wonderful后跟不定式还是动名词

后跟动词不定式，例如：

1、It's wonderful to see you见到你真好。

2、The woman I regarded as my fairy godmother was Sybil. She was wonderful to me.被我视为贵人的女子叫西比尔。她待我好极了。

3、It is wonderful to see you so cheerful.看到你这么兴高采烈，真是太好了。