Ответ:

When they arrived, they put up a tent near a river.

Then the dicided to explore the area.

They were walking in the forest, when suddenly they heard a strange noise.

They thought it was a bear.

They were frightened so they started running.

After a while the got tired and stoped.

They wanted to go to the tent but they couldn't

They were losted

Kelly and carla were walking for an hour and finally found a road.

Luckily there was a car with a flat tire

The driver were trying to fix it