男性,40岁,体检抗HEV-IgM阳性,无任何症状、体征,肝功能正常,考虑()
A.潜伏性感染
B.病原携带状态
C.显性感染
D.隐性感染
E.既往感染
参考答案:D
My father _______ to Shanghai. He _______ for over 2 months. [ ]
A. has been, has left
B. has gone, has gone
C. has gone, has been away
D. has been, has gone
用人单位应当将直接涉及劳动者切身利益的规章制度和重大事项决定()。
A、公示
B、公布
C、或者告知劳动者
D、或者告知职工代表