A.i *j = 9 B.1 * 9 = 9 C.i * j =i *j D. 9
A.Dim x As Integer B.Dim x As Integer,y As Single C.Var x,y:Integer D.Dim x As Integer,y As Integer
A.最早的程序設(shè)計(jì)語言是匯編語言 B.匯編語言是一種不常用的高級語言 C.高級語言使用助憶符來表示指令 D.機(jī)器語言采用二進(jìn)制代碼編寫程序