不是徒手防卫技术的戒备姿势是（）
A.低姿戒备
B.搭手戒备
C.侧身戒备
D.提手戒备
参考答案：A
His uncle is a worker and has been working in the factory for more than ten years. _____.
A．So is his aunt
B．So has his aunt
C．So his aunt does
D．So it is with his aunt
患者诊断为肾阳虚，其小便改变是（）。
A.小便短赤
B.小便频数而清
C.小便浑浊
D.小便频数短少
E.小便涩痛
