题目

已知不等式|x－2|＞1的解集与不等式x2＋ax＋b＞0的解集相同，则a＋b的值为________． 答案：－1    . I think your health will soon ______ if you have a holiday on the seaside.     A. give up                 B. pick up          C. take up                     D. get up