How do you write a thank you letter for teacher?

Dear ,

Teacher

I've decided to write you a small note, thanking you for your help. I enjoyed being taught by you immensely; you are an Excellent teacher and have inspired me to continue learning with an open and positive mind. I appreciate all your hard work, it's meant so much to me.

Once again, thank you so much for your time, expertise and patience!

Yours Sincerely

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