单项选择题

某企业职工的工资分为四组：(1)800元以下，(2)800-1000元，(3)1000-1500元，(4)1500元以上，则1500元以上的这组组中值应近似为()。

A.2000元
B.1750元
C.1600元
D.1500元

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According to the report by ABI Research,
A．wireless devices have been used in hospitals around the world.
B．the wireless health-care market is deemed to grow more rapidly.
C．all medical equipments in hospitals should be wireless-enabled.
D．with wireless-enabled sensors you'll no longer need any doctors.

A.wireless
B.
B．the
C.
C．all
D.
D．with
E.

单项选择题

()是为一些达不到上市标准的高新技术企业发行股票并为其上市交易提供机会的交易市场。

A.一级市场
B.初级市场
C.二板市场
D.柜台交易市场