I have not heard from you for some time ,so 怎么接句子?

I have not heard from you for some time ,so 怎么接句子?
I have not heard from you for some time ,so 怎么接句子?

I have not heard from you for some time ,so 怎么接句子?
so what happened?

so it's so surprise for me to meet you in person here.(所以在这遇到你感到真惊喜)

how are you doing these days.

how are you doing？

so i worried about you或者so i want to know something about you urgently