to laugh - laughed, laughed
to live - lived, lived
to watch - watched, watched
to visit - visited, visited
to travel - traveled, traveled
to start - started, started
to smile - smiled, smiled
to finish - finished, finished
to collect - collected, collected
to work - worked, worked
to clean - cleaned, cleaned
to paint - painted, painted
to laugh - laughed, laughed
to live - lived, lived
to watch - watched, watched
to visit - visited, visited
to travel - traveled, traveled
to start - started, started
to smile - smiled, smiled
to finish - finished, finished
to collect - collected, collected
to work - worked, worked
to clean - cleaned, cleaned
to paint - painted, painted