世界贸易组织的争端解决机构不包括：( )。
A． * * 事会以争端解决机构名义举行的会议
B．专家组
C．上诉机构
D．秘书处
参考答案：D
— What does your sister _____________?
— She has short, curly, blond hair. [ ]
A. look
B. like
C. look like
员工激励可分为正向激励和负向激励。( )
