单项选择题

下面哪种疾病容易出现液液平面( )

A．软骨母细胞瘤
B．遗传性多发性外生骨疣
C．骨巨细胞瘤
D．内生软骨瘤
E．动脉瘤样骨囊肿
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单项选择题
​Which statement is false?‎ ​‎
A．News is information about current events that the public wants or needs to know.
B．The purpose of journalism is to provide people with verified information they can use to make better decisions.
C．Journalists need to find not just the facts, but also the “truth about the facts.”
D．News values are the only factor that influence news treatment.
单项选择题
运用科学效应和现象解决实际问题有（ ）个步骤。
A．6
B．8
C．5
D．7
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