题目

My family considers ________ a computer, which is considered ________ a great help in our work and study.     A. to buy; to be      B. buying; being       C. to buy; being     D. buying; to be 答案：D庐山在1100米高度平台处建了一个小镇后，每年夏季有大量游客避暑，说明 A．客源市场影响旅游资源的开发 B．基础设施影响旅游资源的开发 C．资源价值影响旅游资源的开发 D．地理位置与交通影响旅游资源的开发