Which river flows through Yellowstone National Park? A. the Yellowstone River B. the Columbia River C. the Missouri River D. the Colorado River 相关知识点: 试题来源: 解析 A。黄石国家公园以其地热特征而闻名,黄石河流经黄石国家公园。哥伦比亚河、密苏里河、科罗拉多河都不流经黄石国家公园。
During the years fol lowing:the First World War,(48)Federal State,and local governments gradually began to exercise a measure of control (49)the day nurseries,chiefly by (50)them and by inspecting and regulating the conditions within the nurseries.The (51)of the Second World War was quickly ...