1 stop to do（停现在做的去做另一件事） stop doing（停止正在做某事）
2 forget to do（忘记去做某事） forget doing（忘记做了某事）
3 remember to do（记得要去做某事） remember doing（记得做过某事）
4 regret to do（遗憾做某事） regret doing（遗憾做了某事）
5 cease to do cease doing
6 try to do（努力做某事） try doing（试着做某事）
7 go on to do（继续去做某事） go on doing（继续做某事）
8 afraid to do（担心做某事） afraid doing（担心正在做的事）
9 interested to do（对做某事感兴趣） interested doing（对正在做的感兴趣）
10 mean to do（打算做某事） mean doing（做某事很有意义）
11 begin/ start to do（开始去做某事） begin/ start doing（开始做某事）
forget doing/to do
forget to do 忘记要去做某事。 (未做)
forget doing 忘记做过某事。 (已做)
The light in the office is stil on. He forgot to turn it off.办公室的灯还在亮着，他忘记关了。(没有做关灯的动作)
He forgot turning the light off.他忘记他已经关了灯了。 ( 已做过关灯的动作)
Don't forget to come tomorrow.别忘了明天来。 (to come动作未做)
remember doing/to do
remember to do 记得去做某事 (未做)
remember doing 记得做过某事 (已做)
Remember to go to the post office after school.记着放学后去趟邮局。
Don't you remember seeing the man before?你不记得以前见过那个人吗？
regret doing/to do
regret to do 对要做的事遗憾。 (未做)
regret doing 对做过的事遗憾、后悔。 (已做)
I regret to have to do this,but I have no choice.我很遗憾必须这样去做，我实在没有办法。
I don't regret telling her what I thought.我不为告诉她我的想法而后悔。
cease doing/to do
cease to do 长时间，甚至永远停做某事。
cease doing 短时停止做某事，以后还会接着做。
That department has ceased to exist forever.那个部门已不复存在。
The girls ceased chatting for a moment when their teacher passed by.姑娘们在老师走过时，停了会聊天。
try doing/to do
try to do 努力，企图做某事。
try doing 试验，试着做某事。
You must try to be more careful.你可要多加小心。
I tried gardening but didn't succeed.我试着种果木花卉，但未成功。
go on doing/to do
go on to do 做了一件事后，接着做另一件事。
go on doing 继续做原来做的事。
After he had finished his maths，he went on to do his physics.做完数学后，他接着去做物理。
Go on doing the other exercise after you have finished this one.作完这个练习后，接着做其他的练习
be afraid doing/to do
be afraid to do 不敢，胆怯去做某事，是主观上的原因不去做，意为“怕”；
be afraid of doing 担心出现doing的状况、结果。doing 是客观上造成的，意为“生怕，恐怕”。
She was afraid to step further in grass because she was afraid of being bitten by a snake.
她生怕被蛇咬着，而不敢在草丛中再走一步。
She was afraid to wake her husband.她不敢去叫醒她丈夫。
She was afraid of waking her husband.她生怕吵醒她丈夫。
be interested doing/to do
interested to do 对做某事感兴趣，想了解某事。
interested in doing 对某种想法感兴趣，doing 通常为想法。
I shall be interested to know what happens.我很想知道发生了什么事。(想了解)
I'm interested in working in Switzerland. Do you have any idea about that
我对在瑞士工作感兴趣。你想过这事吗? (一种想法)
mean doing/to do
mean to do 打算、想
mean doing 意味着
I mean to go,but my father would not allow me to.我想去，但是我父亲不肯让我去。
To raise wage means increasing purchasing power.赠加工资意味着增加购买力。
begin(start) doing/to do
begin / start to do sth
begin / start doing sth.
（1) 谈及一项长期活动或开始一种习惯时，使用doing.
How old were you when you first started playing the piano你几岁时开始弹钢琴？
（2) begin,start用进行时时，后面动词用不定式to do
I was beginning to get angry。我开始生起气来。
（3) 在attempt,intend,begin,start 后接know,understand,realize这类动词时，常用不定式to do。
I begin to understthe truth。
我开始明白真相。
（4) 物作主语时
It began to melt.
。