三. 既可接不定式也可接动名词，但含义完全不同的8个动词

　　1. remember to do sth. 记住要做某事(未做)

　　remember doing sth. 记得做过某事(已做)

　　Remember to close the door,please.

　　记着关门.

　　I remember closing the door.

　　我记得关了门了.

　　2. forget to do sth. 忘记去做某事(未做)

　　forget doing sth. 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.

　　He forgot turning the light off.

　　他忘记他已经关了灯了.

　　3. regret to do sth. 遗憾要做某事(未做)

　　regret doing sth. 后悔/抱歉做过某事(已做)

　　I regret to tell you that you can't pass the examination.

　　我很遗憾地通知你你不能通过这次考试.

　　I regret disturbing yo so long.

　　我很抱歉打扰了你那么久.

　　4. try to do sth. 努力做某事

　　try doing sth. 尝试做某事

　　He tries to get the apple above the shelf. But fails to reach i

　　t. After a while ,Brown comes in and try showing his ability.

　　他努力去够架子上的苹果，但是没能够到。过了一会儿，布朗近来尝试表现他的能力。

　　5. mean to do sth. 计划做某事

　　mean doing sth. 意味着做某事

　　I meant to go, but my father would not allow me to.

　　我想去，但是我父亲不肯让我去。

　　Doing that means wasting time.

　　那样做意味着浪费时间。

　　6. can’t help to do sth. 不能帮助做某事

　　can’t help doing sth. 情不自禁做某事

　　I can't help to do such stupid thing.

　　我不能帮着做这样愚蠢的事。

　　The movie is so funny. I can't help laughing!

　　这部电影如此搞笑。我情不自禁地笑了。

　　7. go on to do sth. 继续做另一件事

　　go on doing sth. 继续做同一件事

　　He went on doing his homework in his room after supper.

　　晚饭后他继续在自己的房间里做家庭作业。

　　After finishing his homework,he went on to read the text.

　　写完家庭作业后,他又继续读课文。

　　8. stop to do sth. 停下来去做另一件事

　　stop doing sth. 停下正在做的事情

　　The two girls stopped talking when they saw me.

　　那两个女孩一见到我就停止了讲话。

　　The two girls stopped to talk to me when they saw me.

　　这两个女孩一看到我就停下来和我讲话。