医务人员应当实施手卫生的情况是()
A.接触患者前
B.进行无菌操作前
C.接触患者体液后
D.接触患者后
E.接触患者周围环境后
参考答案:A, B, C, D, E
— What do you think of Peter?
— He ______ be really difficult to get along with even though he's a nice person in general.[ ]
A. shall
B. should
C. must
D. can
根据招标投标的特点,招标公告应属于( )。
A.要约邀请B.要约C.承诺D.反要约