Good morning, everyone. It's my honor to introduce Professor Waters to you. Professor Waters is from the Unites States of American. She will teach us English this term. Professor Waters is an experienced teacher. She has taught English in many different countries. She is a very good teacher and she is really an expert in English teaching. She is the author of a number of books in this field. So, it is a pleasure for us to have her as our English teacher here. Now, let's welcome her to say a few words to us!