He's never been to Japan, _____?[ ]
A. is he
B. has he
C. isn't he
D. hasn't he
答案:B
此患者的治疗应是
A.热敷
B.冷敷
C.穿刺抽液
D.切开引流
E.加压包扎
小儿血容量的估计,最接近的是80ml/kg。()