A.whenB.whereC.sinceD.after
A. when
B. where
C. since
D. after
A.speechesB.lessonsC.sayingsD.arguments
A. speeches
B. lessons
C. sayings
D. arguments
A.excitedB.satisfiedC.thinkD.laugh
A. excited
B. satisfied
C. think
D. laugh
采用固定股利比例政策体现了风险投资与风险收益的对等关系。()
A. 正确
B. 错误