2. Work in pairs. Before reading the text, agree or disagree with the following statements. Read the text and check your answers. 1. The main purpose of the national parks is just to entertain people. 2. National parks also serve a vital economic role. 3. US National Parks see approximately 218 million visitors every year. 4. The NPS estimates it provides some 20,000 full-time equivalent jobs within the parks system. 5. Entry fees to all national parks are very expensive and not all the people can afford it. 6. Visitors to national parks learn about respecting nature and wildlife.​