题目

假设序列对象a的值为 [3, 4, 5, 6, 7, 9, 11, 13, 15, 17] ，那么切片a[1:5] 得到的值是(       ) A . [4,5,6] B . [4,5,6,7] C . [3,4,5,6,7,9] D . [4,5,6,7,9] 答案：B

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