My car was being()when it was stolen
A.to repair
B.repair
C.repairing
D.repaired
参考答案:D
急性痛风性关节炎的特点是:()
A.起病急骤,多在夜间发病
B.下肢关节受累多于上肢
C.多为非对称性单关节炎
D.首次发作缓解后,通常1年内不会反复
E.急性发作不经治疗可自行缓解
A.mgtgθ
B.mgsinθ
C.μmg
D.μmg