在实施目标管理过程中，班主任要做好的工作是？
乘务员晚出场，属于（）问题。 ["红线","A1","A2","B"]
体育学习
成品酱油的配制
Which of these correctly identifies a difference between the way BPDUs are handled by 802.1w and 802.1D？ （） [" 802.1D bridges do not relay BPDUs."," 802.1w bridges do not relay BPDUs."," 802.1D bridges only relay BPDUs received from the root."," 802.1w bridges only relay BPDUs received from the root."]
工商食官制
