— I wonder if you saw the new TV play directed by Zhang Yimou, which is said to be________great fun.

— No, I have been busy repairing the broken office________all these days.[      ]

A. a；equipment

B. the；equipments

C. /；equipment  

D. /；equipments

患者，女性，29岁。半年来先后2次左眼睑下垂，休息后好转。诊断不详。1周前出差途中症状再次出现并加重，3天来发热，肌注庆大霉素，症状明显加重，全身无力，呼吸困难，来院时已出现发绀，精神差。

抢救此病人生命之关键是，首先应（）

A.静滴甘露醇

B.大量激素

C.呼吸兴奋剂

D.吸氧

E.气管插管行机械通气