患者男性，55岁，昏迷1天收入院，近期无服药史，血糖33.4mmol/L，pH7.35，血钠150mmol/L，尿酮体(-)，诊断最可能是哪项()

A．酮症酸中毒

B．乳酸性酸中毒

C．高渗性昏迷

D．酮症酸中毒+高渗昏迷

E．乳酸性酸中毒+高渗昏迷

Frapping lines（）.

A.secure the lifeboat in the davits when in the stowed position

B.bring the lifeboat close alongside the rail in the embarkation position

C.give the occupants a safety line when the boat is being lowered from the embarkation level

D.reduce the swinging of the lifeboat at the embarkation level