stop + gerund = cease an action (stop doing something)
• I stopped smoking. (I no longer smoke)
• He stopped talking when the teacher entered.
stop + infinitive = pause to do something else
• I stopped to smoke a cigarette. (I paused what I was doing to smoke)
• We stopped to have a break.
📌 REMEMBER
remember + gerund = past memory (remember doing something in the past)
• I remember locking the door. (I have a memory of doing it)
• She remembers meeting him at the party.
remember + infinitive = don't forget to do something (future obligation)
• Remember to lock the door. (Don't forget to do it)
• Please remember to call your mother.
📌 FORGET
forget + gerund = cannot remember a past event
• I'll never forget meeting you. (I will always remember that event)
• He forgot closing the window. (He doesn't remember doing it)
forget + infinitive = fail to do something that should have been done
• Don't forget to call me. (Don't fail to do it)
• I forgot to lock the door. (I didn't do it)
📌 REGRET
regret + gerund = sorry about something in the past
• I regret telling him the truth. (I wish I hadn't)
• She regrets not studying harder.
regret + infinitive = sorry to say (usually bad news)
• I regret to inform you that you failed.
• We regret to announce that the flight is delayed.
📌 TRY
try + gerund = experiment to see if it works (test a method)
• I tried taking aspirin, but I still had a headache.
• If the door won't open, try pushing instead of pulling.
try + infinitive = make an effort (attempt, often difficult)
• I tried to open the window, but it was stuck.
• She tried to finish the race despite her injury.