单项选择题




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单项选择题
Neutron stars are believed to be the highly com-pressed remnants of exploding stars (supernovas) and thus ______of one of the most ______ processes in nature.
A． causes...cataclysmic
B． products...violent
C． examples...equivocal
D． justifications...harsh
E． precursors...dynamic
单项选择题
PRECIPITATE:
A． intricate
B． devious
C． posthumous
D． dilatory
E． contradictory
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