可伸腕、使腕内收的肌是（）
A.指总伸肌
B.尺侧腕伸肌
C.桡侧腕长伸肌
D.桡侧腕短伸肌
E.小指固有伸肌
参考答案：B
皮肤瘙痒症多发季节为（）
A.春季
B.夏季
C.秋季
D.冬季
E.夏、秋季
These samples have to be () in certain kind of chemical water in order to protect them.
A. immersed
B. crisped
C. armored
D. arrayed
