Unit 1 Food for thought Grammar and Vocabulary 课件
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| 名称 | Unit 1 Food for thought Grammar and Vocabulary 课件 |
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| 格式 | pptx | ||
| 文件大小 | 7.0MB | ||
| 资源类型 | 试卷 | ||
| 版本资源 | 外研版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2026-01-09 00:00:00 | ||
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(共43张PPT)
Unit 1
UNIT 1
Food for thought
Modals
To master some modal verbs and use them correctly
To learn something about English table manners
To be able to use adjectives to comment on food
a. … I was able to hold a knife and fork – and chopsticks!
b. But there are still some dishes that Dad dare not try even after many years of marriage to my mother.
c. … Mum and I just have to find a way to get him into the kitchen!
d. … we’d better not eat too much roast food as it may make us suffer from heat inside our bodies, …
e. “You needn’t try it if you don’t want to,” Mum said, …
Look at the sentences from the reading passage. Think and work out the meanings of the words in red.
Now talk about the function of modals. Then match the meanings to the words in red above.
1 be afraid to do something
2 not be necessary to do something
3 give advice to do or not to do something
4 be necessary or give strong advice to do something
5 have the ability to do something
b. dare not
e. needn’t
d. had better
c. have to
a. was able to
情态动词本身具有一定的词义，不能独立作谓语，必须和动词原形一起构成谓语。
常用的情态动词包括can (could), may (might), shall (should), will (would), dare, need, must, had better, used to, have to, ought to等。
本单元主要涉及的情态动词有be able to, dare, have to, had better, need。
情态动词 (Modals)
be able to do sth. 有能力做某事，可用于大多数时态
was / were able to do sth. 过去或当时成功地做了某事
e.g. I will be able to speak Japanese in another few months. 再过几个月，我就能讲日语了。
They were able to escape from the building when the fire broke out.
火灾发生时，他们设法从那栋建筑里逃了出去。
be able to & can
can be able to
只有现在式、过去式 各种形式
表示“自身具有的能力” 多指“后天努力所获得的能力；”“将来的能力(will be able to)”
could do sth = had the ability to do sth was / were able to do sth
= managed to do sth
二者都表示“能力”，可以互换使用，但也有细微区别：
She could play the piano when she was only six.
He was able to translate the article without a dictionary.
As I have got enough money, I can / am able to help her.
Can you go and see the movie with me tomorrow
More importantly, equipped with an intelligent computer brain, they will be able to freely communicate with you.
2) dare & need
A. dare 作情态动词时，主要用于否定句、疑问句和条件从句中，一般不用在肯定句中。
e.g. How dare you say I’m unfair
你怎么敢说我不公平？
B. need 作情态动词时，用于否定句或疑问句中，在肯定句中一般用must, have to, ought to 或should代替。
e.g. You needn’t come so early.
你不用这么早来。
C. dare实义动词，有时态、人称和数的变化。
在肯定句中，dare to do sth；
在否定句和疑问句中，“to”可以省略。
e.g. I dare to swim across this river.
我敢游过河去。
He does not dare (to) answer.
他不敢回答。
D. need 作实义动词，有人称和数的变化；
sb. need(s) to do sth. 某人需要做某事
sth. need (s) doing/to be done 某事/物需要被……
e.g. He needs to earn more to support such a large family.
他需要赚更多的钱来支持这一大家子的生活。
This shirt needs washing.
= This shirt needs to be washed.
这件衬衫该洗了。
以need开头的一般疑问句，否定回答用__________,肯定回答用__________;
以must开头的一般疑问句，肯定回答用__________, 否定回答用___________________。
needn’t
must
must
needn’t/don’t have to
3) have to (不得不) 与must相似，可以互换使用，但have to有各种时态，且强调客观需要，否定式为don’t have to。
e.g. I have to leave because of the bad weather.
因为天气不好，我不得不离开了。
have to & must
have to must
强调客观需要 强调主观看法
有多种时态形式 只有一种形式
don’t have to 不必 mustn’t 禁止
4) had better do sth 最好做某事
用于现在时或将来时，可用于一切人称，没有词形变化。
否定式：had better not do sth
疑问式：把had和not提前
e.g. You’d better sit here and have a rest.
你最好坐在这儿休息一下。
She had better not tell lies any more.
她最好再也别撒谎了。
Hadn’t the doctor better see him
医生是不是去看看他比较好？
had better
Underline the modals in the introduction to an app and talk about their meanings.
If you dare not try a “painful” diet to stay healthy, this new app is the perfect solution – and you needn’t pay for it! The app works by quickly showing photos of different food. All you have to do is select the photos of healthy food. Then you’ll be able to train your brain to select healthy food in real situations. So, if you’re a sugar addict (n. 对……着迷的人) and aren’t able to say no to chocolate or cola, you had better download (v. 下载) it now! Soon, you’ll be filling your cupboards with real healthy food.
be afraid to do sth
not be necessary to do sth
be necessary to do sth
have the ability to do sth
don’t have the ability to do sth
give advice to do sth
While going on your first trip to the UK is exciting, new and different customs can also be confusing. Table manners are no exception. But don’t worry — here are some tips:
You 1. __________ wait until everyone else has been served before you start eating.
Sometimes there are so many knives and forks that you
2. __________ pick them up in case (以防万一) you get it wrong. The trick is to start with the ones on the outside.
Complete the tips for good table manners (餐桌礼仪) with the correct form of the modals in Activity 1.
have to
dare not
When you finish your meal, you 3. __________ place the knife and fork together on your plate with the handles at the four o’clock position.
had better
Table manners, however, can differ (v. 不同，有区别) in different situations. For example, you 4. __________ use a knife and fork when eating a hamburger or pizza. Just remember: when in Rome, do as the Romans do, and you will 5. __________ enjoy the local cuisine!
needn’t
be able to
Read and match the comments to the pictures.
1 Backyard BBQ, Kansas City, US
c
adj. 嫩的
The most tender steak I've ever had! The barbecue gives it that famous smoky flavour, and it comes
with a shiny sauce that’s very, very spicy!
56 reviews
Food comments
A bowl of soup with a large, round meatball! The meatball is cooked through, which looked slightly pink inside. Incredibly soft and juicy - it melts in the mouth!
2 Bund 59, Shanghai, China
a
adv. 略微
adv. 非常地
98 reviews
3 Antonio's Pizzeria, London, UK
Worst pizza ever! I ordered a large vegetarian pizza, but
it was tiny! It was served cold and
came with some sort of sticky sauce
which tasted bitter and smelt really
fishy! The waiter even spilled some
beer on me!
d
adj. 蔬菜的
adj. 苦的
86 reviews
4 Madame Laurent’s Bakery, Paris, France
You’ve got to try the strawberry cheesecake. It’s smooth and creamy with fresh strawberries, which give it a lovely sweet and fruity taste. Highly recommended!
b
n. 面包店
adj. 似奶油的
v. 推荐
95 reviews
Underline the words that describe food in Activity 4 and put them into the table.
Appearance Smell Taste Feel
shiny, large
round, pink
tiny, fresh
fishy
smoky, spicy
bitter, sweet
fruity
tender, soft, juicy, cold sticky, smooth, creamy
Appearance Smell Taste Feel
transparent
(透明的)
burnt
bright
colourful
thick
stinky (有臭味的)
fragrant (香的)
pungent (刺鼻的)
sour
hot
tasty
raw
salty
greasy (油腻的)
crispy (酥脆的)
hard
chewy/rubbery (耐嚼的)
Add any more you can think of.
Talk about your favourite food using the words you have learnt.
A: What’s your favourite food
B: My favourite food is …
A: How does it look /smell / taste / feel
B: It looks / smells / taste / feels …
1. Now talk about the function of modals.
现在谈谈情态动词的功能。
function n. the purpose that sth has (事物的)作用，功能
perform / fulfil a function 发挥功能；履行职责
e.g. This room may be used for weddings and other functions.
Bridges perform the function of providing access across water.
function vi. to work in the correct way
运转；起……的作用（常与as连用）
function as 起……作用 (不能用于被动语态)
function well / normally 运转良好/ 正常
e.g. The television was functioning normally until yesterday.
The sofa can also function as a bed.
【语境应用】单句语法填空。
1) Compared to the traditional ones, they have three new unique ___________ (function).
2) We have a spare bedroom that also functions ___________ a study.
functions
as
addict n. ① a person who is unable to stop using or doing something as a habit, especially something harmful 上瘾者，瘾君子
② sb who is very interested in sth 入迷的人
2. So, if you’re a sugar addict and aren’t able to say no to chocolate or cola, you had better download it now.
因此，如果你是一个嗜糖如命的人 ，对巧克力和可乐没有抵抗力，你最好下载它。
e.g. I can’t believe that famous singer is such a drug addict.
My nephew is a video game addict.
e.g. Morris addicted himself to rock music.
addict v. to cause (someone or oneself) to become dependent (on something, especially a narcotic drug) 使上瘾，使入迷
addicted adj. (人)上瘾的；对……着迷的
addictive adj. (药物等)使人上瘾的；使人入迷的
addiction n. 瘾；入迷，嗜好
【语境应用】单句语法填空。
1) What he is worried about is that his son has been addicted to _________ (play) computer games.
2) These nuts are _________ (addict) – I can’t stop eating them.
3) He’s _________ (addict) to coffee and cannot do anything in the morning until he’s had some.
4) Smoking is a harmful habit and makes people _________ (addict) once they start doing it.
playing
addictive
addicted
addicted
3. Sometimes there are so many knives and forks that you dare
not pick them up in case you get it wrong.
in case 以防万一
e.g. I shall stay in the hotel all day in case there is news of Harry.
in case 如果，假如
e.g. In case I’m late, start without me.
in case后常接一般现在时、一般过去时或should。
e.g. Write it down in case you forget. (不说in case you will forget)
Here’s a contact number, in case there should (不说will / would) be a problem.
in case of 以防，万一，其后常跟名词。
in this/that case 既然这样/那样；如果这样/那样的话
in any case 不管怎样
in no case 决不(位于句首时，句子用部分倒装)
as is often the case (with) (对……)是常有的事
【语境应用】完成句子。
1) I had a snack __________ (以防) there was no time to eat later.
2) ___________ (如果发生) an emergency, break the glass and press the button.
3) I can’t understand why I couldn’t do it. ____________ (不管怎样), I’m going to try.
4) You don’t like your job ____________ (如果那样的话), why don’t you leave
5) __________________________ (我们决不应阻止) the students from exploring new ideas.
in case
In case of
In any case
In that case
In no case should we prevent
4. Table manners, however, can differ in different situations.
然而，餐桌礼仪在不同的情况下会有所不同。
differ vi. to be different from something in some way
不同于，不一样，有区别
differ in 在……方面不同
differ from 与……不同
e.g. American English differs from British English in several ways.
The two sisters differ in their interests.
differ v. to disagree with somebody (意见) 有分歧
differ with sb. about / on /over sth.
与某人在某事上持不同意见
e.g. I have to differ with you on that.
different adj. 有差异的；与众不同的；分别的
be different from 与……不同
be different in 在……方面不同
difference n. 差别，差异；意见分歧，不和
【语境应用】根据汉语意思，完成下列句子。
1) 甚至同一棵树的叶子也彼此不同。
Even the leaves of the same tree ____________________.
2) 关于抚养孩子的最佳方法人们看法不一。
Opinions ___________________ the best way to __________________.
3) 这两组人的主要区别是年龄。
The _____________________ the two groups was age.
/ each other
differ from one another
differ on / about / over
bring up children
main difference between
5. Highly recommended!
极力推荐！
recommend v. 1) to say that sth or sb is good, or suggest them for a particular purpose or job 推荐，介绍
recommend sth. to sb. 推荐给某人某物
recommend sb. for ... 推荐某人……
e.g. Can you recommend a movie to me
Who would you recommend for the job
recommend 2) to advise 建议，劝告
recommend doing sth. 建议做某事
recommend that sb. (should) do sth. 建议某人做某事
It’s recommended that … (should) do … 建议……
e.g. Lucia recommended reading the book before seeing the
movie.
I recommend that you (should) think carefully before
you do it.
【语境应用】单句语法填空。
1) I recommend this book ________________ anyone with an interest in chemistry.
2) She was recommended ________________ the post by a colleague.
3) I would strongly recommend ________________ (buy) a bicycle of high quality rather than a cheap one.
4) During his stay in Xi’an, Jerry tried almost all the local foods his friends ________________(recommend).
to
for
buying
had recommended
Think over the food that impressed you most, and try to write a comment about it using the words and expressions you’ve learnt.
Preview the following activities 7—10.
Unit 1
UNIT 1
Food for thought
Modals
To master some modal verbs and use them correctly
To learn something about English table manners
To be able to use adjectives to comment on food
a. … I was able to hold a knife and fork – and chopsticks!
b. But there are still some dishes that Dad dare not try even after many years of marriage to my mother.
c. … Mum and I just have to find a way to get him into the kitchen!
d. … we’d better not eat too much roast food as it may make us suffer from heat inside our bodies, …
e. “You needn’t try it if you don’t want to,” Mum said, …
Look at the sentences from the reading passage. Think and work out the meanings of the words in red.
Now talk about the function of modals. Then match the meanings to the words in red above.
1 be afraid to do something
2 not be necessary to do something
3 give advice to do or not to do something
4 be necessary or give strong advice to do something
5 have the ability to do something
b. dare not
e. needn’t
d. had better
c. have to
a. was able to
情态动词本身具有一定的词义，不能独立作谓语，必须和动词原形一起构成谓语。
常用的情态动词包括can (could), may (might), shall (should), will (would), dare, need, must, had better, used to, have to, ought to等。
本单元主要涉及的情态动词有be able to, dare, have to, had better, need。
情态动词 (Modals)
be able to do sth. 有能力做某事，可用于大多数时态
was / were able to do sth. 过去或当时成功地做了某事
e.g. I will be able to speak Japanese in another few months. 再过几个月，我就能讲日语了。
They were able to escape from the building when the fire broke out.
火灾发生时，他们设法从那栋建筑里逃了出去。
be able to & can
can be able to
只有现在式、过去式 各种形式
表示“自身具有的能力” 多指“后天努力所获得的能力；”“将来的能力(will be able to)”
could do sth = had the ability to do sth was / were able to do sth
= managed to do sth
二者都表示“能力”，可以互换使用，但也有细微区别：
She could play the piano when she was only six.
He was able to translate the article without a dictionary.
As I have got enough money, I can / am able to help her.
Can you go and see the movie with me tomorrow
More importantly, equipped with an intelligent computer brain, they will be able to freely communicate with you.
2) dare & need
A. dare 作情态动词时，主要用于否定句、疑问句和条件从句中，一般不用在肯定句中。
e.g. How dare you say I’m unfair
你怎么敢说我不公平？
B. need 作情态动词时，用于否定句或疑问句中，在肯定句中一般用must, have to, ought to 或should代替。
e.g. You needn’t come so early.
你不用这么早来。
C. dare实义动词，有时态、人称和数的变化。
在肯定句中，dare to do sth；
在否定句和疑问句中，“to”可以省略。
e.g. I dare to swim across this river.
我敢游过河去。
He does not dare (to) answer.
他不敢回答。
D. need 作实义动词，有人称和数的变化；
sb. need(s) to do sth. 某人需要做某事
sth. need (s) doing/to be done 某事/物需要被……
e.g. He needs to earn more to support such a large family.
他需要赚更多的钱来支持这一大家子的生活。
This shirt needs washing.
= This shirt needs to be washed.
这件衬衫该洗了。
以need开头的一般疑问句，否定回答用__________,肯定回答用__________;
以must开头的一般疑问句，肯定回答用__________, 否定回答用___________________。
needn’t
must
must
needn’t/don’t have to
3) have to (不得不) 与must相似，可以互换使用，但have to有各种时态，且强调客观需要，否定式为don’t have to。
e.g. I have to leave because of the bad weather.
因为天气不好，我不得不离开了。
have to & must
have to must
强调客观需要 强调主观看法
有多种时态形式 只有一种形式
don’t have to 不必 mustn’t 禁止
4) had better do sth 最好做某事
用于现在时或将来时，可用于一切人称，没有词形变化。
否定式：had better not do sth
疑问式：把had和not提前
e.g. You’d better sit here and have a rest.
你最好坐在这儿休息一下。
She had better not tell lies any more.
她最好再也别撒谎了。
Hadn’t the doctor better see him
医生是不是去看看他比较好？
had better
Underline the modals in the introduction to an app and talk about their meanings.
If you dare not try a “painful” diet to stay healthy, this new app is the perfect solution – and you needn’t pay for it! The app works by quickly showing photos of different food. All you have to do is select the photos of healthy food. Then you’ll be able to train your brain to select healthy food in real situations. So, if you’re a sugar addict (n. 对……着迷的人) and aren’t able to say no to chocolate or cola, you had better download (v. 下载) it now! Soon, you’ll be filling your cupboards with real healthy food.
be afraid to do sth
not be necessary to do sth
be necessary to do sth
have the ability to do sth
don’t have the ability to do sth
give advice to do sth
While going on your first trip to the UK is exciting, new and different customs can also be confusing. Table manners are no exception. But don’t worry — here are some tips:
You 1. __________ wait until everyone else has been served before you start eating.
Sometimes there are so many knives and forks that you
2. __________ pick them up in case (以防万一) you get it wrong. The trick is to start with the ones on the outside.
Complete the tips for good table manners (餐桌礼仪) with the correct form of the modals in Activity 1.
have to
dare not
When you finish your meal, you 3. __________ place the knife and fork together on your plate with the handles at the four o’clock position.
had better
Table manners, however, can differ (v. 不同，有区别) in different situations. For example, you 4. __________ use a knife and fork when eating a hamburger or pizza. Just remember: when in Rome, do as the Romans do, and you will 5. __________ enjoy the local cuisine!
needn’t
be able to
Read and match the comments to the pictures.
1 Backyard BBQ, Kansas City, US
c
adj. 嫩的
The most tender steak I've ever had! The barbecue gives it that famous smoky flavour, and it comes
with a shiny sauce that’s very, very spicy!
56 reviews
Food comments
A bowl of soup with a large, round meatball! The meatball is cooked through, which looked slightly pink inside. Incredibly soft and juicy - it melts in the mouth!
2 Bund 59, Shanghai, China
a
adv. 略微
adv. 非常地
98 reviews
3 Antonio's Pizzeria, London, UK
Worst pizza ever! I ordered a large vegetarian pizza, but
it was tiny! It was served cold and
came with some sort of sticky sauce
which tasted bitter and smelt really
fishy! The waiter even spilled some
beer on me!
d
adj. 蔬菜的
adj. 苦的
86 reviews
4 Madame Laurent’s Bakery, Paris, France
You’ve got to try the strawberry cheesecake. It’s smooth and creamy with fresh strawberries, which give it a lovely sweet and fruity taste. Highly recommended!
b
n. 面包店
adj. 似奶油的
v. 推荐
95 reviews
Underline the words that describe food in Activity 4 and put them into the table.
Appearance Smell Taste Feel
shiny, large
round, pink
tiny, fresh
fishy
smoky, spicy
bitter, sweet
fruity
tender, soft, juicy, cold sticky, smooth, creamy
Appearance Smell Taste Feel
transparent
(透明的)
burnt
bright
colourful
thick
stinky (有臭味的)
fragrant (香的)
pungent (刺鼻的)
sour
hot
tasty
raw
salty
greasy (油腻的)
crispy (酥脆的)
hard
chewy/rubbery (耐嚼的)
Add any more you can think of.
Talk about your favourite food using the words you have learnt.
A: What’s your favourite food
B: My favourite food is …
A: How does it look /smell / taste / feel
B: It looks / smells / taste / feels …
1. Now talk about the function of modals.
现在谈谈情态动词的功能。
function n. the purpose that sth has (事物的)作用，功能
perform / fulfil a function 发挥功能；履行职责
e.g. This room may be used for weddings and other functions.
Bridges perform the function of providing access across water.
function vi. to work in the correct way
运转；起……的作用（常与as连用）
function as 起……作用 (不能用于被动语态)
function well / normally 运转良好/ 正常
e.g. The television was functioning normally until yesterday.
The sofa can also function as a bed.
【语境应用】单句语法填空。
1) Compared to the traditional ones, they have three new unique ___________ (function).
2) We have a spare bedroom that also functions ___________ a study.
functions
as
addict n. ① a person who is unable to stop using or doing something as a habit, especially something harmful 上瘾者，瘾君子
② sb who is very interested in sth 入迷的人
2. So, if you’re a sugar addict and aren’t able to say no to chocolate or cola, you had better download it now.
因此，如果你是一个嗜糖如命的人 ，对巧克力和可乐没有抵抗力，你最好下载它。
e.g. I can’t believe that famous singer is such a drug addict.
My nephew is a video game addict.
e.g. Morris addicted himself to rock music.
addict v. to cause (someone or oneself) to become dependent (on something, especially a narcotic drug) 使上瘾，使入迷
addicted adj. (人)上瘾的；对……着迷的
addictive adj. (药物等)使人上瘾的；使人入迷的
addiction n. 瘾；入迷，嗜好
【语境应用】单句语法填空。
1) What he is worried about is that his son has been addicted to _________ (play) computer games.
2) These nuts are _________ (addict) – I can’t stop eating them.
3) He’s _________ (addict) to coffee and cannot do anything in the morning until he’s had some.
4) Smoking is a harmful habit and makes people _________ (addict) once they start doing it.
playing
addictive
addicted
addicted
3. Sometimes there are so many knives and forks that you dare
not pick them up in case you get it wrong.
in case 以防万一
e.g. I shall stay in the hotel all day in case there is news of Harry.
in case 如果，假如
e.g. In case I’m late, start without me.
in case后常接一般现在时、一般过去时或should。
e.g. Write it down in case you forget. (不说in case you will forget)
Here’s a contact number, in case there should (不说will / would) be a problem.
in case of 以防，万一，其后常跟名词。
in this/that case 既然这样/那样；如果这样/那样的话
in any case 不管怎样
in no case 决不(位于句首时，句子用部分倒装)
as is often the case (with) (对……)是常有的事
【语境应用】完成句子。
1) I had a snack __________ (以防) there was no time to eat later.
2) ___________ (如果发生) an emergency, break the glass and press the button.
3) I can’t understand why I couldn’t do it. ____________ (不管怎样), I’m going to try.
4) You don’t like your job ____________ (如果那样的话), why don’t you leave
5) __________________________ (我们决不应阻止) the students from exploring new ideas.
in case
In case of
In any case
In that case
In no case should we prevent
4. Table manners, however, can differ in different situations.
然而，餐桌礼仪在不同的情况下会有所不同。
differ vi. to be different from something in some way
不同于，不一样，有区别
differ in 在……方面不同
differ from 与……不同
e.g. American English differs from British English in several ways.
The two sisters differ in their interests.
differ v. to disagree with somebody (意见) 有分歧
differ with sb. about / on /over sth.
与某人在某事上持不同意见
e.g. I have to differ with you on that.
different adj. 有差异的；与众不同的；分别的
be different from 与……不同
be different in 在……方面不同
difference n. 差别，差异；意见分歧，不和
【语境应用】根据汉语意思，完成下列句子。
1) 甚至同一棵树的叶子也彼此不同。
Even the leaves of the same tree ____________________.
2) 关于抚养孩子的最佳方法人们看法不一。
Opinions ___________________ the best way to __________________.
3) 这两组人的主要区别是年龄。
The _____________________ the two groups was age.
/ each other
differ from one another
differ on / about / over
bring up children
main difference between
5. Highly recommended!
极力推荐！
recommend v. 1) to say that sth or sb is good, or suggest them for a particular purpose or job 推荐，介绍
recommend sth. to sb. 推荐给某人某物
recommend sb. for ... 推荐某人……
e.g. Can you recommend a movie to me
Who would you recommend for the job
recommend 2) to advise 建议，劝告
recommend doing sth. 建议做某事
recommend that sb. (should) do sth. 建议某人做某事
It’s recommended that … (should) do … 建议……
e.g. Lucia recommended reading the book before seeing the
movie.
I recommend that you (should) think carefully before
you do it.
【语境应用】单句语法填空。
1) I recommend this book ________________ anyone with an interest in chemistry.
2) She was recommended ________________ the post by a colleague.
3) I would strongly recommend ________________ (buy) a bicycle of high quality rather than a cheap one.
4) During his stay in Xi’an, Jerry tried almost all the local foods his friends ________________(recommend).
to
for
buying
had recommended
Think over the food that impressed you most, and try to write a comment about it using the words and expressions you’ve learnt.
Preview the following activities 7—10.