In this advanced English grammar video, we'll talk about the verb "stop" and when you use "stop gerund" and "stop infinitive". So when do you say "I stopped going" and "I stopped to go". The important thing to know is that both "stop gerund" and "stop infinitive" are grammatically correct. However, they're not the same. They're not interchangeable. I stopped going has a completely different meaning compared to "I stopped to go". When you say "I stopped going" the action that follow "stop" ends.