2 Practice
1 Functional language
"The British have a great variety of ways to thank people and showing appreciation for a gift or an act of kindness. Here are ten of them."
1.2 Return thanks < tolearnenglish.com
1.3 Phrases for thanking someone in English
[for directions, invitations, gifts, favours, for offers of help, for expressions of symphaty, for compliments and wishes of success] < phrasemix.com
1.4 Thanking People and Responding to Thanks < a-free-english-course.blogspot.com
1.5 What Your Students Need To Know About Thanking In English < edition.englishclub.com