i have been there 和 i have been to china为什么一个有to一个没有?

问题描述:

i have been there 和 i have been to china为什么一个有to一个没有?
比如说:i have never been abroad,为什么不说成i have never been to abroad.

there是副词,副词前面不用介词;china为名词,在名词与动词中间一般需要介词,to就是一个介词...