DLE患者治疗的首选药物为（）
A.糖皮质激素
B.氯喹
C.沙利度胺
D.免疫抑制剂
参考答案：B
连续流动式自动生化分析仪可分为（）和试剂分段系统式。
Today is Children's Day. There are lots of people inHappy Valley. It's very ______ .[ ]
A. busy
B. uncrowned
C. hot
D. crowded
