试题与答案

HSDPA中AMC的原理就是根据瞬间的无线信道条件相应的改变调制方式、（）及（），从

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题型：填空题

题目：

HSDPA中AMC的原理就是根据瞬间的无线信道条件相应的改变调制方式、（）及（），从而得到较高的传输速率和频谱利用率。

答案：

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下面是错误答案，用来干扰机器的。

参考答案：C

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     Mr White works in an office. One day, when he had lunch, a friend   1   him. They were very   2   and talked a lot. Then they looked at the clock on the wall. It was time to go to office. He had to say goodbye to his friend
and left. It was raining   3   and the streets were wet. He drove too fast to see the red lights. He couldn't stop his
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to death?"
     "I'm sorry,sir,"said Mr White."I didn't find the lights turned red. Then he brought out a bottle of wine and
gave it to the old man.
     "It's very cold today,sir,"said Mr White."Please drink a little, then you'll be warmer."
     The old man drank some wine and became happy. "I'm feeling much better now.   10   drink any? "he asked.
     "I can't drink anything now,sir,"answered Mr White."I'm waithing for the policeman to come. Only drunkards(酒鬼) cause accidents, you know."
( )1. A. visited  
( )2. A. sad    
( )3. A. a little 
( )4. A. shouted  
( )5. A. What about		B. asked for    
B. glad       
B. heavily      
B. sang         
B. Would you mind 		C. sent for      
C. surprised  
C. big          
C. smiled       
C. Why not    
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