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【单选题】
总线形以太网发送时钟频率与接收时钟频率的关系是。A.
严格相同
B.
相互没有制约
C.
允许存在误差，但误差在可调节范围内
D.
接收时钟频率是发送时钟的两倍
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举一反三
【单选题】I looked out, but it was too dark to see clearly.
A.
thing
B.
any
C.
something
D.
anything
【简答题】She spoke of his (achieve) ______ in glowing terms.
【简答题】I live in the north of New York. One day last 31 when we received our first snow, I looked out and knew that I had to stay at home. An hour later, I tried to go out to walk my dog. But to my 32 , I fo...
【简答题】完形填空。 It was a dark and stormy night. I heard a tapping sound on my __ 2 6__just when I was ready to go to bed. “Who’ there?” I shouted. ___ 2 7____there was a flash of lightning. I saw it ___ 2 8__at...
【简答题】阅读理解。 The Board Meeting had come to an end. Bob started to stand up and knocked into the table, spilling his coffee over his notes. 'How embarrassing! I am getting so clumsy (笨拙的) in my old age.' Ever...
【单选题】―He’s never advised to achieve a balance between his job and hobbies, ________? ―_______. His parents and teachers often offer him advice to.
A.
has he, Yes
B.
is he, Yes
C.
hasn’t he, No
D.
isn’t he, No
【单选题】________ is ready. [ ]
A.
All the food
B.
The all food
C.
All his books
D.
His all books
【简答题】One day in the dead of winter, I looked out my back window and saw a chicken. It was jet-black with a crimson wattle, and it seemed unaware that it was in New York City. In classic barnyard fashion, i...
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