外研版（2019）必修 第二册Unit 2 Let's celebrate! Using language精品课件(共32张PPT)

(共32张PPT)
Using language
UNIT TWO
Let’s celebrate!
Learning Aims
To deal with the grammar of this unit—Modals.
To do some necessary practice about the grammar.
To read and discuss Lantern Festival Celebrations.
To do the listening practice about a festival invitation.
Part One
Grammar
Lead-in
That is why Letters from Father Christmas could be the perfect
book…
2. The children must have been very excited as they opened it.
3. …they might not receive their presents if they were not good.
Look at the sentences and answer the questions.
Lead-in
What does could in sentence 1 indicate
What does must in sentence 2 indicate
What does might in sentence 3 indicate
The speaker is not sure about the statement.
The speaker is quite sure about the statement.
The speaker is not sure about the statement.
Grammar
(1) 表示能力，can表示现在的能力，could表示过去的能力。
(2) can/could“可能”，表示猜测，一般用于疑问句和否定句。
(3) can可以表示理论上的可能性，意为“有时会……”。
(4) 表示请求、允许(表请求时，口语中常用could代替can使语气更委婉，回答时用can)。
(5) 表示惊异、怀疑、不相信的态度(主要用于否定句、疑问句或感叹句中)。
(6) could have done表示“本来有可能做某事而事实上未做到”。
can/could 的基本用法
判断下列句子中can/could的含义
1. How could you be so careless
2. Someone is knocking at the door. Who could it be
3. She is generally nice but can be very annoying sometimes.
4. Could I come to see you tomorrow
5. I could have come on time，but my car broke down.
6. Can he be in the classroom now
7. I couldn’t play football when I was young.
表示惊异、怀疑、不相信的态度
表示猜测
表示理论上的可能性
表示请求、允许
本来有可能做某事
而事实上未做到
表示猜测
表示能力
Grammar
Her mother can speak French. （自身具备的能力）
There was a big fire but luckily everyone was able to escape.（经过努力成功做到）
can, be able to表示“能力”时的区别:
can 用于指现在, 常表示自身具有的能力
be able to 用于各种时态, 表示经过努力后所具有的能力
Grammar
can的特殊用法：
can but 只好；
can’t but 不得不；
can’t...too 再……也不为过，越……越好
I can but wait. 我只好等了。
I can’t but wait.我不得不等。
You can’t be too careful when crossing the street.
过马路时你再怎么小心也不过分。
Grammar
(1)表示允许、请求，might比may的语气更委婉一些。
(2)表示可能性时，might比may的可能性小，may表示的可能性比can小(主要用于陈述句、肯定或否定句，疑问句用can代替)。
(3)may/might have done表示“过去可能发生过某事”。
(4)may/might as well 最好还是……，不妨
(5)may/might well 很可能
(6)表示祝愿。
may/might 的基本用法
Grammar
判断下列句子中may/might的含义
Grammar
1. It may/might rain this afternoon; take an umbrella just in case.
2. May I borrow your dictionary
3. Since you have got a chance, you might as well make good use of it.
4. May you have many happy returns of the day.
5. He may well be late for class.
6. You may keep the book for two weeks.
7. I might have given him more help，but I was so busy.
表示可能性
表示允许
表示请求
最好还是…
表示祝愿
很可能
过去可能发生过某事
must的基本用法
(1) must表示命令或强烈的建议, 意为“必须”。
(2) 表示十分肯定的推测, 意为“一定; 准是”。
(3) 表示说话人的一种态度, 意为“偏要; 硬要; 偏偏”。
(4) must not表示禁止, 意思是“不许”“不准”“不可以”等。
(5) 回答must问句时, 肯定回答多用must; 否定回答多用needn’t或don’t have to。
(6) must have done表示“一定是做过某事”。
Grammar
判断下列句子中must的含义
Grammar
1. Must you play the piano at such a late time
2. You must obey the school rules as a student.
3. The light is on. They must be at home.
4. He wore a big smile; he must have passed the exam.
5. You mustn’t play football in the busy street.
表示命令或强烈的建议
表示十分肯定的推测
偏要; 硬要; 偏偏
一定是做过某事
不许; 不准; 不可以
Rewrite the underlined sentences in the conversation using can/could, may/might and must.
You must be tired now!
It may/might/could be him.
That must be Lucy.
That can’t be Lucy.
They may/might/could be from our school.
Grammar
Look at the picture and make as many sentences as possible using can/could, may/might and must.
Black Friday is one of the
busiest shopping days of
the year. Stores have big
sales and open their doors very early.
Grammar
The woman in red must be very excited to buy so many things.
The man with a wallet in his hand might be a bit unwilling to pay.
The woman with glasses may be very tired to get up so early and carry so many things.
The cashier might be feeling uncomfortable as he is sweating a lot.
……
Grammar
Lily: ______________ I borrow the book
Librarian: Of course, you ____.
Lily: How long ____I keep it
Librarian: You ____keep it for two weeks.
Lily: _____I return it on time
Librarian: Yes, you _____. If not, you ____be fined.
can
can
can
Can/Could/May
Must
must
may
用can/could/may/might/must填空
Grammar
Part Two
Comprehension
________ v. 表明，显示→ __________ n. 表明，显示
2. _________ n. 请求，要求
3. ________ adj. 花哨的，别致的
4. _______ n. （尤指青年）男子
5. ______ v. 挥手，招手
6. ________ n. 灯笼
7. ________ n.（饭后的）甜食，甜品，甜点
indicate
indication
request
fancy
guy
wave
lantern
Words
dessert
9. ________ n. 烟火，烟花
10. _________ v. 装饰，布置，美化→ __________ n. 装饰，布置，美化
11. _______ n. 谜，谜语
12. ____________ n. 比赛，竞赛→ _________ v. 竞争，比赛
13. _______ adj. 正式的 → ________ adj. 非正式的
14. ______ n. 东道主，主人 → _______ n. 女主人
firework
decorate
decoration
riddle
competition
compete
formal
informal
host
hostess
8. ________ v. 吸引，引起……的兴趣 → __________ n. 吸引
attract
attraction
Words
__________ 化妆服
2. ______ 挂起，张贴，搭建
3. _____________ 装扮为
4. _____________ 核实，查实，了解清楚
5. ___________ 朝某人挥手
6. ________ 找出，查明
7. _________________ 把……视作……
fancy dress
be dressed as
check out
wave at sb.
do one’s best to do
put up
find out
Phrases
Comprehension
Read and find out the words and expressions about celebrations.
…we offer Western dinners and desserts.
…we prepare Chinese dishes, too.
Read and find out the words and expressions about celebrations.
We do our best to help the traffic police
keep everyone safe.
Comprehension
Comprehension
Read and find out the words and
expressions about celebrations.
I gave my aunt some flowers and a scarf.
I received a red envelope from her.
Read and find out the words and
expressions about celebrations.
..we decorate our windows with balloons
and posters.
We’ll hold a lantern riddles competition, too.
The fireworks will start at 8:00 this evening…
Comprehension
flowers, a scarf,
a red envelope
chocolates,
a dress …
rice balls,
noodles,
dumplings
hold a lantern fair
let off fireworks
hold a lantern
riddles competition
balloons,
posters
banners
flowers
Comprehension
Part Three
Listening
Listening
Listen to the conversation and complete the sentences with the correct ending.
1 Tony would like to _________
2 Hugo wants to find out _________
3 On that day they will _________
a go to Hugo’s apartment to give thanks
b invite Hugo to his apartment to celebrate
Thanksgiving
c what he needs to bring to the party
d what he should sat at the party
e go shopping together and watch the parade
f watch an American football game on TV
b
c
f
Listen and complete
the notes.
Thanksgiving
Thursday
November
apartment
big turkey
apple tie
candies
anything you like
Listening
Pair Work
Are you free…
Would you like to…
It’s celebrated for…on…
You can wear…
You can…if you like…
Yes, I’d love to…
When does…
What’s the origin of…
Do I need to…
Should I bring…with me
Learning to learn
When you are extending or accepting an invitation,
pay special attention to the following information:
the date and time,
what to bring,
where to meet, etc.
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谢
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