【单选题】对某种商品的需求可以用D(p)=100-p表示,其中p是这种商品的价格。这种商品的供给函数是S(p)=p。现在政府决定对这种商品实行40的最高限价,这对消费者剩余的影响是( )
【单选题】The schoolchildren got a lot from the magician‘s 查看材料
【简答题】Here’s an unusual story: a diamond ring was recently found in an egg. The magician, Liu Qian, discovered it in front of an audience of million at CCTV’s Spring Festival Gala. Liu’s magic tricks have m...
【简答题】The schoolchildren got a lot from the magician's
【单选题】患者男性,21岁,突发中上腹刀割样剧烈疼痛30分钟,为持续性,腹痛迅速波及全腹。查体:腹部呈板状腹,压痛、反跳痛阳性,肝浊音界消失。最可能诊断是
【单选题】____ impressed the audience most was_____the magician LiuQian played in last year’s Spring Festival Gala.
【单选题】某直线在H面上的投影集聚为一点,且在V和W面上投影反应实长,该直线为( )
【单选题】The magician's next trick will ________ you.
【多选题】下列关于辅助生产费用直接分配法的表述中,不正确的有( )。