当手法复位困难时，允许存在一定的侧方移位，但在干骺端骨折对位不应少于（）。
A.1/3
B.2/3
C.2/4
D.3/4
E.1/4
参考答案：D
The number of people invited _____ fifty, but a number of them ____ absent for different reasons. [ ]
A. were; was
B. was; was
C. was; were
D. were; were
（）步法是指有一瞬间双脚同时离开地面的动作，有腾空的动作。
