男，25岁。第2肋软骨局部有压痛，咳嗽、深呼吸时疼痛加重，胸片无异常。最可能的诊断是
A．心绞痛
B．肋软骨炎
C．气胸
D．胸膜炎
E．肺炎
参考答案：B
Many people keep dogs as pets because dogs are regarded as（）friends to people.
A. lonely
B. only
C. loyal
D. fair
蒜泥灸属于（）
A.艾炷灸
B.艾卷灸
C.温针灸
D.温灸器灸
E.天灸
