【简答题】按应用范围划分为3种类型:__________________、___________________、___________________。
【单选题】His accent identified him ________ a Frenchman.
【单选题】The traveler looks like an Englishman, but his f6reign accent gave him______.
【单选题】The other boys used to______ him because of his accent. [ ]
【单选题】正态分布曲线下,横轴上,从均数μ到μ+2.58σ,则该区间所占曲线下的面积为:
【简答题】His accent gave him away.
【单选题】正态分布曲线下,横轴上,从均数 μ 到 μ -2.58S,则该区间所占曲线下的面积为
【单选题】较为接近老子自然主义法律思想的思想家是()
【简答题】某碳酸盐混合碱样,以酚酞为指示剂,用 HCl 标液 V 1 ml ,继续以甲基橙为指示剂,又耗去 HCl 标液 V 2 ml ,若 V 2 > V 1 则此碱样为 ( )A. Na 2 CO 3 B. NaOH C. NaHCO 3 + Na 2 CO 3 D. NaOH
+ Na 2 CO 3
【单选题】正态分布曲线下,横轴上,从-∞到μ-1.96σ,则该区间所占曲线下的面积为