高温消毒法就是用高温蒸煮要消毒的用品()一分钟。 ["A.2~3","B.10~15","C.20~30","D.30~60"]
下面的消毒方法中,属于高温消毒法的是() ["A.冲洗","B.洗刷","C.擦拭","D.蒸煮"]
家庭中常用的消毒药物不包括() ["A.漂白粉","B.过氧乙酸","C.84消毒液","D.敌敌畏"]
家政服务员为了保证自身安全,下面做法中错误的是() ["A.不贪图金钱","B.过分相信老乡","C.恋爱要慎重","D.有事外出要向雇主请假"]
简述社会互动的意义。
简述符号互动论的基本理论。