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【单选题】
关于持双腋拐步行训练下列说法错误的是
A.
具体步行方法有摆至步、摆过步、四点步、两点步、三点步等
B.
摆至步主要利用背阔肌的力量进行
C.
摆至在摆过步成功后再进行训练
D.
四点步适宜于骨盆上举肌肌力较好者
E.
三点步适用于一侧下肢病患不能负重者
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