小儿腹泻时常见的酸碱平衡紊乱是：()
A．代谢性酸中毒
B．代谢性碱中毒
C．呼吸性酸中毒
D．呼吸性碱中毒
E．混合性酸中毒
参考答案：A
—I think you can ______ money by yourself to buy a present for your mother.
—OK. I’ll try. I’ll not let a penny waste.
A．spend
B．save
C．cost
D．leave
刘河间对痢疾的治疗，指出：“______则便脓自愈。”
A．解毒B．行血C．调气D．清热
