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问题 单项选择题

上级电网中两台及以上主变（或低压侧为双母线）的变电站当一台主变检修（或一段母线停电检修）时，为确保电源均出自该变电站的高危双电源客户可靠供电，应（）。

A、在负荷允许的情况下，优先考虑负荷全部由另一台主变供电

B、保持原方式

C、通过调整变电站低压侧供电方式，将用户一路电源调至其他变电站供电

D、通知用户停电

答案

参考答案：C

单项选择题

输入设计应该遵循一定的原则，下列哪项不属于输入设计应该遵循的原则

A．保持满足输入要求的最低量

B．避免重复输入

C．使输人数据直接满足处理的要求而无需转换

D．保证输入数据的速度
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听力题

阅读短文，根据短文内容及首字母提示，在空白处填入一个适当的单词。

Think about two people you know. How would you describe their personalities? Are they the 小题1:s ______ ?Of course not! Everyone is different .Even twins have 小题2:d _______ personalities.

Some people are very outgoing and 小题3:f_______ .They like to be 小题4:w_____ other people all the time. And some people are quiet, maybe even shy. They like to be alone or play with a 小题5:f ______  friends.

Some people worry a lot. They may小题6: w _____about many things. 小题7:H_____,some people don't worry about anything! They 小题8:n_______ mind what is going on next. These people are very relaxed.

Some people are小题9:h _______.They always do their best. They aren't lazy. They always get more chances to have success.

And don't 小题10:f _______ this: Everyone is different.

That means you are special.
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