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问题 多项选择题

急性出血坏死型胰腺炎的病理变化有

A．少量的脂肪坏死

B．并发胰腺脓肿

C．假性囊肿

D．组织出血坏死

E．坏死灶周围有炎症细胞浸润包绕

答案

参考答案：B,C,D,E

选择题

___________________, but he still couldn’t understand what I meant.

A． Having been told many times

B．Having told many times

C． He had been told many times.

D．Although he had been told many times.
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单项选择题

下列能够促进胆固醇代谢的水溶性维生素是

A．维生素B1

B．维生素B2

C．维生素C

D．维生素B12

E．叶酸
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