模具冲压后，应做（）和（）工作。
参考答案：检查；维护
—Karl Marx was born in Germany and German was his native language.
—________, as far as I know. [ ]
A. So was Engels
B. It was the same with Engels
C. So Engels was
D. Neither was Engels
在企业集团人力资本战略实施过程中遇到问题时一般要坚持的原则不含( )。
A．适当理由 B．适度合理C．集权与分权相结合 D．权变原则
