人对客观事物是否符合个人的需要而产生的态度体验称为( )
A.气质B.性格C.意志D.情绪
参考答案:D
Mr. and Mrs. Read are _____ in Beijing now. [ ]
A. both
B. all
C. either
D. none
分布集中趋势的测度指标有哪些?