There is nothing to thank me for.

没有什么可谢我的。

Take care of yourself and don't forget to keep in touch.

多多保重。别忘了保持联系。

Good-bye.

再见

No. I've been visiting relatives.

没有，我走亲戚去了。

It's such a nice change.

真实令人高兴的转变。

Should I take the bus?

要乘公共汽车吗？