A . A.2,4,6,8,10,12,16,18,20,28,30B . 6,2,10,4,8,12,28,30,20,16,18C . 12,2,10,20,6,18,4,16,30,8,28D . 30,10,20,12,2,4,16,6,8,28,18
答案: <查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索