[单选题]设A.mxn矩阵,m≠n,则方程组Ax=0只有零解的充分必要条件是A的秩( ) A.小于m B.等于m C.小于n D.等于n
[单选题]如果首次导尿过多,将会发生A.膀胱挛缩B.加重不舒适感C.血尿和虚脱D.诱发膀胱感染E.膀胱反射功能恢复减慢
[问答题]放置宫内节育器的合适时间是
[填空题]串连式组合适用于下列哪种建筑( )
[名词解释]简述教育规划的特点
[判断题]商业贿赂行为即刑法上所说的贿赂罪.
[判断题]中央银行可以通过公开市场业务增加或减少基础货币.( )
[单选题]明清之际,下列哪些因素促进了早期民主思想的产生( )①封建制度的衰落②封建专制的加强③商品经济发展④封建制度的完善A.①②B.②④C.①③D.③
[判断题]动叶是由叶型相同的叶片按一定的距离和一 定的角度安装在叶轮上形成的动叶栅.
[多选题]下列属于基本法的是( ) A.宪法B.刑法C.民法D.文物保护法
[多选题]公开市场业务的优点是( ). A、 被动性强 B、 主动性强 C、 灵活性高 D、 影响范围广 E、 调控效果猛烈
[判断题]计算机只能加工数字信息,因此,所有的多媒体信息都必须转换成数字信息,再由计算机处理.
[单选题]For those of you who where born in the year of the pig, good luck and much success! This is your year.When talking to a Westerner, however, you’ve got to be a little careful when you talk about pigs. Chinese people view the pig as a smart (聪明) and prosperous (rich, lucky) animal. Western ideas tend to be a little more negative(否定的). A pig in the West is seen as a dirty, lazy, and fat animal. If anyone ever called you a pig, you wouldn’t be smiling. When a person doesn’t like someone, sometimes he will call that person a pig. If you ever meet a Westerner who was born in the year of the pig, don’t say, “Oh, you’re a pig!” Most Westerners will be understanding. They will be sure that you made some kind of a mistake. However, don’t take any chances. You might just offend(触怒)someone who does not share your positive(积极)ideas about pigs. (1). You gave to be careful when you talk to a Westerner about pigs because______. A、 they worship pigs best of all B、 they consider pigs as bad animals C、 they aren’t used to talking about pigs. D、 they don’t like the topic about pigs at all
[问答题]某女士32岁,八月前行人工流产后一直未来月经,既往月经规律,2年前顺产一女婴.追问病史,人工流产后腹痛、发烧、阴道分泌物呈脓性.经抗炎治疗半月后好转.患者心情低落,急于知道不来月经的原因,担心自己的生活情况.问题(1)试分析该病例的医疗诊断与护理诊断是什么（2)应采取哪些护理措施
[单选题]对患者第1天的护理措施正确的是A.高热量、高蛋白饮食B.协助患者翻身、进食C.协助患者如厕D.中流量持续吸氧E.指导患者床边活动
[问答题]学校教学管理的任务具体表现在哪几个方面
[单选题]法律规范的外在表现形式是( ) A.法律概念B.法律条文C.规范性文件D.非规范性文件
[单选题]社会政治结构的核心是( ) A.国家政权B.政党组织C.司法机构D.武装力量
[判断题]制作稿本就是文字稿本,两者含义相同.
[多选题]奇静脉不直接汇集 A.右下肢静脉血B.右上肢静脉血C.右头面部静脉血D.右胸壁静脉血
[判断题]几何画板中的文件可以保存为“gpp”格式.( )