阿摩線上測驗
41. Which of the following statements is true about the Yellowstone National Park?
(A) Its establishment was proposed by Langford.
(B) Americans knew little about its beauty before the 1870s.
(C) The government project was started due to its rich natural resources.
(D) It was the only national park established because of Moran’s works.
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統計： A(29), B(159), C(52), D(41), E(0) #3200437
統計： A(29), B(159), C(52), D(41), E(0) #3200437
