题目

 The weather turned out to be fine yesterday; I _____ the trouble to carry my umbrella with me.   A. shouldn’t have taken                         B. couldn’t have taken C. needn’t have taken                                  D. mustn’t have taken 答案:C某中学举行歌咏比赛,以班为单位参赛,评委组的各位评委给九(三)班的演唱打分情况为:89、92、92、95、95、96、97、,从中去掉一个最高分和一个最低分,余下的分数的平均数是最后得分,则该班的得分为     .
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