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严格的说，不属于节日的具体生产过程的是( )
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如果方程|x|=ax+1有一负根．则a的取值范围是( )．
Eccentric people tend to form into groups because ______.
In the sentence "his successor, John Reid, is busily putting the boot into everyone else, lambasting judges for being soft on crime and scaring the daylights out of his department.", the phrase "scare the daylight out of" is closest in meaning to ______.
已知直线ax-by+3=0（a＞0，b＞0）过圆x2+4x+y2-2y-2y+1=0的圆心，则ab的最大值为（）．
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