了解截瘫患者损伤平面后可以（）
A.清楚残存功能
B.确立康复目标
C.指导康复治疗
D.预后的评定
E.以上均是
参考答案：E
Chang’e2 did many experiments, ______ I think are of much help for knowing space.
A．which
B．what
C．when
D．where
猪肉可分为哪几个等级？
