Learning objectives In this period,we are going to: 1.learn the structure of a thank-you letter; 2.know how to organize a thank-you letter; 3.master how to beautify a thank-you letter.Learning objectives In this period, we are going to: 1. learn the structure of a thank-you letter; 2. know how to organize a thank-you letter; 3. master how to beautify a thank-you letter