健康医务人员患血源性传染病的原因最主要的是()。
A.针刺伤
B.对患者的侵袭性操作
C.接触患者的污染体液
D.为污染伤口换药
参考答案:A
So far this year, no measures _______ against cruelty to animals despite their protest in the
newspaper.
A.have taken
B.have been taken
C.had been taken
D.had taken
公家车上一个抱孩子的母亲上车无人让座,司机停车7分钟,有人让座后才开车,引发热议,请问你如何看