自血脉肿起，赤缕红丝，颜色红紫，属于( )
A．气瘤B．血瘤C．筋瘤D．肉瘤E．骨瘤
参考答案：A
脊髓半侧损害（Brown-Sequard综合征）表现为受损节段平面以下（）
A.同侧上运动神经元瘫痪
B.对侧深感觉障碍
C.同侧触觉障碍，对侧痛温觉障碍
D.同侧痛温觉障碍，对侧深感觉障碍
E.同侧深感觉障碍，对侧痛温觉障碍
With Halloween approaching, there exists a real concern among parents and teachers __________ trick or treating will become a seriously anti-social activity.
A．whether
B．what
C．that
D．how
