_____ is a great honor to be invited here today.此空填it还是that?
问题描述：
_____ is a great honor to be invited here today.此空填it还是that?
答
It
如果帮到你，请记得采纳，O(∩_∩)O谢谢
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答
it
这里it是形式主语,真正的主语是不定式be invited here