霍乱患者静脉补液原则是()
A.早期、快速、足量
B.先盐后糖、先快后慢
C.适时补碱
D.及时补钾
E.均采用口服补液
参考答案：A, C, D, E
-Why didn't you arrive there until three days later?
-Because the heavy rain __________ the difficulties of the journey.[ ]
A. added
B. added to
C. was added
D. was added to
急性粒细胞性白血病（）
A．血清溶菌酶明显增高
B．过氧化酶染色阴性
C．易见Ph1染色体
D．常见Auer小体
