You must know Beijing well.
你肯定很熟知北京。
A: How many times have you been to Beijing?
A: 你来北京多少次了？
B: Lots of times. Sometimes for business2, sometimes for holiday.
B: 不少次了。有时来出差，有时来度假。
A: You must know Beijing well now.
A: 你目前对北京肯定很知道了。
B: Well, I get to know it better every time I visit.
B: 哦，我一次比一次更知道北京。
A: That's good. I think it's better when you know a city well.
A: 好。我想当你知道一个城市的时候感觉更好。
B: Yes. You enjoy it more. It's more interesting.
B: 是的。你会更喜欢它。它会更有趣。
Notes:
1. To ask someone4 how often they have done something, you can say: How many times...e1.g. How many times have you been to Beijing? 要问某人做某事做了多少次，你可说：How many times..。比如：How many times have you been to Beijing?
2. If you want to describe5 how welll you know a place, such6 as3 a city, you can say: I get to know it better every time I vist. 假如你想描述你对某地很熟知，譬如一个城市，你可以说：I get to know it better every time I visit 。
