下列化学消毒剂不能杀死芽胞的是()
A.环氧乙烷
B.70%乙醇
C.过氧乙酸
D.甲醛
E.戊二醛
参考答案:B
解析:70%乙醇属于中效消毒剂,对肝炎病毒及芽胞无效。
To our great _____, his parents were ____ at his remark.
A.surprises;surprised
B.surprises;surprising
C.surprise;surprised
D.surprise;surprising
( )年,在北京( )建立了改革开放后我国第一个心理咨询中心。
A.1986,朝阳医院B.1986,协和医院C.1996,朝阳医院D.1996,协和医院