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【简答题】
C51定义一个可位寻址的变量S访问P2口的P2.1引脚的方法是 。
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A.
正确
B.
错误
【单选题】We used to swim in this lake, but now it is seriously ______.
A.
contemplated
B.
contrived
C.
corrupted
D.
contaminated
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A.
正确
B.
错误
【简答题】It is true that shyness can be a disadvantage socially for those who suffer from it seriously. I mean real shyness, not somebody who is simply quiet. Quiet people could be shy, but on the other hand, ...
【判断题】At first, the passengers think it is a practical joke and donot take it seriously.
A.
正确
B.
错误
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