目前常用的小儿麻痹糖丸为灭活疫苗。()
参考答案:错
质量管理是一个组织全部管理职能的组成部分,质量管理工作的内容包括( )。
A.组织结构
B.程序
C.过程
D.改进
—He didn't go to the lecture this morning, did he?
— .Though he was not feeling very well. [ ]
A. No, he didn't
B. Yes, he did
C. No, he did
D. Yes, he didn't