[多选题]在一经合闸即可送电到工作地点的（　　），应悬挂“禁止合闸，有人工作！”标示牌；若线路上有人工作，应悬挂“禁止合闸，线路有人工作！”标示牌。
A.A.断路器（开关）和隔离开关（刀闸）的操作处
B.B.断路器（开关）和隔离开关（刀闸）的机构箱门锁把手上
C.C.熔断器操作处
D.D.接地刀闸操作处
E.略
F.略
G.略

goal. Like competition and conflict, there are different forms of cooperation, based on group organization and attitudes. In the first form, known as primary cooperation, group and individual unite. The group contains nearly all of each individual's life. The rewards of the group's work are shared with each member. There is an interlocking identity of individual, group, and task performed: Means and goals become one, for cooperation itself is valued. While primary cooperation is most often characteristic of preliterate societies, secondary cooperation is characteristic of many modern societies. In secondary cooperation, individuals devote only part of their lives to the group. Cooperation itself is not a value. Most members of the group feel loyalty, but the welfare of the group is not the first consideration. Members perform tasks so that they can separately enjoy the fruits of their cooperation in the form of salary, prestige, or power. Business offices and professional
A. The author describes a concept by analyzing its three forms,
B. The author compares and contrasts two types of human relations.
C. The author presents the points of view of three experts on the same topic.
D. The author provides a number of concrete examples and then draws a conclusion.