高炉风口越多越有利于强化冶炼。（）
参考答案：错
According to the police, _______ some facts undiscovered.
A．it seems that
B．it seems to be
C．there seem to be
D．here seem
配件报价必须遵循的原则（）。
A、“有价有市”
B、“报供结合”
C、“询价优先”
D、A与B相结合
