I don't know how to begin to teach Thai language it ofcourse because I don't speak English. I'm afraid you won't understand what I'm going to communicate with you in English. I'm bad.
I do not know how to begin teaching in Thailand, because I'm not good at English. I'm afraid you will not understand what I'm going to talk to you. My English is very bad.
I don't know how to start teaching English because I'm not good at English, I'm afraid you will not understand what I can communicate with you. English is bad. .