支原体肺炎首选的抗生素是
A.红霉素
B.泰能
C.青霉素G
D.头孢曲松
参考答案:A
He______ the cleaning.[ ]
A. doesn't need do
B. need to do
C. needn't do
D.needn't to do
男,38岁,右肘关节外伤,请结合所提供图像,选择最佳答案()
A.肱骨外侧髁骨折
B.鹰嘴骨折
C.肱骨内侧髁骨折
D.肘关节脱位
E.未见异常