He is going to China和He is going on to China有什么区别?

问题描述:

He is going to China和He is going on to China有什么区别?
都表示将来的事情吗?
有什么区别马?
Doctor Watson is going on holiday next month.
请问这句和上面那两句有什么区别吗?

第一个是他正准备去中国
第二个是他就快到中国了