低钾血症是指血清钾低于()
A.2.5mmol/L
B.3.5mmol/L
C.4.5mmol/L
D.5.5mmol/L
E.6.5mmol/L
参考答案:B
—Do you know the way to the post office?
—Yes. Follow me and I'll _____ you. [ ]
A. call
B. pick
C. show
D. invite
桂枝汤证的热型是()
A.恶寒发热
B.发热恶风
C.骨蒸潮热
D.但热不寒
E.往来寒热