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问题 选择题

It was after he got what he had desired            he realized it was not so important.[      ]

A. that

B. when

C. smce

D. as

答案

答案：A

听力题

阅读下面短文，用文中括号内所给动词适当形式填空，必要时可加助动词。

Many young people like KFC's food．

These days, in China we can see fewer people 小题1:________（eat） in KFC restaurants when we walk past．Because some of their foods were not safe．The danger小题2:     ________（come） from Sudan I．If a person eats too much of it, he 小题3:____________（get） cancer．Scientists 小题4:__________（find） Sudan I in some of KFC’s foods and asked it to stop 小题5:________（sell） them．Sudan I is a red dye．People use it 小题6:___________（color）oils but some people put it in foods to make them 小题7:___________（look） better．Now KFC restaurants 小题8:___________（sell） those foods again after scientists found no more Sudan I．If you 小题9:___________（eat） some of those foods last week, don't worry．There is very little Sudan I in them．It shouldn't 小题10:____________（be） a big problem．
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单项选择题

某机器的浮点数格式如下，采用非规格化表示(即不要求尾数的绝对值大于等于0.5)。


若阶码和尾数都采用补码表示，则该格式浮点数的绝对值范围为______。

A．2-6～26
B．2-63～263
C．2-64～264
D．2-64～263
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