急~~haveknown和know
-Really nice to have known you.I'm going to miss you. -Don't forget to give me a ring,will you? 句中的to have known为何不能换成to know？我知道是完成时，但我们也有说nice to meet you之类的。麻烦解释详细点，谢谢！
可以换成to know you.