Where have you been these days, Jack?
杰克，你这几天去哪了？
I've been to Shanghai on business.
我去上海出差了。
I came back just now.
刚刚才回来。
How did you go there?
你怎么去的？
I took the train.
我乘火车去的。
Oh, you look tired.
噢，你看起来很累。
Have a good rest.
好好休息吧。
OK. Thanks.
好的，谢谢。