当锅筒内压力升高到（）MPa时，应该冲洗水位表，以检查水位表的可靠性。
A.0.05～0.1
B.0.1～0.15
C.0.15～0.2
参考答案：A
—Have you nearly finished?
— , we have just begun.
A．Above all
B．After all
C．On the contrary
D．On the other hand
人称“智圣”的是西汉哪位辞赋家？
