[填空题]声明Variant变量使用___________语句。

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• ●    The alutation i written fluh with th________margin________pace or line below the inide addre.
• ●    The alutation i written fluh with th________margin________pace or line below the inide addre.
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• ●    Do you feel like ________ to a film or would you rather ________ at home.
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• ●    I am wondering if they are ____ or____.
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• ●    声明Variant变量使用___________语句。
• ●    在文件开头添加________语句后，则所有的变量都必须先声明才能使用
• ●    SQL Server支持两种形式的变量，即_________________变量和_________________变量。