有一类动词，如deny, admit, apologize, confess, excuse, forget, forgive, recall, regret, remember, thank等动词后接动名词时，其本身的动作一直在动名词的动作之后发生，所以，其后的动名词一般形式和其后的动名词的完成形式都可以表示其动作发生在谓语动词所表示的动作之前。
Upon being questioned he denied writing the article.
Upon being questioned he denied having written the article.
一经询问，他不承认写了这篇文章。
She admitted driving the car without insurance.
She admitted having driven the car without insurance.
她供认驾驶了这辆没保险的轿车。
I admit seeing it.
I admit having seen it.
我承认看到过它。
I apologize for beinglate
I apologize for having beenlate
我为我们的迟到致歉。
Imustconfess toknowing nothing about computers.
Imustconfess tohaving known nothing about computers.
我得承认对电脑一窍不通。
He confessed to being abundle of nerves.
He confessed to having been abundle of nerves.
他承认自己一直神经极度紧张。
Herhusbandconfessed tohaving an affair
Herhusbandconfessed tohaving had an affair
她老公承认有过外遇。
His excuse for forgetting her birthday was that he had lost his diary.
His excuse for having forgotten her birthday was that he had lost his diary.
他辩解释说明由于日记本丢了才忘了她的过生日。
I'll neverforget hearingthis pieceof musicfor the first time.
I'll neverforget having heardthis pieceof musicfor the first time.
我从来不会忘记首次听到这首曲子的情景。
Looking at the crowds out shopping, you could be forgiven for thinking that everyone has plenty of money.
Looking at the crowds out shopping, you could be forgiven for having thought that everyone has plenty of money.
见到大家成群结队地外出购物，难怪你会以为每人都非常富有。
Looking at the figures, you could be forgiven for thinking the recession is already over.
Looking at the figures, you could be forgiven for having thought the recession is already over.
看看这类数字，难怪你会感觉经济衰退已经结束了。
Forgive him for being late.
Forgive him for having been late.
请原谅他的迟到吧。
I can't recall meeting her before.
I can't recall having met her before.
我想不起来以前过去见过她。
He bitterly regretted ever mentioning it.
He bitterly regretted ever having mentioned it.
他很懊悔提起那件事。
I remember reading the newspaper aloud to my father at five.
I remember having read the newspaper aloud to my father at five.
我记得在5岁的时候大声给爸爸读报纸。
I do thank you for doing the job for us.
I do thank you for having done the job for us.
真感谢你为大家做了这件事。
关于这个考试知识点学习融会贯通了本文，你可以一路考到博士都没问题了。
