___________________末端细小的分支，分布于______________。
神经纤维；全身各处
单向板短向和长向分别布置（）。
A.分布筋、受力筋
B.受力筋、分布筋
C.受力筋、箍筋
D.箍筋、受力筋
You used to be really little fat, _______ you? [ ]
A. did
B. Didn't
C. didn't
D. Did
