阿米巴肝脓肿（）
A．甲胎蛋白升高
B．肝大，中毒症状重
C．肝穿刺抽出咖啡色脓汁
D．总胆红素升高
E．移动性浊音阳性
参考答案：C
20. His parents were teachers in that school, _______ lost their lives in order to save
their students in the earthquake.
A．none of them
B．both of them
C．none of whom
D．both of whom
影响孕期能量需要的因素不包括（）
A.孕前体重
B.孕前体成分
C.孕期体重增加数量
D.孕期活动程度
E.胎儿生长速度
