有一 6X6 的方阵,它所含的每个小方格中可填入一个汉字,已有部分汉字填入。现要求该方阵中的每行每列均含有礼、乐、射、御、书、数 6 个汉字,不能重复也不能遗漏。根据上述要求,以下哪项是方阵底行 5 个空格中从左至右依次应填入的汉字 ?
时间:2020-05-08
人气:2277
设数列 {an} 的前 n 项和为 Sn,则 {an} 等差。
(1) S n4=n 2+2n, n=1,2,3
(2) S n4=n 2+ 2n +1,n=1,2,3
时间:2020-05-08
人气:2467
Tom placed the bank notes ,_________the change and receipts ,back in the drawer .
时间:2020-05-07
人气:1850
I don ’t think you'll change his mind ;once he ’s decided on so something he tends to _____it.
时间:2020-05-07
人气:172
In order to live the kind of life we want and to be the person we want to be ,we have to do more than just ________with events .
时间:2020-05-07
人气:1865