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问题 单项选择题

IPV6全局单播地址的45位全局路由前缀不包括（）

A、TLAID顶级汇聚标识符

B、RES保留位

C、NLAID下一级汇聚标识符

D、SLAID站点汇聚标识符

答案

参考答案：D

阅读理解

阅读理解。

1. What time does the program Chinese Mothers begin? [ ]

A. 10:00

B. 9:20

C. 13:30

D. 22:00

2. What type is the program Tokyo Love Story?[ ]

A. Sitcom.

B. Sports Show.

C. Soap Opera.

D. Music.

3. Which two programs begin at the same time?[ ]

A. Face to Face and Romantic Dream.

B. Happy Family and China Music.

C. Chinese Mothers and CTV Football Magazine.

D. Chinese Mothers.and Happy Family.

4. Which program is Fashion Show? [ ]

A. Romantic Dream

B. News

C. Face to Face

D. China Sports.

5. Which channel has the program Good Friend Contest?[ ]

A. ATV

B. BTV

C. CTV

D. CCTV

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判断题

简单平均法在时间序列比较平稳，即随时间变化各期实际销售量增减变化不大时可以采用，但它既看不出数据的离散程序，也不能反映近，远期数据变化的趋势，因此一般在要求不太高的情况下适用。 ( )
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