下列哪种疾病不是梅毒的症状（）
A.骨骼树胶肿
B.鞍鼻
C.黏膜树胶肿
D.硬下疳
E.软下疳
参考答案：E
Most young people the way they look.[ ]
A. think about
B. care about
C. talk to
D. take care
患者女性，74岁，因肠梗阻反复呕吐。心电图如图5-10所示，应考虑为（）
A.高血钾
B.高血钙
C.低血钾
D.低血钙
E.心肌缺血
