未分类题春节期间,铁路系统在某两个城市间增加了临时客车,以作为这些线路客运的补充。原来的车次要乘坐12个小时,临时客车比原来的车次要多乘坐1个小时,但是在刚实施的一段时间内,原车次的乘客拥堵现象仍未得到缓解。那么最有说服力的原因是( )。D.原车次比临时客车标价便宜得多
单项选择题掷一枚筛子的点数的数学期望为3.5。 A、正确 B、错误
未分类题一位农夫在河流A岸集市上买了一只狗、一只鸡和一袋米,现在要回到河流B岸的家中,河边有一艘小船,小船每次只能载一个人和一件物品过河。狗、鸡、米三者之间的相互关系为:狗和鸡不能单独在一起,否则狗就要吃鸡;鸡和米不能单独在一起,否则鸡就要吃米;狗和米单独在一起是安全的。若农夫要保证三件物品都安全的送到B岸,最有可能的是哪种情况?( )D.先将鸡带到B岸,再将米带到B岸并把鸡带回A岸,再将狗带到B岸,空手回到A岸将鸡带到B岸
未分类题2007年黑龙江省国际互联网络拔号、专线用户比去年减少约( )万户。D.28.37
单项选择题In 1998, the American Film Institute named ___________ the 91st greatest American film of all time. A、West Side Story B、My Fair Lady C、The Sound of Music D、Oliver!
未分类题2007年税收收入比_卜.年增长了约( )。A.37.9%B.31.4%C.22.4%D.20.8%
单项选择题专用宿舍楼基础形式是()。 A、条形基础 B、独立基础 C、筏板基础 D、桩基础
单项选择题What is the cause of coughing green sputum?()
问答题(ex7)(Taylor展开)求下列函数在x=0的Taylor幂级数展开式(n=8)
未分类题In asserting that the organic model might be 'more serviceable to the restoratioulsts' (ParA.3), the author implies that______.A.the descriptions by Turner and Jordan of the restorationists program conform. more closely to the organic model than to the community-participation modelB.the organic model is more consistent than the community-participation model with the principle of restorationC.the organic model is more consistent with the restorationists' agenda than with the preservationists' programD.holistic models are more useful to the restorationists than is the dualist model