We really need to cool it on the greetings at the beginning of the year. They are not so easy to learn, nor are their responses. In fact, they confuse the hell out of the kids. Here are two links supporting that idea:
https://benslavic.com/blog/2010/08/12/you-lost-me-at-how-are-you/
https://benslavic.com/blog/2009/07/24/3647/