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分词的完成时主动语态为having+done,动名词的完成时态为having+V.ed?难道这两者在这里的动词还有不同要

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分词的完成时主动语态为having+done,动名词的完成时态为having+V.ed?难道这两者在这里的动词还有不同要求吗
动名词与现在分词的区别主要是:
1. 如果-ing形式在句中作表语,那么它可能是现在分词,也可能是动名词.区别方法是:
动名词作定语时,说明被修饰的名词的用途(可以用"use for +动名词"这个结构代替),
它和所修饰的名词在逻辑上没有主谓关系;现在分词作定语时,表示它所修饰的名词的行为
,和它所修饰的名词在逻辑上有主谓关系(可以扩展为定语从句).
E.g.: a sleeping car=a car used for sleeping 一节卧车车厢(sleeping此处为动名词

a sleeping child=a child who is sleeping 一个睡着的孩子(sleeping此处为现在分词

2. 动名词具有名词的性质:
可以和名次一样有冠词或this、some等形容词; E.g.: A knocking at the door was
heard
可以和名次一样有所有格、复数形式;
E.g.: He enjoys reading for reading’s sake, not for scholarship.
He is so busy that I can’t keep track of all his comings and goings.
可以带有所有格已表明动作者. E.g.: Please excuse my coming late.
3. 如果-ing形式在句中作表语,那么它可能是现在分词,也可能是动名词.区别方法是:
如果ing形式相当于一个名词,可以与主语交换位置,它就是动名词.如果-ing形式相当于
形容词,不能与主语交换位置,它就是现在分词.
4. “动名词+名词”和“现在分词+名词”的读音不同,前者的重音在“动名词”上(a
‘sleeping suit),而后者的重音在“名词”上(a sleeping ‘child).
5. 动名词用法的特殊情况
① No+动名词——用于简短的禁令或禁律 E.g.: No smoking.
② There is no+-ing(…是不可能的)= It is impossible to ~ = No one can ~
(or We cannot ~)
E.g.: There is no telling when lasting peace will come. (谁也不知道永久的和平何
时到来)
③ Never (or not) … without + -ing (每次…都…)= whenever
E.g.: He never comes without bringing some present.
④ It goes without saying that (…是不用说的)= It is needless to say that
E.g.: It goes without saying that no animal can live without breathing.
⑤ Do+动名词(做需要若干时间或一再重复的事情)——动名词之前都由the、所有
格或some/a little/ much/ a lot of 之类的形容词.
E.g.: Do you do much fishing?
⑥ On (or upon) +-ing (当…,一…就…)=when (or as soon as) +S. + V.
⑦ Of one’s own = -ing (自己…的)=-ed by oneself
E.g.: He showed me a picture of his own painting.
⑧ Make a point of –ing (必定,重视)= make it a point to ~
E.g.: He makes a point of calling on me on New Year’s Day.
⑨ Be on (or upon) the point of –ing (正要)= be just about to ~
6. 如果-ing形式在句中充当状语和补语,那么它一定是现在分词.
如果-ing形式在句中充当主语、宾语、同位语,那么它一定是动名词.

现在分词和动名词形式上相同,但语法作用不同.
现在分词起形容词作用,作定语、宾语补足语、表语和状语;
而动名词起名词作用,作主语、宾语、定语和表语.
1.现在分词与动名词作定语的判断
(1)v-ing 同它所修饰的名词之间没有逻辑上的主谓关系,不表示名词本身的动作、行为,通常表示被修饰名词的用途时,v-ing为动名词:如:
a swimming pool一个游泳池; a walking stick一根拐棍
(2) v-ing 同它修饰的名词之间有逻辑上的主谓关系,表示名词本身的动作、行为时,v-ing 为现在分词.单个现在分词作前置定语,现在分词短语则作后置定语.如:
The boy sitting 0n the sofa is a classmate of mine.
沙发上坐着的那个男孩是我的一个同学.
a speaking boy = a boy who is speaking
一个说话的男孩;
2.现在分词和动名词在复合结构中的判断
(1)在“名词所有格或物主代词+v-ing”的复合结构中,v-ing 的(逻辑)主语为名词的所有格或物主代词,此时为动名词.如:Do you mind Jack's playing with your son here?
你介意杰克和你儿子在这里玩吗?
Do you mind my smoking here?
你介意我在这里抽烟吗?
(2)在“名词或人称代词宾格+v-ing”的复合结构中,v-ing 的逻辑主语为名词或代词的宾格时,它一般被判断为现在分词.
如:I can hear students reading English on the campus every morning.
每天早晨我经常能够听到学生们在校园里读英语.
I saw them shaking hands warmly when I got off the train.
当我下了火车后,我见到他们亲切地握手.
3.v-ing 作表语,是现在分词还是动名词的判断
1)在“主语+系动词+ v-ing”结构中,如果表语与主语是处于同等的位置,即主语与表语可以互换位置而意思不变时,v-ing 为动名词.如:
Her job is looking after the children = Looking after the children is her job.
她的工作是看小孩儿.
(2)当主语表示某人、某事物或各种各样的情况,而表语又是补充说明主语的特征,其前可以加上very,quite等词来修饰时,v-ing为现在分词.
如:What he said is very (quite) inspiring.他所说的话很鼓舞人.
The music is very exciting. 音乐很令人兴奋.
(3)在“主语+系动词(如:look,become,get,feel,keep,seem,sound,remain,etc.)+ v-ing”结构中,v-ing 为现在分词.
如:The story sounds moving. 这个故事听起来很动人.
简单地说:
现在分词与动名词,形态上完全相同,都是动词以ing结尾,但两者有一个最本质的区别,那就是现在分词是形容词,而动名词是名词,因此在一个句子中,凡是可以放形容词的地方,都可以放现在分词,凡是可以放名词的地方,都可以放动名词,你只要记住这一点就可以了.