呼吸衰竭时应特别慎用()
A.呼吸兴奋剂
B.祛痰平喘剂
C.镇静安眠剂
D.脱水利尿剂
E.强心剂
参考答案:C
理论培训时结合本职业向学员介绍一些新技术、______、新材料、新设备应用方面的内容也是十分必要的。
He doesn't seem to be aware of the coldness of their ______ towards his suggestion. [ ]
A. altitude
B. identity
C. attitude
D. expression