If you(Peter) want to introduce yourself to your new friends and your new teachers,you may say：――or――.

If you(Peter) want to introduce yourself to your new friends and your new teachers,you may say：――or――.
If you(Peter) want to introduce yourself to your new friends and your new teachers,you may say：――or――.

If you(Peter) want to introduce yourself to your new friends and your new teachers,you may say：――or――.
Friends:I'm Peter,nice to meet you.I think we may become good friend.
Teachers:My name is Petter.I'm glad to have your class.Your class is very interesting.