【单选题】National Parks of CanadaThe wilderness is one of Canada’s great treasures, and the Canadian National Parks are the system through which the Canadian government protects, preserves, and displays some o...
A.
National parks in Canada are mainly located in downtown area.
B.
People are free to visit any national park at any time.
C.
Tourists should be prepared for possible risks when visiting some parks without e mergency help or assistance.
D.
National park entrance fees have been suspended for good.
【简答题】America's National Parks ( Part I ) The National Park Service of the U.S.A. controls more than 77 million acres of land, divided up into 320 park sites of extraordinary variety, the latest covering hu...