David is a very friendly and competent teacher. Time always flies fats when we have classes

He is really a great teacher. Every lesson is an individual lesson and not a standard course. Thank you

I had a nice lesson with David. Thank you for the friendly lesson.

You make me think of something in English. That’s the best way to improve my speaking ability. Thank you so much.

Thank you for talking with me.

Thank you, David. I learned some new words from you.