女性,32岁,诊断为淋病,治疗应首选
A.四环素B.红霉素C.青霉素GD.庆大霉素E.氯霉素
参考答案:C
You’d better _______ too much meat. You are much too fat.
A. not eat B. don’t eat C. not to eat
用染色体畸变分析估算剂量时,取血时间最迟不要超过
A.3天B.60天C.7天D.15天E.100天