Bob ran down the road and he fell over.

The thunder roared  while the hobbits hid.

The goblins attacked while Bilbo slept in a cave.

The cart came to a wheezing halt as soon as Gandalf strode into the hobbit hole.

Jim was interested in a idea so he rang his friend.

Owls, who have excellent eyesight ,are nocturnal this means they are active at night.