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【简答题】
设代码段如下: int n=10; switch(n){ case 8:n-=1; case 9:n+=1; case 10:n--; case 11:n++; default: ++n; } 则执行上述后,变量n的值是:____。
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【简答题】并联负反馈电路使输入电阻 。
【单选题】Speaker A: Kate, I hate to say goodbye, but I have to. Speaker B: _______.
A.
I hate, too.
B.
Nice meeting you, Kevin. I hope to see you again.
C.
Never mind, you don’t have to say.
【单选题】Why is the word "liveliest" in the title put in quotation marks?
A.
Because it must be emphasized.
B.
Because it stands for Hiroshima.
C.
Because it was what the city was said to be.
D.
Because it was quoted from another article.
【简答题】全波整流输出的直流电压为半波整流的 倍。
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