12.There _____ nothing to talk about, so everyone in the room remained silent. A: was B: had C: is D: has
12.There _____ nothing to talk about, so everyone in the room remained silent. A: was B: had C: is D: has
一肥料包装袋上印有12-12-12,表明该肥料含有:: 12 N:12P2O5:12 K2O|12%N,12%P,12%K|12%N,12%P2O5 ,12%K2O|12%N2O,12%P2O5 ,12% K2O
一肥料包装袋上印有12-12-12,表明该肥料含有:: 12 N:12P2O5:12 K2O|12%N,12%P,12%K|12%N,12%P2O5 ,12%K2O|12%N2O,12%P2O5 ,12% K2O
【单选题】如下语句的输出分别是什么?printf ("%d %d ", 12, 12 + 45);printf ("%d,%d ", 12, 12 + 45);printf ("%d %d ", 12, 12 + 45);printf ("%d%d ", 12, 12 + 45);printf ("%d.%d ", 12, 12 + 45); A. 12 57 12,57 12 57 12 57 12.57 B. 12 57 12,57 12 57 12 57 12.57 C. 12 57 12,57 12 57 1257 12.57 D. 12 57 12,57 12 57 1257 12.57
【单选题】如下语句的输出分别是什么?printf ("%d %d ", 12, 12 + 45);printf ("%d,%d ", 12, 12 + 45);printf ("%d %d ", 12, 12 + 45);printf ("%d%d ", 12, 12 + 45);printf ("%d.%d ", 12, 12 + 45); A. 12 57 12,57 12 57 12 57 12.57 B. 12 57 12,57 12 57 12 57 12.57 C. 12 57 12,57 12 57 1257 12.57 D. 12 57 12,57 12 57 1257 12.57
在EXCEL中,在某单元格输入’=12*12,然后按Enter键,则在该单元格中显示____ A: =12*12 B: 144 C: 12*12 D: ’=12*12
在EXCEL中,在某单元格输入’=12*12,然后按Enter键,则在该单元格中显示____ A: =12*12 B: 144 C: 12*12 D: ’=12*12
【单选题】设二维随机向量 的联合分布列如表,则 0 1 2 0 1/12 2/12 2/12 1 1/12 1/12 0 2 2/12 1/12 2/12 A. 1/12 B. 2/12 C. 4/12 D. 5/12
【单选题】设二维随机向量 的联合分布列如表,则 0 1 2 0 1/12 2/12 2/12 1 1/12 1/12 0 2 2/12 1/12 2/12 A. 1/12 B. 2/12 C. 4/12 D. 5/12
."12"+34= 2."12"& 34= 3."12"+"34"= 4."12"&"34"=
."12"+34= 2."12"& 34= 3."12"+"34"= 4."12"&"34"=
【单选题】今天是几月几号? A. 12 17 B. 12 12 C. 12 13 D. 12 14
【单选题】今天是几月几号? A. 12 17 B. 12 12 C. 12 13 D. 12 14
12 12
12 12
12A等于()。 A: 12×10-3A B: 12×103A C: 12×10-3mA D: 12×103mA
12A等于()。 A: 12×10-3A B: 12×103A C: 12×10-3mA D: 12×103mA
cat("XY","=","12",sep=",") 的输出结果为? A: XY = 12 B: XY=12 C: XY,=,12 D: XY,= 12
cat("XY","=","12",sep=",") 的输出结果为? A: XY = 12 B: XY=12 C: XY,=,12 D: XY,= 12