x一效率是指企业内部效率,造成x-低效率的原因有( )。
A.企业缺乏竞争压力
B.市场竞争过度
C.产业技术进步
D.企业处于垄断地位
E.企业产品定价太低
参考答案:A,D
—What did he want to know,Anne?
—_____I could finish writing the report.[ ]
A.When it was that
B.It was when that
C.It was when
D.When was it that
特种设备作业人员考试和审核发证程序包括:()、审核、发证。
A、考试报名
B、考试
C、领证申请
D、受理