There are few precious constants in the story of the yen-for a start, it is among the monies of the world, being not much more than a century old.（）

单项选择题The works of Baudrillard are filled with seemingly（）but truly vacuous references to relativity, quantum mechanics, and chaos theory, which the more（）physicist will disregard.

A．intelligent … reluctant
B．erudite… vigilant
C．meaningless … skeptical
D．scholarly … opinionated
E． witty … theoretical

单项选择题The experience of dealing with a clamorous band of younger siblings, earning their affection while holding them to their tasks, can prove remarkably（）in later years when one deals with（）colleagues jealous of their prerogatives.

A．useful… fractious
B．trenchant … ambitious
C．deep-seated … difficult
D．prophetic… envious
E． truculent… unruly