attention: "to stop to" is also ok, but then the meaning changes. "To stop to (do something)" means that you give up on what you're doing to do something else, while "To stop doing sth" means to cease an action
You just learned a few sample words from this lesson. This lesson contains more flashcards and is part of the course "Grammatica completa inglese"
.
The course includes a total of 40 Lesson.
Try the course free of charge and without obligations :)