[单项选择题] 下面语句中错误的是________。
A.ReDim Preserve x(10,UBound(x,2)+ 1)
B.ReDim Preserve x(UBound(x,1)+ 1,10)
C.ReDim Preserve y(UBound(y)+ 1)
D.ReDim y(UBound(y)+ 1)
正确答案:B

[单项选择题] 下面语句中错误的是________。
A.ReDim Preserve x(10,UBound(x,2)+ 1)
B.ReDim Preserve x(UBound(x,1)+ 1,10)
C.ReDim Preserve y(UBound(y)+ 1)
D.ReDim y(UBound(y)+ 1)
正确答案:B