骨折早期的并发症没有（）
A.休克
B.骨化性肌炎
C.感染
D.周围神经损伤
E.血管损伤
参考答案：B
一棵大树高10米，清晨一蜗牛从树根沿树干向上爬，它白天爬上4米，夜间滑下3米，则它爬山树顶需要______天．
_________ no buses, we had to walk home after work late into the night yesterday.
A．Being
B．There were
C．There being
D．It being
