G人教版高二英语选修7Uni2 Robot Grammar课件（51张）

课件51张PPT。Unit 2Unit 2
RobotsRevise the Passive Voice (1)
(including the infinitive)1. To revise the passive voice and use it properly
2. To find out the passive infinitive in the reading passage and use it properlyGo over the passive voice… the Chinese part of the river that
is called the Mekong River in other countries. (必修1)
2. For each Olympics, a special village
is built for them to live in, … (必修2)
3. Over time I have been changed quite a lot. (必修2) Look at the following sentences.4. Only athletes who have reached the
agreed standard for their event will be
admitted as competitors. (必修2)
5. Some festivals are held to honour the
dead or to satisfy the ancestors, …
(必修3)
6. When they were served the ice cream,
Yong Hui began to look ill. (必修3) 7. Sometimes celebrations would be held
after hunters had caught animals.
(必修3)
8. She has argued that wild animals
should be left in the wild and not used
for entertainment or advertisements.
(必修4)
9. The water companies were instructed
not to expose people to polluted water
any more. (必修5) 10. I realized that I had been transported
into the future of what was still my
hometown! (必修5)
11. A lot of Tang poetry has been translated
into English. (选修6)
12. And if the doors could be opened
outwards, disabled customers would
be very happy. (选修7)我们不知道或没有必要说明动作的执行者是谁的时候,或强调动作的承受者时。
e.g. Printing was introduced to Europe
from China.
Look! There is nothing here.
Everything has been taken away. 使用被动语态的情况1. My hamburger was eaten by the dog.
2. The toy is made by hand.
3. He will be sent to Africa next week. Look at the sentences and find the rule.The structure: be done 一般现在时：____________________
1) English is spoken by many people.
2) I am asked to get up early everyday.
3) The books are written by Lu Xun.am / is / are + done不同时态的被动语态一般过去时：____________________
These computers were made in our own country.
一般将来时：_____________________
Shall we be asked to attend the opening ceremony?was / were + donewill / shall be + done过去将来时：_____________________
The news would be sent to the
soldier’s mother as soon as it arrived.would be + given现在进行时：________________________　
The machine is being repaired in the
workshop. am / is / are being + done过去进行时：______________________
The feast was being prepared when the birds arrived in the sky.
现在完成时：______________________
Great progress has also been made in culture and education.was / were being +donehave / has been +done过去完成时：_________________
The huge bridge had been damaged before
the World War Ⅱ.
将来完成时：_________________________
The book will have been published by the end of next month.had been + donewill / shall have been + done含有情态动词的动词变成被动语态：
_______________________情态动词 + be + doneThis problem can be solved.
What’s done cannot be undone. 1. 某些感官动词加形容词及少数其他的动
词可以表示被动意义。
cook, smell, taste, wash, write, shut,
prove, sell, read
1) The dish tastes delicious.
2) The theory proved right at last.不可以用被动语态的情况The book is so interesting that it sells well.
sells此处为不及物动词“销售起来; 有销
路”的意思；作及物动词为“卖; 出售”。
This kind of cloth washes well. (耐洗) need + v.-ing 表示“主语承受动词发出的动作”，表示被动意义。
我的车需要修理。
My car needs repairing.
(= to be repaired). beg, equal, fail, hold, possess, fit, become, contain, cost, fit, have, lack, suit等。This new English-Chinese dictionary
cost me ten dollars.3. 某些表示状态或者特征的及物动词没有 被动语态形式。这类动词常见的有：如：战争爆发了。
The war broke out.
The war was broke out.4. 通常只有及物动词（组）才有被动语态，
不及物动词没有。Which one is right? “be + 过去分词”这个结构并不都是被动语态，也可能是系表结构。被动语态与系表结构主要区别是：被动结构表示一个动作，而系表结构表示主语的特点或所处的状态，试比较下面的句子：被动结构与系表结构的区别The enemy was soon surrounded by us.
The house is surrounded by trees.
She was bitten by the dog in the darkness.
I was excited by the news that my husband got promoted.Which one contains the passive voice?在英语中的被动语态使用得比汉语要多，一般说来，当强调动作承受者，不必说出执行者或含糊不清的执行者时，多用被动语态。
被动语态强调动作，系表结构强调状态。1. My father will repair my bike for me.My bike will __________ by my father for me.2. I have found my wallet.My wallet has ___________.3. She told me to wait here for her.I _________ to wait here for her.be repairedbeen foundwas toldFill in the blanks.4. The police will surely arrest the
murderer.
The murderer will surely ___________
by the police.
5. They invited Mr. Green to make a
speech.
Mr. Green __________ to make a
speech.be arrestedwas invited6. You mustn’t take those books out of
the reading-room.
Those books mustn’t ________ out
of the reading-room.be takenRevise the Passive Voice
(Infinitive) English began to be spoken in many
other countries. (必修1)
2. It’s a great responsibility but also a
great honour to be chosen. (必修2)
3. Anyhow their performances were
humorous enough to be copied by
other groups. (必修2)Look at the following sentences.4. Then the rubbish was sent to be buried
or burned, am I right? (必修5)
5. All the information was then ready to
be processed into film negatives. (必修5)
6. It means that more heat energy tends
to be trapped in the atmosphere
causing the global temperature to go up.
(选修6)1. It was going to be tested out by Larry’s wife, Claire.
2. Claire thought it was ridiculous to be
offered sympathy by a robot.
3. How awful to be discovered by her,
Claire thought.
4. But even though Tony had been so
clever, he would have to be rebuilt …Sentences from this unit:不定式由“to + do (动词原形)”构成, 其否定形式是“not to do”, 不定式可以带宾语或状语构成不定式短语, 在句子中作______、_____、_____、_____、_____、_____或 _________。不定式没有人称和数的变化, 但有_____和_____的变化。 独立结构 主语表语宾语宾补定语状语时态不定式被动式的讲与练语态不定式有时态和语态的变化，时态共四种，即一般时、完成时、进行时和完成进行时。语态分为主动语态和被动语态，如下表所示。to doto have doneto be doingto have been doingto be doneto have been done当动词不定式的逻辑主语是动词不定式所表示的动作的执行者时用_____语态；当动词不定式的逻辑主语是动词不定式所表示的动作的承受者时用 _____语态。进行时和完成进行时没有被动语态。主动被动不定式的被动形式有下列用法:(1)作主语
It is an honour for me to be asked
to speak here.形式主语(2)作宾语
She asked to be sent to work in
Hong Kong.(3)构成复合宾语(宾补)
He wanted the letter to be typed at once.
She didn’t like herself to be praised
like that.
(4)构成复合谓语
The books are not allowed to be
taken out of the room.(5) 作定语
Are you going to the meeting to be held
next week?
(6) 作状语
She was too young to be assigned such
work.It is a good thing for him to have been
criticized.
She preferred to have been given heavier work to do. 不定式有时还可以有完成时的被动式，在句中作主语、宾语、定语，或者构成复合宾语、复合谓语等。主语宾语He thought it is an honour to have been
invited to the party.
The book is said to have been translated
into many languages.
She was the first woman to have been elected to such a post. 复合宾语复合谓语定语1. 在there be结构中。
There is a lot of homework to do.
There is no time to lose.不定式的主动形式表示被动2. 在“… be + adj. + to do”结构中。常用的形容词有easy, difficult, hard, impossible, nice, pleasant, light, heavy,
interesting, important, expensive,
cheap, fit, dangerous等。He is hard to convince.
He is impossible to work with.3. 在“too … to …; enough … to …”结构中。
The problem is too difficult to work out.
The house is big enough to live in.4. 在“with + n. + to do”结构中。
With nothing to do, he lay in bed. With so many exercises to do, I can’t
go to the cinema.5. 当不定式的逻辑主语在句中出现时。
I have a letter to type today.
Do you have anything to say?(I是to type的逻辑主语) (you是to say的逻辑主语)6. 一些作表语用的不定式的主动形式表
被动。
I felt I was to blame.不定式的被动式由“to + be + 动词的过去分词”构成。当不定式与其逻辑主语之间是被动关系时，要用不定式的被动式。1. The dishes need ____________.to be washed wash 2. The mail is intended
__________.sendto be sent 4. The house is _________.sellto be sold 3. The wall is expected
_____________.to be paintedpaint 1. She hates _______________ (laugh at)
by her classmates.
2. Tim refused ____________________ (accompany) by his father to school.
3. She struggled ___________________ (understand) by the French visitors. to be accompaniedto be understoodto be laughed atFill in the blanks using the right form of the words.4. These are the issues ______________
(discuss) tomorrow.
5. The new drug is ___________ (test) out
on 500 patients next year.
6. She was very beautiful but she didn’t
like ___________ (envy) by all the girls
she met. to be testedto be enviedto be discussedGo over the grammar. Finish the exercises on P14.