_____from the top of the mountain, the citizens find ____ the city is not _____it used to be.

A．Seen, that, what

B．See, what, that

C．To see, what, that

D．Seeing, that, what

急性白血病骨髓象最主要特征（）

A.有核细胞增生极度活跃

B.红细胞系统显著减少

C.未找到巨核细胞

D.骨髓原始及早幼（幼稚）细胞高于30%

E.骨髓原始及幼稚细胞低于30%