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【单选题】
方框图化简时,串联连接方框总的输出量为各方框图输出量的
A.
乘积
B.
代数和
C.
加权平均
D.
平均
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【判断题】同或运算的逻辑功能是,同出1,异出0
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【单选题】The author mentioned a popular song_______.
A.
to compare the Northern and Southern presidents
B.
to illustrate the Northern love of music
C.
to emphasize the cultural differences between the North and the South
D.
to give an example of a Northern attitude towards the South
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