forget，go on，mean，regret，remember，stop，try等
Stop to do 停下来去做 stop doing 停止做
Forget to do 忘记要做 forget doing 忘记做过
Remember to do 记得要做 remember doing 记得做过
Regret to do 遗憾要做 regret doing 后悔做过
Try to do 企图做，尽力做 try doing 试着做
Go on to do 继续做(另一件事) go on doing 继续做(同一件事)
Mean to do 打算做 mean doing 意味做
