Unit4 Breaking boundaries-using language课件(22张PPT)

(共22张PPT)
Breaking boundaries
Book 5 Unit 4
B5U4
Using language
Observe the rules
Look at the sentences and answer the questions. Sentences (a) and (c) are from the reading passage.
Activity 1
a But it is vital not to take any chances.
b But not to take any chances is vital.
c It is important to remember that Ebola doesn’t respect national boundaries.
d To remember that Ebola doesn’t respect national boundaries is important.
1 What does “it” refer to in sentences (a) and (c)
2 Why does the author choose to use sentences (a) and (c) instead of (b) and (d)
Observe the rules
Look at the sentences and answer the questions. Sentences (a) and (c) are from the reading passage.
Activity 1
a But it is vital not to take any chances.
b But not to take any chances is vital.
c It is important to remember that Ebola doesn’t respect national boundaries.
d To remember that Ebola doesn’t respect national boundaries is important.
“it” as an empty subject at the beginning of the sentences.
The sentences are kept balanced and the key information of the sentences is emphasised.
Observe the rules
Now look for more sentences with this structure in the reading passage, and summarise its use in your own words.
I felt it was my duty as a doctor to go there and offer my help.
It is so inspiring to have colleagues like Wilton, Maisy and Alfonso, ...
..., it is absolutely essential for us all to collaborate to create a global community with a shared future of peace and prosperity.
Activity 1
it 作为形式主语，所代替的是句子的逻辑主语，并无实际词义。这可以保持句子的结构平衡，避免主语太长，显得头重脚轻。
It as an empty subject
1. 代表不定式
(1) It + be + 形容词 + 不定式
e.g., It is difficult to translate the book.
(2) It + be + 名词 + 不定式
e.g., It was her duty to clean the room.
(3) It + be + 介词短语 + 不定式
e.g., It was against my principle to do that.
(4) It + 及物动词 + 宾语 + 不定式
e.g., It cost 150 yuan to buy the dress.
Exercises
去那里要花费我们三个小时。
It took us three hours to get there.
你为我们考虑那么多，你真是太好了。
It is kind of you to think so much of us.
It as an empty subject
2. 代表动名词
it 代表动名词时，一般以“be + 名词”作谓语，也可以以“be + 形容词”作谓语。
e.g., It is no use doing that.
It is pleasant sitting here.
no use/no good
+ v-ing
It is +
It as an empty subject
3. 代表从句
It + be + ……从句
e.g., It is natural that she knows everything about it.
人们建议推迟会议。
It is suggested that the meeting (should) be put off.
It as an empty subject
Rewrite the underlined parts using it as an empty subject.
Activity 2
It as an empty subject
Rewrite the underlined parts using it as an empty subject.
Activity 2
It is no longer quite so difficult for women and minorities to get roles in American film and television.
It as an empty subject
Rewrite the underlined parts using it as an empty subject.
Activity 2
It is now a more realistic hope for minority actors to become a leading actor in Hollywood.
It is more common than before for women to write and direct Hollywood films.
It as an empty subject
Rewrite the underlined parts using it as an empty subject.
Activity 2
It is seen as acceptable by film studios to cast white actors as Asian characters.
It as an empty subject
Describe the city using the information provided and it as an empty subject.
Activity 3
Beijing today is multicultural. It is not a surprising thing for students to see different skin colours in the same class.
It is possible for people to hear many different languages and dialects.
It is easy for people to find products from all over the world.
It is not difficult for foreigners to settle down and find a job.
It is a common thing for people from different countries to work in the same company.
The global village
Read the passage and answer the questions.
1 What phenomenon does the passage describe
The phenomenon of the “global village” as a result of the promotion of technological and cultural exchange
2 What effect does technology have on cultural exchange
Technology enables us to form close connections with people of completely different cultures and gives us quick and easy access to other cultures and lifestyles.
Activity 5
The global village
Activity 5
使……团结起来；集合
沟通渠道
形成密切联系
了解世界的窗口
更包容的
文化冲击
共同努力
互惠互利
The global village
Complete the letter with the correct form of the expressions in Activity 5.
Activity 6
culture shock
form close connections with
a joint effort
mutual benefits
bring people together
window on the world
be more inclusive
Useful expressions – P41
少数名族；少数群体
占少数；成为少数派
翻译：This is another small but important advance against gender and racial discrimination.
minority n. [C]
be in a/the minority
这是另一个虽小但很重要的在抵制性别和种族歧视上进步。
Useful expressions – P41
The report analysed 200 films _________ (发布；发行) in 2015.
一个现实的希望
翻译：Even now, to cast white actors as Asian characters is seen as as acceptable by film studios.
cast sb (as sb) to choose actors to play the different parts in a film/movie, play, etc.; to choose an actor to play a particular role 分配角色；选派角色
甚至是现在，让白人演员演亚洲人物在很多电影公司看来是可接受的。
a realistic hope
released
朝着正确的方向
in the right direction
Useful expressions – P42
作为……的原因
使……团结起来；集合
沟通渠道
使即时通话成为可能
使……能够做
形成密切联系
了解世界的窗口
给……提供更快更方便的途径
文化交流
更包容的 adj./n.
克服文化冲击
融入；渐渐消失在某物中
共同努力
互惠互利
be largely responsible for
bring people together
channel of communication
make it possible to speak instantly with
enable sb. to do
form close connections with
a window on the world
give sb. quick and easy access to
cultural exchange
be more inclusive; inclusiveness
overcome culture shock
merge into
make a joint effort
mutual benefits
Useful expressions – P42
strike/touch a chord with
对人热情欢迎的
使……成功
做……是很值得的
in person
all over again
to produce an emotion such as sympathy in someone
打动某人心弦，在某人心中引起共鸣
be welcoming adj.
make sth. a success
It is rewarding to do
亲自的；在场的
（从头）再一次