stop to do:停下来去做另外一件事情 stop doing:停下正在做的事情 go on to do:继续去做另外一件事情 go on doing:继续做正在做的事情 try to do:尽力去做某事 try doing:尝试去做某事 mean to do:打算做某事 mean doing意味着某事 remember to do:记得要去做事情 remember doing:记得曾经做过某事 forget to do:忘记要去做某事 forget doing 忘记曾经做过某事 regret to do:不得不去做某事 regret doing 后悔曾经做过某事