细菌细胞壁共有成分是()。
参考答案:粘肽
It is generally said that man's desire is hard ______. [ ]
A. to satisfy
B. to be satisfied
C. to met
D. to being satisfied
未经医师(士)亲自诊查患者或亲自接产,医疗机构不得出具某些证明文件,但可以出具()
A.疾病诊断书
B.健康证明书
C.死产报告书
D.死亡证明书
E.医疗纠纷分析书面证言