9000 Zaps for any course on https://www.skype-lessons.com/

This lesson is from the 36-hour course on Advanced Grammar, which includes a free 190-page ebook. https://www.skype-lessons.com/courses/master-english-grammar

https://blossom.primal.net/80cd8d9c4c204d9ab1d00485c25b432d80b186b554685c3195544fead5644dd0.mp4