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(共31张PPT)
Unit 10
You’re supposed to shake hands.
SectionA Grammar Focus-4c
What are you supposed to do when you see an old man fall down
We’re supposed to …
We’re supposed to…
go across the road
Look and say
We’re supposed to…
see an old man fall down
Look and say
What are you supposed to do when you go across the road
We’re supposed to …
What are you supposed to do when you see a thief stealing someone’s wallet
We’re supposed to …
What are you supposed to do when you meet someone for the first time You're supposed to shake hands.
You're not supposed to kiss.
When were you supposed to arrive I was supposed to arrive at 7:00.
Am I supposed to wear jeans No, you're expected to wear a suit and tie.
Is it impolite to keep others waiting？ Yes, it's very impolite to keep others waiting.
Is it important to be on time Yes, it's important to be on time.
Grammar Focus
be supposed to do 应该做 = should do / ought to do
be expected to do 预计做；应该做
It＋be＋adj.＋ to do sth. 句型
(it是形式主语，真正的主语是to do sth.)
______________________arrive half an hour ago.
火车本应在半小时之前到达。
___________________ catch mice. 猫应该逮老鼠。
The train was supposed to
Cats are supposed to
Grammar
What are you supposed to do when you find rubbish everywhere
We’re supposed to …
What are you supposed to do when someone asks you for help
We’re supposed to …
Explanation
be supposed to do sth.
be supposed to的主语是人时，意为“应该……”，用来表示劝告、建议、责任等。to为动词不定式符号，后接动词原形。
如： You’re supposed to return my money today.
拓展1：be supposed to的语意相当于should。如：
You’re supposed to study harder. = You should study harder.
拓展2：be supposed to的主语是事或物时，意为“本该，本应”，用于表示某事本应该发生而没有发生。
The sports meeting was supposed to take place on Tuesday, but we’ve had to put it off because of the heavy rain.
Eplaination
be supposed to do sth.
否定句句式：be supposed to的否定式是在be后加not，即be not supposed to，意为“不应该做某事”，表示命令或禁止。如：
We are not supposed to talk back to our parents.
一般疑问句句式：be supposed to的一般疑问句是把be提至主语前。如：
Am I supposed to get up at 7 o’clock
be supposed to do 应该做 = should do / ought to do
be expected to do 预计做；应该做
It＋be＋adj.＋ to do sth. 句型
(it是形式主语，真正的主语是to do sth.)
It is expected to have a meeting next Friday.
预计下周五将会有一个会议。
They are expected to be here the day after tomorrow.
他们应该后天到这里。
Grammar
It is difficult for him to finish the task within two hours.
It is
adj.
for sb.
to do sth.
It is kind of you to help me.
It is
adj.
of sb.
to do sth.
of sb.的句型常用表示人物的性格，品德
for sb.的句型常用于表示事物的特征
1. It was stupid _____ me to talk in that way to my mother.
2. It is very important _____ us to study English.
3. It was impossible ______ the little boy to carry such a heavy box.
4. It is smart ____ them to make good use of the Internet.
Fill in the blanks with of or for.
of
for
for
of
Complete the sentences with the phrases in the box.
1. When you go aboard, it _____________ bring your passport.
2. After class, students ______________ clean the chalk off the blackboard.
3. If you visit the northern coast of Norway during the winter season, it
_____________ pack warm clothes. .
is important to
are supposed to
is important to
be supposed to
be expected to
be important to
['pɑ sp t]护照
[t k]粉笔
['bl kb d]黑板
['n ( )n] 北方的;北部的
[k st] 海滨
clean..off 把...驉擦干净
['si z( )n]季节
Complete the sentences with the phrases in the box.
4. If there are people in the meeting room,
you__________________________ knock [n k] v.敲 n.敲击声
before entering.
In many eastern European countries, you_____________
_____________ take off your gloves before shaking hands.
are expected to/ are supposed to
are supposed to /
are expected to
be supposed to
be expected to
be important to
take..off 脱下；起飞
['i st( )n]adj.东方的
be supposed to do sth强调客观上有责任/义务作某事。
You are supposed to clean the blackboard, for you are on duty today.
should 强调主观上应该做某事。
You should study hard, for you are a student.
be supposed to do sth. ＆ should的区别
be expected to 的用法
be expected to do sth. 意为“应该做某事”或“被期望做某事”，其表达的主观性比be supposed to do sth. 更强。
We are expected to check the papers carefully to avoid some careless mistakes.
我们应该自己检查试卷来避免一些粗心的错误。
4b Fill in the blanks with the correct forms of the words in brackets.
Each country has different rules about social situations. A traveler ____________________ (not expect; know) all of these, but it is helpful ________(learn) as many of these customs as possible. One of the best ways to be accepted in a foreign country is to try ________________ (understand) how people think. Learning what you _________________ (suppose; do) and __________________ (not suppose; do) in social situations may be difficult, but it is worth the trouble if you want to understand another culture.
is not expected to know
to learn
to understand
are supposed to do
not supposed to do
Make a list of advice for someone coming to your country as an
exchange student for the first time. Work with your group to
give advice about:
★ time ★ what to do for someone’s birthday
★ meeting people ★ visiting someone’s home
★ table manners ★ giving gifts
always on time or little earlier
festival gifts are necessary
call first, and knock at the door
say “Ni Hao” with a smile
giving birthday gifts
older people eating first
Is it impolite to keep others waiting Yes, it’s very impolite to keep others waiting.
Is it important to be on time Yes, it’s important to be on time.
Read the sentences below and find out the same structure.
It is+adj. (+for/of sb.) to do sth.
be supposed to的用法小结
1. be supposed to do sth.意为“应该做某事”，其中to为不定式符号，后跟动词原形，可与should do sth.互换，两者多用于口语中。也可等同于ought to do sth.，但使用较少，多用于正式文体中。
Grammar
2.be supposed to的否定结构为be not supposed to，常用于口语中，意为“不准，不得，不应当”。
e.g. She was not supposed to be angry about that.
她不应当为那件事而生气。
You are not supposed to make so much noise when the child is sleeping.
当孩子睡觉的时候，你不应该这么吵。
It is important for me to study .
It is kind of you to help me.
Let’s think
It’s+adj. +for sb.+to do sth.
It’s+adj.+of sb.+to do sth.
形容词描述________
做某事
形容词描述_______________
人的性格,品质,特征
对某人来说，做某事是......的
你来做......，你真是太.....了.
It’s kind/nice/clever/
foolish of sb. to do....
1.Grammar:①be supposed to do ②be expected to do
③It is + adj.+ to do
2.Words and Expressions: passport, eastern, knock, worth, clean the chalk off the blackboard, northern coast, take off,
Summary
It is+adj. +for sb. to do sth.
It is+adj. +of sb. to do sth.
It is+adj. +for/of sb. to do sth. 的用法
此句型中的形容词为描述事物特征的词, 如
difficult, important, easy, hard, necessary, possible,
dangerous, impossible 等, 是说明动词不定式的。
此句型中的形容词为描述人物品质及性格特征的
词, 如 clever, foolish, good, kind, nice, polite等,
用来说明 of 后的 sb. 。
Fill in the blanks with of or for.
1. It was stupid ________me to talk in that way to my mother.
2. It is very important ________ us to learn English.
3. It was impossible __________the little boy to carry such a heavy box.
4. It is smart _______them to make good use of the Internet.
5.It’s very kind ________you to give me a hand.
of
for
for
of
of
Exercises
1. In winter, there is usually lots of snow in the __________(北方的) areas of our country.
2. You must take your _____________(护照) if you want to travel abroad.
3. Don't forget to ____________(敲) at the door before entering the meeting room.
4. Summer is my favorite ___________(季节). Because I can go swimming with my friends.
一、根据句意及汉语提示写单词。
northern
passport
knock
Exercises
season
二、完成句子。
1.我们应该多读书。
We ____________________ more books.
2. 你不应该把你的自行车放在这里。
You _____________________ your bike here.
are supposed to read
aren’t supposed to put
3.我本应该今天上午完成作业的，但我忘了。
I ________________________ the homework this morning, but I forgot it.
4. Jack被要求每天早上练习英语。
Jack _________________________ English every morning.
was supposed to finish
is expected to practice
Exercises
三、根据汉语意思完成下列句子。
1. 你应该找份兼职工作多赚点钱。
You _____ ___________ _____ find a part time job to make more money.
2. 你应该更努力地学习。
You _______ ___________ __________ study harder.
3. 对我来说，学好化学很困难。
________ hard _______ me ________ _______________ chemistry well.
are supposed to
are expected to
It’s for to learn/study
4. 犯这样的错误你真是太粗心了。
It’s careless _______ you _____ ____________ such mistakes.
5. 人们不应该在公交车上大声讲话。
People ________ ________ __________ ________ speak loudly on the bus.
of to make
are not supposed to

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