急性化脓性梗阻性胆管炎的病理改变为()。
A.胆管扩张
B.大量细菌及内毒素进入肝窦
C.胆管内脓液
D.胆管壁广泛性炎症
E.肝细胞损害
参考答案:A, B, C, D, E
夏、商、周时期的重要制度不包括:
A.世袭制
B.宗法制
C.分封制
D.郡县制
Thinking of the days, when he was looked down upon as a poor peasant, _______.
A.his heart was filled with sorrow
B.tears came down his face
C.he was in great sorrow
D.we found him wiping his eyes