知悉证券交易内幕信息的知情人员包括持有公司10%以上股份的股东。()
参考答案：错
Mr. Smith, ______ in the factory for thirty years, is on the way back to his village.
A．to work
B．working
C．to have worked
D．having worked
慢性肾衰竭晚期钙磷代谢障碍表现为（）
A.血磷升高，血钙升高
B.血磷正常，血钙升高
C.血磷升高，血钙降低
D.血磷升高，血钙正常
E.血磷降低，血钙降低
