当态度三成分不协调时,占主导地位的成分是( )。
A. 价值观
B. 认知
C. 行为倾向
D. 情感
What kind of______. does the book have Is it hard back or soft back
A. binding
B. mispresenting
C. mislaying
D. basking
Her eyes were shining brightly and her face was ______with colour.
A. proofread
B. prevaricated
C. stewed
D. suffused
先将目标总体分成若干层次,再从各层次中随机抽取若干被试的方法是( )。
A. 简单随机抽样
B. 系统抽样
C. 分组抽样
D. 分层抽样