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已知函数y=fxx∈R上任一点x0,fx0处的切线斜率k=x0-3x0+12,则该函数的单调递减区间为()
I don't like ____ (get up) early every day.
说说下列句子运用的修辞手法
“这里的风沙真讨厌!”小云雀埋怨地说。____