【单选题】下列程序段的执行结果为 ______。 Dim m(3,3)As Integer Dim i As Integer Dim j As Integer Dim K As Integer For i=1 To 3 m(i,i)=i Next For i=0 To 3 For j=0 To 3 x=x+m(i,j) Next Next Print x
【判断题】采用双硫腙比色法测废水中的汞,加入 EDTA 可消除铜离子的干扰。
【单选题】Which is bigger, the sun _________ the moon?
【判断题】质地轻的土壤如沙地; 或表土浅薄,下有粘土盘,其保水保肥性差,宜少量多次灌溉。
【单选题】Which is bigger, Sun or Earth?
【单选题】下列程序段的执行结果为______。 Dim m(3,3)As Integer Dim i As Integer Dim j As Integer Dim x As Integer For i=1 To 3 m(i,i)=i Next For i=0 T0 3 For j=0 To 3 x=x+m(i, j) Next Next Print x
【单选题】Which is bigger , elephant or horse ?
【单选题】中国近代史上把长江流域划为其势力范围的国家是( )。