Although some groups of people have always lived outdoors in tents, camping as we (1.know )_know_____ it today ( 2. begin ) __began______ to be popular about 50 years old. The increase in the use of cars and improvements in camping equipment( 4. allow ) __have allowed____ more people to travel longer distances into the countryside and (5. stay ) __to stay_____ there in greater comfort. Many camper like (6. be) _to be ____ themselves in quiet areas, so they take their tents and food and walk or cycle into the forests or the mountain. Others, (7. prefer) to be near people, (8. drive) __driving _____ to a public or privately-owned campsite which ( 9. have) ____has___ up-to-date facilities, like not shower and swimming pools.Whether campers are separate in the mountain or on the busy side, they should remember to keep the area clean and tidy. In the forests, they must put out any fires and keep food hidden to avoid (10. attract) _attracting______ animals.
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