某先生辞去月薪2,000元的工作,取出自有存款 100,000元(月息 1%),办一独资企业,如果不考虑商业风险,则该先生自办企业按月计算的机会成本是( )
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧