单项选择题

The primordial fireball would have been a dense roiling stew of radiation and elementary particles condensing out of the ______ energy, annihilating each other, recondensing, then colliding and disappearing all over again.

A．colossal
B．audacious
C．ambient
D．autonomous
<上一题 目录 下一题>
热门 试题

单项选择题
The concept of a loyal opposition——the （） of modern democracy——rarely prevails and, much more frequently, opposition is equated with treason and ruthlessly suppressed.

A．loop
B．essence
C．equivalent
D．velocity
相关试题