Bob ran down the road before he fell over.

The thunder roared , so the hobbits hid.

Bilbo slept in a cave after the goblins attacked.

Because owls are nocturnal, this means they are active at night , so they have excellent eyesight.

Jim was interested in the idea , so he rang his friend.

When the cart came to a wheezing halt, Gandalf strode into the hobbit hole.