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问题 单项选择题

产出增长率在成长期较高，在成熟期以后降低，经验数据一般以( )为界。

A．5%
B．10%
C．15%
D．20%

答案

参考答案：C

解析： 根据经典统计数据，划分行业是处于成长期还是成熟期，一般以产出增长率为15%为界来划分。故选C。

阅读理解

根据短文内容判断正误。对的在答题卡中写“T”错的写“F”。

     Lucy and Kate are English girls. They are twins. They are studying Chinese in Beijing now. They are in

Miss Gao's class.In their class, there are fifty-two students. There are twenty-eight boys and twenty-four girls.

     Where are the twins (双胞胎)? Look, they are sitting near the door of the classroom. Lucy is wearing a

red coat. Kate is wearing a yellow sweater. They are having a Chinese class. They like Chinese.

( )1. The two girls are twins.They are in a school of China.

( )2. Lucy and Kate are in the same class.                 

( )3. Lucy is in a yellow sweater.                         

( )4. Now they are studying Chinese in the classroom.      

( )5. There are twenty-eight girls in their class.         

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单项选择题

HLR/AUC作为（）核心网公共实体，负责对用户的数据信息、业务签约信息和位置信息的管理。

A.MMD

B.IMS

C.CDMA

D.MGCF
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