A. 对 B. 错
A. :Dim a As Double B. :Dim a As Variant C. :Dim a As String D. :a=24
A. He spent too much at supermarkets. B. He ordered too many takeaways. C. He didnt know how to cook. D. He lost his job and had no money
A. 正确 B. 不正确
A. 正确 B. 错误