-
最佳答案:1、A:Where do you see yourself in five years?Q:Once I gain additional experience,
-
最佳答案:从4个中选两个人为英语 则另两人为汉语 6X(1/3)^2X(2/3)^2=8/27X=0,1,2,3,4对应 Y=4,3,2,1,0故X=0,2,