[单选题]上线作业设置的驻站联络员、现场防护员，作业中不得( )。
A.临时调换
B.坚守岗位

Literature is a means by which we know ourselves. By it we meet 1. ______
future selves, and recognize past selves; against it we match our present self.
Its primary function is to validate and re-create the self in all its individuality
and distinctness. In doing so, it cements a sense of relationship between the
serf and the otherness of the book, and allows us a notion of ourselves as
sociable. Its shared knowledge is vicarious experience; by this means we
enlarge our understandings of what it means to be human, of the corporate 2. ______
and independent nature of human society. The act of reading the book marks 3. ______
both our difference in and our place in the human fabric. The more we read, 4. ______
the more we are. In the act of reading silently we are alone from the book, 5. ______
separate from one’s own immediate s