相关考题
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判断题
Yosemite Falls is the highest one in both North America and South America. -
单项选择题
Who is the first explorer traversing Grand Canyon?（）
A.John Powell
B.John Smith
C.John Parker
D.John Muir -
单项选择题
Grand Canyon State refers to（）。
A.Utah
B.Colorado
C.New Mexico
D.Arizona
