it is a good place to have fun

问题描述:

it is a good place to have fun
to 是介词,后面不是应该用ving吗?为什么用have而不用having

to have fun 这里是动词不定式结构,作后置定语,修饰前面的place,这里的to不是介词,而是动词不定式符号.