I regret to say the job has been filled. 十分抱歉，那个工作已经有人做了 。
I regret saying what I said. I shouldn’t have said it. 我懊悔讲了我讲的话 。我是不应当这样讲的 。
(2) try 后接不定式表示设法做某事，接动名词表示做某事试试(看有什么效果) 。如：
You shouldn’t try to leave the restaurant without paying. 你不应该试图不付账就离开饭店 。
You really must try to overcome your shyness 你确实需要努力克服你的腼腆 。
(3) mean 后接不定式表示打算(想要)做某事，接动名词表示意味着(要)做某事 。如：
To mean to do something and to actually do something are two different things. 打算做一件事和实际上做一件事完全是两回事 。
If we mean to catch the early bus, that means getting up before five. 要想赶早班车，我们就得在5点钟以前起床 。
(4) stop 后接动名词表示停止做某事，接不定式表示停下正在做的事去做另一事(注意：后接不定式时，不定式不是宾语，而是目的状语) 。如：
He stopped speaking, and there was not a sound in the room. 他停止讲话，房里一点声音也没有了 。
The bus stopped to take on more passengers. 公共汽车停下让乘客上车 。
(5) can\'t help后接动名词表示禁不住去做某事，接不定式表示不能帮助做某事 。如：
She’s a funny girl, but yet you can’t help liking her. 她是一个奇怪的姑娘，但你禁不住会喜欢她 。
The medicine can\'t help to get rid of your cold. 这药不能帮你治好感冒 。(from www.nmet168.com)
(6) go on 后接不定式表示做完某事后接着做另一事，接动名词表示继续做正在做的事 。如：
The minister went on talking for two hours. 部长一连谈了两个小时 。
The minister went on to talk about foreign policy. 部长接着就谈外交政策 。
【专项训练】
01. I mustn’t annoy my boss because I can’t afford ______ my job.
A. losing B. to lose C. to have lost D. having lost
02. We arranged to meet at the cinema at 7.30, but he failed ______.
A. to turn up B. to turn down C. turning up D. turning down
03. I wouldn’t have offered ______ the plants if I’d known there were so many.
A. to water B. watering C. watered D. to have watered
04. Imagine ______ the answer to such an easy question!
A. not to know B. not knowing C. to not know D. not knew
05. They shouldn’t allow ______ here; the street is too narrow.
A. to park B. parked C. being parked D. parking
06. She imagined ______ into the office and ______ everyone what she thought of them.
A. walking, telling B. to walk, to tell C. to walk, telling D. walking, to tell
07. Peter, who had been driving all day, suggested ______ at the next town.
A. to stop B. stopped C. stopping D. having stopped
08. It annoys me when people forget ______ thank you.
A. saying B. having saying C. to say D. to have said
09. I forgot ______ a pen. Can you lend me one?
A. bringing B. to bring C. having brought D. to have brought
10. If you’re writing to your mother, don’t forget ______ something about her coming to stay.
A. to put in B. putting in C. to gave put in D. having put in
11. We regret ______ passengers that the l4.50 train for Cardiff will leave about 37 minutes late.
A. to inform B. informing C. informed D. having informed
12. She stopped ______ about her illness and went on ______ us about all her other problems.
A. talking, telling B. to talk, to tell C. talking, to tell D. to talk, telling
13. He began by ______ us where the island was and went on ______ us about its climate.
A. showing, telling B. to show, to tell C. showing, to tell D. to show, telling
14. — Robert is indeed a wise man.
— Oh, yes. How often I have regretted ______ his advice!

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