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当不定式的逻辑主语是动作的承受者时,这个不定式要用被动形式。例如:
(1)I am very happy to be thus praised.
受到如此褒奖我非常高兴。
(2)I hope to be promoted. 我希望能被升职。
(3) It is impossible for him to be appointed.
他不可能被任命。(4) To do exercise in the morning seemed to them a
rule never to be broken. 晨练是他们不可打破的惯例。
由上述例句可以看出,当不定式的逻辑主语同句子的主语相同时,不定式的逻辑主语无需表示出来,如(1)、(2)两句;当不定式的逻辑主语同句子的主语不同时,不定式的逻辑主语必须表示出来,如(3)、(4)两句中的"him"和"a
rule"分别为"to be appointed"和"to be
bro-ken"的逻辑主语。
注意:
1.
在有些场合,既可用不定式主动态,也可用不定式被动态,意义没有区别。例如:
This book is not very appropriate to use / to be used as a
textbook. 用这本书作教科书不太合适。
It is very important for the matter to solve / to be
solved on time.及时解决这个问题非常重要。
2.
在下列场合,习惯上用不定式主动态,而不用被动态,尽管不定式的逻辑主语是动作的承受者。例如:
This building is to let. 这栋楼在招租。
You are not to blame for the
accident.你不应该为这次事故受到责备。
Nothing remains to do. 没有留下可做的事情。
二、动名词和现在分词的被动形式当动名词和现在分词的逻辑主语是动作的承受者时,要用被动形式。例如:
(1) The
building being built is to be used as a library.
正在建造中的大厦将被用作图书馆。
(2) Many
inhabitants complain of having been disturbed by the terrible
noises. 很多居民抱怨说曾受到可怕噪音的干扰。
(3) Having been invited to give a lecture, I’ll start
making preparations tomorrow.
在接到做演讲的邀请之后,我明天将着手做准备。
注意:
例(l)不能改为"I want being transferred";例(2)不能改为"Tom
enjoyed to be
flattered";例(3)和例(4)的含义差别不大;例(5)和例(6)含义则不同,前者相当于"I
didn’t forget to do it",后者相当于"I had an image in my memory of
doing it"。
后面只能接不定式allow, permit, encourage, help, expect,
wish, intend, ask, hope, refuse, agree, decide,
etc后面只能接动名词enjoy, anticipate, insist on, think about,
etc后面既能接不定式也能接动名词like, love, hate, remember, forget,
etc
真题演练
请从下列选项中选出最合适的一项完成句子。
1.
I expect all my letters _______ promptly.
A.
to type B. typed C. to be typed D. being typed
2.
I expect him _____ in the picture.
A.
kept B. keeping C. being kept D. to be kept
3. I don’t mind _______ by you.
A. criticized B. being criticized C. to be
criticized
4.
She objects to ______ when she’s reading.
A.
being disturbed B. disturbing C. be disturbed D.
disturb
5.
Will they permit the book ______ out of the
library?
A.
to take B. taken C. to be taken D. being taken
6.
We must not allow the interests of the people
_____.
A.
to violate B. to be violated C. violated D. being
violated
7.
They decided for the power plant _____ later.
A.
to be built B. built C. to build D. being built
8.
I’m worrying about my children ______ astray in the
forest.
A.
to lead B. leading C. to be led D. being led
9. He’d like ____ to make a speech.
A. to invite B. inviting C. to be invited D. being
invited
答案及解析
1.C。句意:我期待着所有的信立刻被打印出来。分析:动词“expect”后应该跟带“to”的不定式,而且动词“type”的逻辑主语“letter”是受动者,因此要用被动结构,故选C。
2.
D。句意:我期待着他和我们一起照这张相。分析:同上,动词“expect”后跟带“to”的不定式,而且动词“keep”的逻辑主语“him”是受动者,因此要用被动结构,故选D。
3.
B。句意:我不介意接受你的批评。分析:动词“mind”后应该跟动名词,而且动词“criticize”与其逻辑主语即句子的主语“I”之间是被动关系,因此要用动名词的被动结构,故选B。
4.
A。句意:她反对在她看书的时候被人打扰。分析:“object
to”中的“to”是介词,所以应该跟动名词作介词宾语,此外,动词“disturb”与其逻辑主语即全句的主语“she”之间是被动关系,因此要用被动结构,
故选A。
5.
C。句意:他们是否允许这本书被带出图书馆?分析:动词“permit”后面应该跟带“to”的不定式,而且动词“take”与其逻辑主语“the
book”之间是被动关系,因此要用被动结构, 故选C。
6.
B。句意:我们决不允许人民的利益受到侵犯。分析:动词“allow”后面的动词形式应该是带“to”的不定式,而且动词“violate”与其逻辑主语“the
interests of the people”之间是被动关系,因此要用被动结构,
故选B。
7.A。句意:他们决定晚一点建造核电站。分析:此句中,动词“decide”后面应接复合宾语“for
somebody / something to do / to be
done”,而且动词“build”与其逻辑主语“the power
plant”之间是被动关系,因此该复合宾语应当使用不定式的被动结构,
故选A。
8.D。句意:我担心我的孩子们在森林中被带迷路了。分析:此句中,动词词组“worry
about”中的“about”是介词,其后面的介词宾语是复合宾语的形式,而且动词“lead”与其逻辑主语“my
children”之间是被动关系,因此要用被动结构, 故选D。
9. C。句意:他愿意受邀做演讲。分析:“would like to do
some-thing”是固定搭配,此外“invite”与其逻辑主语,即全句的主语“he”之间是被动关系,
因此要用被动结构, 故选C。
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