题型:名词解释 --Where have you _______ all day?--- I came back at noon and I _______ in this office since then.A.been in; had beenB.been in; wasC.been; have beenD.been; am 查看答案
题型:名词解释 下列程序将二维数组a的行和列元素互换后存放到另一个二维数组b中。请填空。main() int a[2][3]=1,2,3),4,5,b[3][2],i,j; for(i=0;i<2;i++) for(j=0;j<30++) ______; 查看答案