单项选择题





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单项选择题
A ______ of recent cases of scientific fraud in which gross errors of fact and logic have slipped past the review panels that scrutinize submissions to journals suggests that the review system is seri-ously
A．plethora...intended
B．lack...strained
C．dearth...compromised
D．spate...taxed
E． preponderance...substantiated
单项选择题
B
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