Although some groups of people have always lived outdoor in tents, camping as we know it today only began to be (1) _________ about 50 years ago. The increase in the use of cars and improvement in camping equipment have (2) __________ more people to travel longer (3) __________ into the countryside and to stay there in greater comfort.
Many campers like to be (4) __________ themselves in quiet areas, so they (5)__________ their tent and food, and walk or cycle into the forests or the mountains. Others, preferring to be near people, drive to a public or privately-owned campsite (6) __________ has up-to-date facilities, (7)__________ hot showers and swimming pools.
Whether campers are (8) ________ in the mountains or on a busy site, they should remember to (9)________ the area clean and tidy. In the forests, they must put out any fires and keep food hidden to avoid attracting (10) _________ animals.