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【多选题】
下列关于会计核算软件应当具备的初始化功能，说法正确的是( )。A.
输入需要在本期进行对账的未达项
B.
明确操作人员的岗位分工情况
C.
必须提供必要的方法对输入的初始数据进行正确性校验
D.
定义自动转账凭证
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举一反三
【简答题】rain cats and dogs
【单选题】Why do people use "cats and dogs" to refer to heavy rain?
A.
During heavy rain in the 17th century England, some city became raging rivers carrying a large amount of dead cats and dog, which seems like the cats and dogs are poured with the rain.
B.
In England, there were a large amount of cats and dogs in the streets of many cities.
C.
Cats and dogs like to play around during heavy rain.
【简答题】rain
cats and dogsA. 下倾盆大雨 B. 三伏天
【简答题】m和n是两个不同的质数，m+n+mn的最小值是p，求 m 2 + n 2 p 2 的值．