与血β2-M水平有关的是（）。
A.体重
B.年龄
C.炎症
D.肿瘤
E.性别
参考答案：C, D
列入国家一级保护野生药材物种的是
A．黄连
B．厚朴
C．细辛
D．羚羊角
E．人参
A diligent work, however, does not necessarily _____much achievements or honor which are expected by someone.
A．take over
B．result in
C．hold on
D．keep to
