Can I have some water? [ ]
A. Sure. Here you are.
B. Thank you.
C. Good job!
答案:A
骨肉瘤时明显升高的指标是()
A.AFP
B.ALP
C.ALT
D.AST
E.GGT
影响标煤单价变动的账务处理中的不可比因素包括哪些?