外研版 必修四 Module 4 Great Scientists Grammar(30张PPT)

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外研版 必修四 Module 4 Great Scientists Grammar(30张PPT)

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(共30张PPT)
Grammar
The Passive Voice
What can you conclude from the following sentences from the text
1. Rice is also grown in many other countries.
2. Yuan Longping was born and brought up in China.
3. As a boy he was educated in schools and was given a nickname…
4. Researchers were brought in from all over China…
读下面的句子, 总结各种时态被动语态的构成形式。
1. Our teachers are respected by us.
2. He will be beaten by me.
3. Paper was first invented in China.
4. They really have been poorly paid.
5. Production costs had been greatly reduced.
6. A new railway is being built.
7. The roads were being widened.
动词形式 时 态
一般现在时
一般过去时
一般将来时
现在进行时
过去进行时
现在完成时
过去完成时
am, is, are +过去分词
was, were +过去分词
shall, will +be+过去分词
am, is, are +being +过去分词
was, were +being +过去分词
has, have + been +过去分词
had been +过去分词
When will you use passive voice
Look! There’s nothing here. Everything has been taken away.
I was born in 1981.
She is liked by everybody.
He is said to be a good teacher.
You’ll be contacted.
Star War is acted by Harrison Ford.
不知道动作的执行者
不必提出动作的执行者
强调动作的承受者
习惯用法
不确定动作的执行者
行文的需要
1. 每天都有新的问题被处理。
New problems are dealt with every day.
2. 明年将种许多树。
Many trees will be planted next year.
3. 计划将会执行。
The plan would be carried out.
4. 昨天下午这个问题在会上正在被讨论。
The question was being discussed at the meeting yesterday afternoon.
5. 那时收音机刚刚发明。
Radios had just been invented then.
短语动词的被动语态:
That old man was often laughed at.
The doctor has been sent for.
结论:
短语动词在主动结构中是一个不可分割的词组, 在被动结构中也是如此,不可去掉后面的介词或副词。
1. 一定要充分利用时间。
Time must be made good use of.
2. 坏习惯已经被改掉了。
Bad habits have been done away with.
3. 那个计划就要被他们放弃了。
The plan will be given up by them.
4. 孩子将被很好地照顾。
The children will be taken good care of.
1. He must be prevented from going.
2. The plan ought to be put into practice as soon as possible.
结论: 含有情态动词的被动语态的结构为: “情态动词+be+动词过去分词”
改错:
Such things needn’t talked.
Such things needn’t be talked about.
2. The books may kept for two weeks by you.
The books may be kept for two weeks by you.
She heard him sing a song just now.
He was heard to sing a song just now.
结论: 主动句中的宾语如果是不带to的不定式, 在变成被动句中的主语补足语时, to不能省去。
1. I noticed him cross the street.
He was noticed to cross the street.
2. They often help me clean the room.
I am helped to clean the room.
3. We often see her read English in the morning.
She is often seen to read English in the morning.
结论:带双宾语的动词的被动语态的
形式为:由其中一个宾语作主语, 常为表示人的间接宾语。
We gave him some books.
He was given some books.
Some books were given to him.
We elected him our monitor.
He was elected our monitor by us.
We saw him sitting there without doing anything.
He was seen sitting there without doing anything.
结论:带有宾语补足语的动词的被动语态原来的宾语补足语变为主语补足语。
The door was locked by the monitor.
The door was locked.
The composition was written with great care.
The composition is well written.
Look at the following sentences:
结论: 被动语态表示动作, 句子主语是动作对象; 而“连系动词+表语(过去分词)” 表示状态, 其中过去分词相当于形容词, 因此被动语态可以有多种时态, 而“连系动词+表语”中的只有一般时态和完成时态。
1. -----Your job ________open for your
return.
----- Thanks.[2006北京卷]
A. will be kept B. will keep
C. had kept D. had been kept
2. I have to go to work by taxi because my
car _________at the garage.[2006重庆卷]
A. will be repaired B. is repaired
C. is being repaired D. has been repaired
走近高考
3. It is said that the early European
playing-cards _______for entertainment
and education. [2006辽宁卷]
A. were being designed B. have designed
C. have been designed D. were designed
4. Customers are asked to make sure that
they _______ the right change before
leaving the shop.[2006 重庆卷]
A. will give B. have been given
C. have given D. will be given
5. The construction of the two new
railway lines _______ by now.
[2006 陕西卷]
A. had completed
B. have completed
C. have been completed
D. has been completed
6. The water _______ cool when I
jumped into the pool for morning
exercise. [2006 全国卷I]
A. was felt B. is felt C. felt D. feels
7. I feel it is your husband who ______
for the spoiled child.
[2006北京东城区高三模拟]
A. is to blame B. is going to blame
C. is to be blamed D. should blame
8. In a room above the store, where a
party ________, some workers
were busily setting the table. (2006
湖南卷)
A. was to be held B. has been held
C. will be held D. is being held
9. — Do you have any problems if you
_____ this job
— Well, I’m thinking about the
salary ... (湖南2008)
A. offer B. will offer
C. are offered D. will be offered
10. I like these English songs and they
_____ many times on the radio. (安
徽2008)
A. taught B. have taught
C. are taught D. have been taught
11. —What’s that noise
—Oh, I forgot to tell you. The new
machine _____. (浙江2008)
A. was tested B. will be tested
C. is being tested D. has been tested
12. The flowers were so lovely that
they _____ in no time. (2007全国卷I)
A. sold B. had been sold
C. were sold D. would sell
课后小练
用括号内所给单词的适当形式填空。
1. The trees _____________ (plant) in
rows in the field by our class tomorrow.
2. His leg ________ (hurt) when he ____
(fall) from the tree yesterday.
3. The children must _______ (take) good
care of while their teacher is away.
will be planted
was hurt
fell
be taken
4. The hospital ________ (build) a few
years ago. It _______________ (repair) at the moment.
5. Last summer I visited the People’s Great Hall, in which many important meetings ________ (hold) every year.
was built
is being repaired
are held

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