临床检查足部屈肌瘫痪，足底感觉障碍，应考虑（）
A.坐骨神经损伤
B.胫神经损伤
C.股外侧皮神经损伤
D.腓总神经损伤
E.闭孔神经损伤
参考答案：B
— Where is your uncle's home?
— In New York. And he _____ in New York for four years. [ ]
A. has been living
B. lived
C. had been living
D. had lived
要计算物体的质量，就需要知道物体的（）。
A、形状
B、体积
