“你们可以叫我刘老师，就像我过去的学生一样”这句话的英文怎么说？

You guys can call me Mr. Liu (like my former students.)

Ex-students, previous students. past students..

*~Rookie~* hopefully i answered ur question

my students in the past

可以用old或者used

you can call me teacher Liu, like my students in past.

You can call me Mr.(Mrs.)Liu, like my former students did.

you can call me MR.liu as like the students which i taught them before