【简答题】高层管理者又称 ( ),主要指 ( )、( )、( )。
【判断题】用化学消毒剂对屠宰场地消毒时,一般按每平方米面积 100ml药液计算消毒液用量。
【简答题】She was scared to death.
【简答题】She was scared to see two strange men wandering near her apartment building.
【判断题】有些发动机上装有活性炭罐,以吸收驾驶室中的异味。
【单选题】She was scared to see two strange men wandering ( ) near her apartment building.