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动词不定式例句
很简单,to
+
动词原形
就是动词不定式。其中to叫做动词不定式符号,有时可以省略。
动词不定式除了不可以做谓语动词外,几乎其他句子成分都可以做。试看下面几个例子:
1.
i
want
to
have
some
coffee.
这个句子中to
have
some
coffee这个动词不定式是做want的宾语
2.to
learn
english
well
is
not
easy.该句中
动词不定式
to
learn
english
well
是做主语,不过这个句子通常会借助形式主语it,而把真正的主语to
learn
english
well放到后面去,变成常见句型:it
is
not
easy
to
learn
english
well.
3.
i
made
him
cry.
其中cry
是省略了不定式符号to
的动词不定式,做的是him这个宾语的补足语。
4.
i
want
something
to
drink.
这个句子中动词不定式to
drink
做的是something的定语,something
to
drink意思是一些喝的东西
动词不定式做主语补足语的句式结构及例句英语
sth/sb
be
said
/
reported
/
thought
/
believed
/
known
/
supposed
+
to
do
sth.
在不定式做宾补的结构中,把它变成被动语态中,宾补就做成主补
I
wish
you
to
study
English
well.(宾补)
You
are
wished
to
study
English.(主补)
The
doctor
warned
you
not
to
eat
too
much
meat.
(宾补)
You
were
warned
not
to
eat
too
much
meat.(主补)
2.make
/hear/see/observe
/watch
sb
do
sth
感官动词和使役动词
用省略to的不定式作宾补,变成被动语态是
不定式变成主补,to恢复
I
heard
someone
come
up
the
stairs.(宾补)
Someone
was
heard
to
come
up
stairs..(主补)
He
always
makes
me
cry..(宾补)
I
am
always
made
to
cry..(主补)
动词不定式做宾补例句英语
1、Mother got me to go the shop and buy some salt. 妈妈让我去商店买些食盐。 “to go the shop and buy some salt”为宾语补足语;
2、The teacher wants us all to become good pupils.老师希望我们成为好学生。 “ to become good pupils”为宾语补足语;
以下动词后,只能跟不定式作宾语
afford (付得起),agree(同意),aim(力求做到),appear(显得),arrange(安排),ask(要求),attempt (试图),care(想要),choose(决定),claim(声称),condescend(屈尊),consent(准许),decide(决定),demand(要求),determine(决心)。
endeavor(竭力),expect(期待),fail(未履行),help(帮助),hesitate(犹豫),hope(希望),learn(学会),manage(设法),neglect(疏忽),offer(主动提出),plan(计划),prepare(准备),pretend(假装),proceed(接着做),promise(答应)。
动词不定式做主语补足语的例句
不仅仅动词不定式可以做主语,动名词短语同样可以充当主语。例如:
动名词短语做主语,Walking on the snow is a funny thing.在雪上散步是一件美事,Flying a kite in spring is relaxing.在春季里放风筝可以让人感到放松。这些名词短语做主语有共同点,都在做主语的时候 谓语动词用单数形式,is或does三单形式。
不定式通常也可以做主语,To be clam in danger is very important/significant.在困境中保持冷静是重要的,To win the game is possible.赢得比赛是可能。
不定式和动名词短语还有特殊用法:不定式可以做后置定语,也可以表示某一动作所想达到的目地:I have some work to finish我有一些尚待完成的工作I get up early to arrive there on time我起床很早是为了准时到达目的地;
动名词通常可以作为非谓语修饰前名词,也可以做前置的定语表示一种状态或特殊含义。He standing in the street is my uncle站在街边的他是我的叔叔The growing crown is nice正在生长的庄稼发展得很好,Hearing the news ,he is very excited听到这个消息,他很兴奋。
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