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(08年宁夏、海南卷文)已知集合,,则( )
A. (-1,1) B. (-2,1) C. (-2,-1) D. (1,2)
(海南宁夏卷文1)已知集合M ={ x|(x + 2)(x-1) < 0 },N ={ x| x + 1 < 0 },则M∩N =