人教版（2019）选择性必修 第三册Unit 1 Art Discovering useful structures课件(共19张PPT)

(共19张PPT)
Unit 1 Art
-discover useful structures
Escape from the British Museum
The jade teapot needs our help! We need to finish some tasks to help her come back to China!
discover useful structures
Observe grammar
Explore grammar
Internalize grammar
Apply grammar
Task 1 Observe grammar
1.Our goal is to display the Chinese artistic genius from ancient times.
2.Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries.
3.During the Middle Ages, the purpose of Western art was to teach people about Christianity.
4.In this work, Monet’s aim was to convey the light and movement in the scene.
5.What they attempted to do was no longer show reality, but instead to ask the question, “What is art ”
infinitives ----predictive
Task 2 Explore grammar
Match the sentence halves and underline the nouns or clauses used as the subject in each sentence.
Explore grammar
1.To go there at this hour was to risk one’s life.
2.For a humble person, one of the hardest things might be to criticise other people.
3.All he wanted after a tiring day was to be left alone.
4.When you are faced with a serious dicision, my suggestion is to listen to your own inner voice.
5.What the survivors attempted to do was to build a memorial to the heroes who saved their lives.
Read the sentences and try to find out their structures.
Explore grammar
1.To go there at this hour was to risk one’s life.
To ask hime such questions is to irritate hims.
To see is to believe.
To hear is to obey.
Tip 1:当句子的主语是___________时，系动词后可接不定式作表语，用于解释主语所描述的________或说明该行为带来的________。
不定式
行为
结果
Explore grammar
Tip 2:当不定式作表语时，能够担当句子主语的名词比较有限，大多用于表示某种情形或状况，包括advice, aim, ambition, custom, business, desire, difficulty, duty, experience, habit, happiness, hope, idea, intention, job, method, plan, principle, problem, purpose, reason, risk, role, task, thing, wish等。
2.For a humble person, one of the hardest things might be to criticise other people.
4.When you are faced with a serious dicision, my suggestion is to listen to your own inner voice.
Explore grammar
Tip 2:当不定式作表语时，能够担当句子主语的名词比较有限，大多用于表示某种情形或状况，包括advice, aim, ambition, custom, business, desire, difficulty, duty, experience, habit, happiness, hope, idea, intention, job, method, plan, principle, problem, purpose, reason, risk, role, task, thing, wish等。
The problem was how to begin.
有时根据表达的需要，在作表语的不定式前，还可添加疑问代词或疑问副词，包括what, who, how, when, where等。
Explore grammar
3.All he wanted after a tiring day was to be left alone.
The least I can expect is to have this day all to myself.
Tip 3:当主句包含____________且其先行词为代词_______或形容词最高级形式__________________时，其后可接“系动词+不定式”作句子的表语。
定语从句
all
the most, the least
Explore grammar
5.What the survivors attempted to do was to build a memorial to the heroes who saved their lives.
What I want to do now is (to) have a rest.
Tip 4:当不定式作表语时，句子的主语还可以是__________ 引导的___________。
what
主语从句
当主语部分有实义动词do或者do的某种形式时，不定式作表语时可以省略to。
eg. All I could do now is (to) keep silent.
Explore grammar
1. The man’s job is to paint the wall.
2. The man’s job is painting walls.
Tip 5:不定式作表语强调的是一次性、具体的、将要发生的动作；动名词作表语强调的是一般性、抽象的、经常发生的动作。
这位男士的工作是粉刷这些墙。（表示一次性的、具体的、目前要做的事情。）
这位男士的工作是粉刷墙。（表示经常性的日常工作）
summary
Tip 1:当句子的主语是不定式时，系动词后可接不定式作表语，用于解释主语所描述的行为或说明该行为带来的结果。
Tip 2:当不定式作表语时，能够担当句子主语的名词比较有限，大多用于表示某种情形或状况
Tip 3:当主句包含定语从句且其先行词为代词all或形容词最高级形式the most, the least时，其后可接“系动词+不定式”作句子的表语。
Tip 4:当不定式作表语时，句子的主语还可以是what引导的主语从句。
不定式作表语
（一次性的、具体的、将要发生的动作）
Task 3 Internalize grammar
1. Another way of setting realistic goals is ___________
(analyze) your short and long term objectives, keeping
in mind your beliefs, values and strengths.
2.In 1963, the UN set up the World Food Programme,
one of whose purposes is _______________(relieve)
worldwide starvation.
3.All we have to do is ___________(push) the button.
4.Officials believe that more than one person may be
____________(blame) for the fire.
5.My deskmate showed no anxiety in face of the
competition; she seemed ________________(prepare)
for it pretty well.
to analyze
to relieve
(to) push
to blame
to have prepared
Complete the sentences and translate.
Internalize grammar-句型转换(P62)
1.If you really want to learn driving, going to a driving school might be the best choice. (My advice is...)
-If you really want to learn driving, my advice is to go to a driving school.
2. He bought the computer just because he would rather work at home than go to the office.(The reason that...)
The reason that he bought the computer was to work at home rather than go to the office.
Internalize grammar-句型转换(P62)
3.Doing deep breathing exercises for ten minutes can make you feel more relaxed. (A good way to relax is...)
A good way to relax is to do deep breathing exercises for ten minutes.
4.This year I hope I can achieve my goal of performing a flute solo at the school’s art festival.(My goal this year is...)
My goal this year is to perform a flute solo at the school’s art festival.
5.With his car stuck in the snow, he could do nothing but wait for help to arrive. (..., all he could do was)
With his car stuck in the snow, all he could do was wait for help to arrive.
Task 4 Apply grammar
1.What’s your biggest dream/ambition in life
2.How are you going to make your dream come true
3.How are you going to achieve your goal
4.Do you have any plans
5.What might be difficult for you
6.How are you going to deal with...
Discuss with your group members and share your dream or ambition with us.
My biggest dream/ambition in life is to...
I think all I have to do is...
My plan is to...
I think one of the hardest thing might be...
I guess the best way to...is...
We did it! Let’s see what the jade teapot wants to do.
The dream of all Chinese is to get our treasures back.
Thanks for your listening!