听说训练的内容不仅包括训练听说能力，而且包括训练听说的态度。
参考答案：对
Which of the following is frequently cited as a reason why hedge funds consistently report p results（）
A. Hedge funds utilize a superior investment methodology.
B. Survivorship bias.
C. Hedge funds invest in lower risk securities.
如果一个人的人格和他扮演的角色不一致，这属于( )上的问题。
A．角色期待
B．角色冲突
C．角色认知
D．角色矛盾
