按一级动力学消除的药物其消除半衰期 A．随给药剂量而变 B．随给药途径而变 C．随

反映骨骼发育的重要指标是（）

A.体重

B.身长

C.出牙早迟

D.囟门闭合情况

E.头围与胸围比例

辨证为：

A．脾肾心肝同病

B．肾阳衰惫

C．实证

D．心肝肾同病

E．以上都不是

If I _____ a quarrel with him yesterday, we _____ together now. [ ]

A. hadn't had; would stay

B. haven't had; would have stayed

C. didn't have; would stay

D. hadn't had; would have stayed

1 4 14 42() 210

A．70

B．84

C．105

D．140

腐胺来自（）。

A.谷氨酸

B.色氨酸

C.鸟氨酸

D.组氨酸

E.半胱氨酸