问题
单项选择题
在蜂窝模式下重复使用频率可（与“一个大小区”相比）（）。
A.增加信道利用率、开销和干扰
B.增加容量和开销但减少干扰
C.增加容量但减少开销和干扰
D.增加容量、开销和干扰
E.增加信道利用率和开销但降低干扰
答案
参考答案：D
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在蜂窝模式下重复使用频率可（与“一个大小区”相比）（）。
A.增加信道利用率、开销和干扰
B.增加容量和开销但减少干扰
C.增加容量但减少开销和干扰
D.增加容量、开销和干扰
E.增加信道利用率和开销但降低干扰
参考答案：D
| 阅读理解。 | |
and Cathy Chan. They are in the same class. They are good friends. Tony is tall and fat. He is naughty (淘气的). He likes playing football and eating. Tommy is tall and thin. He is clever. He is a football fan. His favorite person is Owens. Maria is short and fat. She likes reading comics. She has a lot of comic books. Cathy is thin. She likes playing the violin. All the children like playing but they do not like doing any housework. They are very lazy. 他们是谁？在横线上写上他们的名字。  1. ________________ 2. ________________ 3. ________________ 4. ________________ 根据短文内容，回答问题。 5. How many members are there in Snoopy Club? ______________________________________________________ 6. Are Maria and Cathy sisters? ______________________________________________________ 7. Who is Tommy's favorite person? ______________________________________________________ 8. What do they like doing? ______________________________________________________ 9. Does Tony like playing football and eating? ______________________________________________________ |