中毒型菌痢常见于（）
A.必有腹泻
B.面色青灰，血压下降
C.中枢性呼吸衰竭
D.皮肤瘀斑
E.夏秋季节，2～7岁幼儿
参考答案：B, C, D, E
I hope that the little _____ I have been able to do does good to them all. [ ]
A. which
B. what
C. that
D. when
癃闭的病因病机不包括（）
A.湿热蕴结
B.肝郁气滞
C.脾气不升
D.肝阳上亢
E.尿路阻塞
