这个要根据上下文来的吧
Do you have the magazine?你有这本杂志吗?(说明上文提到过是本什么杂志)
No,I don't have a magazine.没,我一本杂志都没有.(强调一本也没有,不光这本没有,别的也没有)
如果改成:
Do you have the magazine?你有这本杂志吗?
No,I don't have the magazine.没,我没有这本杂志.(说不定有其他杂志)
如果再改成:
Do you have a magazine?你有本杂志吗?(随便哪一本都可以)
No,I don't have a magazine.没,我一本杂志也没有.