资源简介

(共24张PPT)
Unit 1 Food for thought
【Grammar 】
Look at the sentences from the reading passage. Pay attention to the words in bold.
01
I was able to hold a knife and fork—and chopsticks!
But there are still some dishes that Dad dare not try even after many years of marriage to my mother.
Mum and I just have to find a way to get him into the kitchen.
We’d better not eat too much roast food as it may make us suffer from heat inside our bodies.
“You needn’t try it if you don’t want to,” Mum said.
Modals
a. be able to
b. dare not
c. have to
d. had better
e. needn’t
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
Match the meanings to the words.
Modals
动词
Look at the sentences from the reading passage. Pay attention to the words in bold.
01
动词的分类
Look at the sentences from the reading passage. Pay attention to the words in bold.
01
动词的分类
情态动词
modals
没有人称、数的变化
必须和其他动词一起构成谓语
用来表示态度、愿望、推测
情态动词 现在 can may must need dare had better (not)
过去 could might / / / /
be able to have to
情态动词的选择
01
通过努力
客观
shall
should
ought to
will
would
情态动词的定义
01
情态动词_______独立作谓语，只能和_________一起构成谓语，没有数的变化，具有助动词功能。
不能
动词原形
我必须要多喝热水。I_____drink more hot water.
我能做到。
I_____do it.
禁止在这里吸烟。
You______smoke here.
他今天不需要工作。
He______work today.
我应该完成作业。
I_____do homework.
我可以进来吗？
_____I come in
must
can
mustn’t
needn’t
should
May
情态动词 (Modal verb)
Look at the sentences from the reading passage. Pay attention to the words in bold.
01
情态动词之歌
be able to do sth = can do sth 能够做某事
I will be able to speak Japanese in another few months.
再过几个月，我就能讲日语了。
be able to
have to ：（客观）不得不
must :（主观）必须
因为天气不好，我不得不离开了。
I have to leave because of the bad weather.
have to
had better do sth : 最好做某事
had better not do sth: 最好不做某事
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。
had better
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 and aren’t able to say no to chocolate or cola, you had better download it now!
Underline the modals and talk about their meanings.
P6
have to
dare not
had better
needn’t/ don’t have to
be able to
P7
Table manners test
Table manners in China
rectangular table长方形桌子
status地位
选择合适的情态动词并用其适当形式填空,每词限用一次。be able to, dare, have to, had better, need1.It is strange that people　 　 　not give their helping hands to those in need.
2.You　 　　not take me into account考虑, as因为 I am not sure whether I shall be able to come. 3.The company was so far away from my dorm that I 　　 　spend much time on the way. spend...doing
4.It’s quite warm today so we　　 　not turn the heating on. 5.Mozart, a great pianist,　 　　play the piano when he was 4 years old.
dare
had better
had to
need
was able to
Background information.
01
Heathy eating
Background information.
01
a cold drink that does not contain alcohol
Background information.
01
fat
chemicals
amount
soft drinks
taste
harmful
complete v.完成
adj. 完全的
view 想法，观点,风景，看 idea
think v. thought
review复习 preview预习
health n.
healthy adj.
unhealthy adj.
Listen again and complete the notes.
01
Harriet: [interrupting] Not a good idea, Janet. Salad with dressing always has a lot of sugar and _fat_, as well as unhealthy _chemicals__. （Salad with dressing）
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_. (fruit juice)
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. (fat-free yoghurt)

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