下面属于不合理用药而产生的后果是
A.浪费医药资源
B.污染环境
C.延误疾病的治疗
D.造成医疗事故和医疗纠纷
E.引发药物不良反应及药源性疾病
参考答案:A,C,D,E
—Have you found the MP3 player you lost?
—No, I haven't found ________, but I have bought ________.[ ]
A. it; one
B. one; it
C. it; it
D. one; one
成人血清尿素氮的正常值()
A.2.8~6.9mmol/L
B.1.78~7.14mmol/L
C.44~132μmol/L
D.70~106μmol/L
E.56~97μmol/L