英文欣赏：national parks 国家公园
National Parks-Vacation-United States 国家公园-假期-美国 This past summer I took my family out on a daring trip to see three famous national parks. 刚过去的这个夏天，我带家人去看了三个著名的国家公园，来一个大胆的旅游。 First we arrived at the Grand Canyou in northern Arizona.It was very dry and unbearably hot.The view was amazing.I would say it was the best of the natural wo...