立案的程序首先是( )。
A．获取案源
B．部门审核
C．填报立案报告表
D．机关负责人审批
参考答案：A
Xiao Shenyang says that _____ job is to make people happy. [ ]
A. his
B. he
C. him
D. himself
因特网上一台主机的域名由三部分组成。( )
