Gerundi i participi

Gerundi (-ing)
Darrere preposicions, com a subjecte i darrere alguns verbs: 
continue, detest, dislike, enjoy, finish, prefer, recommend, like, love, hate, enjoy, miss, feel like, mind, finish, risk, practise, put off, stop, suggest, can’t help, fancy, admit, deny, give up, imagine, keep (on), put off (postpone), spend time, can’t stand, delay, regret, avoid, consider, involve, go on (=continue) Significat general

Infinitiu (to)
Subjecte (fet concret), darrere adjectius i darrere alguns verbs:

would like, want, choose, learn, (refuse), try, need, decide, hope, arrange, expect, plan, forget, seem, appear, wish, promise, offer, refuse, learn, manage, afford, agree, fail, tend, happen, mean, prepare, pretend, threaten, attempt. Situació o temps en particular

Forget+gerundi=frases negatives x indicar imposibilitat d'oblidar algo del passat
Forget+infinitiu=oblidar-se de fer alguna cosa
Remember+gerundi=recordar alguna cosa qe es va fer en el pasat
Remember+infinitiu=recordar-se de fer alguna cosa en el futur
Regret+gerundi=lamentarte de fer alguna cosa en el pasat
Regret+infinitiu=lamentar allò que es dirà tot seguit
Stop+gerundi=deixar un hàbit
Stop+infinitiu=deixar de fer alguna cosa per fer-ne un altra