组织学习的内容包括三个方面的改变，分别是（）。
参考答案：行为的改变、组织体系的改变、认知的改变
机动车在道路上发生故障难以移动时要在车后50米以内设置警告标志。
—Does Bill do his new job well?
— ________ his old job. I'm afraid there's no hope for him.
A．Not better than
B．No better than
C．Not so well as
D．Not as well as
