Perri English สอนภาษาอังกฤษ

I have been studying environmental engineering in english program for years.
I used to teach high school students to practice their english exam. I have been an english teacher at Champ Engrish for 2 years. I mostly teach grammar, reading, speaking,listening and conversation in class. and I speak english to teach most of time in class. I can teach both students and working people so feel free to contact me for more details.
Teaching rate: 200baht/hour