Was it a big city then?

那时是个大城市吗？

But what did I do then?

但我接下来做了什么呢？

Was it a small village then?

那时是一个小村庄吗？

When do you go to bed, then?

那你什么时候睡觉呢？

Do you want to go tomorrow then?

那你明天想去吗？

Could you explain what happened then?

你能解释一下当时发生了什么吗？

So could you explain what happened then?

那你能解释一下发生了什么吗？

Oh dear. Where did you go for dinner, then?

哦，天哪。那你们去哪儿吃晚饭了？

Cool! We'll meet at ten, then? Cool.?

酷！“那我们十点见？”“酷。”？

My interview's at 9 o'clock. You'll be catching an early train, then?

“我的面试在9点钟。”“那你要赶早班火车了？”