【单选题】根据我国现行宪法的规定,农村群众的宅基地、自留地、自留山的所有权归属于( )。(2008年单选17)
【简答题】— Sorry, I forgot_________ you that
the party wouldn't be held tonight. — That's all
right. Mary has told me about it.A. telling B. I
told C. told D. to
tell
【判断题】8 用几何法求平面汇交力系的合力时,可依次画出各个力矢,这样将会得到一个分力矢与合力矢首尾相接并自行封闭的力多边形。
【单选题】— Sorry, I forgot_________ you that the party wouldn't be held tonight. — That's all right. Mary has told me about it.
A.
That's all right. Mary has told me about it.
【判断题】光源的相对光谱功率分布与参照光源的光谱功率分布越接近,那么该光源的显色指数就越高
【单选题】---You look so happy! --- Mary says I'm cool. ______ has ever told me that before.
【单选题】产生自相关性的主要原因有 ( ) 。 A . 经济变量惯性的作用引起随机误差项自相关 B . 经济行为的滞后性引起随机误差项自相关 C . 一些随机偶然因素的干扰引起随机误差项自相关 D . 模型设定误差引起随机误差项自相关 E . 观测数据处理引起随机误差项自相关
【单选题】根据我国现行宪法的规定,农村群众的宅基地、自留地、自留山的所有权归属于
【多选题】在y对x是线性回归模型 中,随机误差u产生的原因有()
【多选题】陈先生,岁。患左下肢静脉曲张20年,行大隐静脉高位结扎,加小腿静脉分段结扎。术后病人预防下肢深静脉血栓形成应( )