_____ is your mother? She's forty. [ ]
A. How old
B. How
C. How age
D. What age
答案:A
阅览室每天下午2:00~4:30开放,用24时记时法表示______,16:00阅览室在开放吗?______.
右股骨干上1/3骨折,其牵引治疗时的最佳体位是()
A.水平牵引
B.髋关节前屈位牵引
C.内收位牵引
D.外展位牵引
E.大腿外旋外展,髋屈曲位牵引