Tom ______ to America with his parents. They_____ back in two weeks.( )(本题3.5分) A、 have gone; will come B、 has gone; will come C、 have been; have come D、 have been; come
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属于“经济人”假设相应管理措施的是 ( )。(单选)
属于“经济人”假设相应管理措施的是 ( )。(单选)A. 管理工作是全体工人的事情B. 对消极怠工者不能采取严厉惩罚 C. 管理者要重点考虑道义上应负的责