Oh, I went to Beijing.

哦，我去了北京。

Yes, I went to Beijing.

是的，我去了北京。

I went to Beijing recently.

近日我去了北京。

I went to Beijing last week.

上周我去了北京。

I went to Beijing last month.

上个月我去了北京。

I contacted my uncle as soon as I went to Beijing.

我一到北京就和我的大伯联系上了。

He Song and I went to Beijing Zoo in the morning.

贺松和我去了北京动物园。

Last summer I went to Beijing. This year I’m going to Shanghai instead.

去年夏天我去北京, 今年我将要去上海。

I can't tell the difference of Tokyo and Beijing if you asked me now, but I will know if I went to Beijing someday.

如果你现在问我东京和北京什么区别，我是答不上；不过等我去过北京就会知道了。

Every time I went to Beijing, I could not take the nonstop train because it is too expensive.

我每次去北京，都不敢坐直达的车，因为太贵了。