阅读理解:
The National Park Service
Americas national parks are like old friends. You may not see them for years at a time, but just knowing theyre out there makes you feel better. Hearing the names of these famous old friends -Yosemite, Yellowstone, Grand Canyon -revives memories of visits past and promotes dreams of those still to come.
Modern society has brought the National Park Service both massive challenges and enormous opportunities. Satellite and computer technologies are expanding the educational possibilities of a national park beyond its physical boundaries. Cities struggling to revive their urban cores are turning to the Park Service for expert assistance to preserve their cultural heritage, thirsty for recreational outlets are also working with the NPS to turn abandoned railroad tracks into bike and hiking trails, as well as giving unused federal property new life as recreation centers.
National Park Week 1996 is a celebration of these partnerships.
A) Because they are always out there.
C) Because they make people feel better.
2. Which of the following statements is true about uniformed rangers?
B) They always act as tourist guides.
D) They protect the National Park System.