第19题: [填空题]Choose the appropriate letters A-C.The ridge lines on people’s fingertips are formed A. during childhood. B. according to the kind of work you do with your hands. C. before birth. 参考答案:C 答案解析:[听力原文] Tim: So much for the history of fingerprinting. But what about the system How does it all
第25题: [单项选择]下面对铜绿假单胞菌的描述中错误的是()。 A. 为革兰染色阴性 B. 常存在于皮肤及肠道内,对多数抗生素比较敏感 C. 常存在于皮肤及肠道内,对多数抗生素不敏感 D. 多为继发性感染,如大面积烧伤等 E. 脓液淡绿色,有特殊的腥臭味,可引起严重的败血症。是ICU感染中常见的致病菌之一 参考答案:B