【单选题】The man who provided relevant information would be offered a(n) _____ of $5000 for the arrest of the murderer, according to the news on TV last night.
【单选题】以下哪一个对于矢量数据模型描述是正确的?
A.
模型用 x- 和 y- 坐标来表达与存贮空间要素的几何特征
C.
矢量数据模型空间要素的表达取决于地图比例尺大小
【单选题】They had to eat a (n) ______ meal, or they would be too late for the concert.
【单选题】Eisenhower once believed that a national highway system would ensure military success in national defense.
【单选题】The computer would develop friendships with humans in a (n)______ way.
【单选题】You would be offered a(n) _____ of $5, 000 for the arrest of the murdered, according to the news on TV last night.
【单选题】—Would you mind closing the window? It is windy outside./n—________________
【简答题】在经济萧条时期,应该采用 ()的货币政策;在经济繁荣时期,应该采用()的货币政策。
【判断题】属性数据的存储在矢量数据模型与栅格数据模型之间存在不同.
【简答题】在经济萧条时期,应该采用_______的货币政策;