乙脑中枢性呼吸衰竭的原因有多种，但应除外

A．延髓呼吸中枢损害

B．脑水肿

C．低血钠性脑病

D．脑疝形成

E．脊髓前角细胞病变致呼吸肌麻痹

A．(A) You should be absent from work for 2 weeks before you hand in your resignation.

B．(B) You should submit your resignation at least 2 weeks before you leave.

C．(C) You should avoid having an exit interview with your immediate supervisor.

D．(D) You should first settle all your personnel items with the personnel manager.