fruit It mainly contains chemicals that taste like fruit. Even 100% fruit juice can have as much sugar as soft drinks.
a cold, usually sweet, drink which does not contain alcohol
Janet: Uh, maybe I’ll just have some water, then.
Waiter: Fine. How about dessert
Janet: Do you have fat-free yoghurt
Harriet: [interrupting] Sorry, but there’s a big problem with fat-free yoghurt, Janet. Yoghurt tastes very bad without fat. That’s why they add a lot of sugar to make it taste better. And you know sugar can be harmful if you eat too much.
Janet: Oh, I see. Thanks for the advice, Harriet … I’ll have a salad with no dressing and a glass of water. And I won’t have dessert.
Waiter: No problem. And, for you, madam What would you like to order
Harriet: Oh, I’ll have a double hamburger with French fries and a cola.
Janet: What
Harriet: Aha … just joking. I’ll have the same as she ordered. Thanks!
Now talk about what Harriet says to persuade Janet. Listen again if necessary.
Not a good idea.
Don’t be so sure. Did you know …
Sorry, but there’s a big problem with …
And you know … can be harmful …
1. You should / shouldn’t do …
2. What about / How about doing …
3. Why don’t you / Why not do …
4. Try (not) to do …
5. It’s a good idea to do …
6. Don’t forget / Remember to do ...
7. I suggest / advise …
8. You had better …
9. …
How to persuade others
Work in pairs. Act out the conversation to persuade a customer to buy a new mixed fruit drink.
You are a salesperson. You want to persuade a customer to buy a new mixed fruit drink. You have the following information about the drink:
It’s a mixture of six different fruits and vegetables.
It’s rich in fibre and vitamins.
It’s good for our digestive system.
It’s 15 yuan per bottle.
Customers can get 20% off if they buy five bottles or
more at a time.
Student A
adj. 消化的
Did you know that …
It’s made from …
It’s rich in …
Absolutely. It’s good for …
There’s … off the total price.
A
Student B
You are a customer. Student A is selling a new mixed fruit drink, but you want to make sure that it’s healthy.
Ask student A for the following information about
the drink and decide if you want to buy it:
ingredients
taste
benefits from drinking it
price
n. 成分，原料
What’s … made from
Does it have any … in it
Is it good for …
How much is it
B
B: Hi, I saw you’re selling a new mixed fruit drink, and I’m interested. What is it made from
A: Our drink is made from a mix of six different fruits and vegetables. It’s rich in fiber and vitamins.
B: Does it have any carrots in it
A: Yes. It includes things like apples, carrots, oranges, spinach, cucumbers, and some berries. It’s all natural and fresh.
B: That sounds pretty good! But I’m really focused on health. Is it good for teenagers like me
A: Absolutely! It helps with digestion, boosts your immune system, and provides you with a natural energy boost.
B: How much is it
A: Each bottle is 15 yuan. But if you buy five or more bottles at once, there is 20% off the total price! So that’s a great way to save if you want to stock up.
B: I think I’m convinced! I’ll buy five bottles.
A: Great choice! You’ll definitely enjoy it.
Work in pairs. Think of a similar situation and have a conversation.
When giving advice, it’s usual to give your opinion within your first sentence. This makes the listener more interested in what you are saying. Here are some examples: Not a good idea. Did you know that … Sorry, but there’s a problem with …
1. The sugar in soft drinks forms acid and attacks our teeth for about 20 minutes each time we drink them.
attack v. to have a harmful effect on something 侵袭，侵蚀
to use violence to try to hurt or kill somebody
袭击；攻击；抨击
attack sb with sth 用某物袭击某人
attack sb for (doing) sth 因(做)某事而抨击某人
e.g. At dawn the army attacked the town.
The article attacked the government for failing to cut taxes.
attack n. the action of sth such as an insect, or a disease, that causes damage to sb/sth 损害，伤害
an act of using violence to try to hurt or kill sb
袭击；攻击
strong criticism of sb/sth in speech or in writing 抨击
an attack on 对……的袭击/攻击/抨击
launch / make an attack 发起/进行攻击
be / come under attack 遭到攻击/ 抨击
have / suffer a heart attack 心脏病发作
e.g. Enemy forces have made an attack on the city.
The company has come under attack for firing 50 employees.
【语境应用】单句语法填空。
1) The witness said the woman was attacked ______________ a broken bottle.
2) The chances of ______________ (attack) by a shark are very small compared to other dangers.
3) She has been attacked ______________ ignoring her own party members.
4) The school has come ______________ attack for failing to encourage pupils.
5) His speech is widely seen as an attack ______________ the education system.
with
being attacked
for
under
on
2. When giving advice, it’s usual to give your opinion within your first sentence.
within prep. inside sb / sth 在……里；在……内部
before a particular period of time has passed; during a particular period of time
不出(某段时间)；在(某段时间)之内
not further than a particular distance from sth 不出(某段距离)；在(某段距离)之间
within one’s reach / rights / power
在某人够得到的/权力/能力范围内
within walking distance 在步行距离之内
within sight 在视野内，看得见
within limits 在合理限度内
e.g. Despite her grief, she found a hidden strength within herself.
You should receive a reply within seven days.
Is it within walking distance
within & inside
within 可以表示时间、空间；表示空间时，不表示具体的位置，而是范围。
inside 只表示空间，表示具体的位置
e.g. He was waiting inside the hall and he said his grandma would be back within 10 minutes.
【语境应用】根据语境，用within短语完成句子。
You shouldn’t have placed the medicine here. At this stage, small children want to touch anything you leave ___________
_________.
2) We don’t need to drive to town for dinner. There are several good restaurants _____________________.
3) Sorry! I am afraid it’s not __________________ to help you. But you can turn to our manager for advice.
4) If your actions have disturbed others at the cinema, they are ___________________ to stop you or ask you to leave.
within their reach 　
within walking distance
within my power
within their rights
Finish your own conversation in Activity 10.
Preview Developing ideas.

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