TRYST TEACHER'S SHAME

A Manhattan highschool teacher slept with her student for months and got pregnant with his child but gave him only a barely passing 65 in social studies class, according to a bombshell report obtained by The Post...The 18-year-old boy shrugged off the grade, but couldn't forgive his teacher, Rhianna Ellis, 25, for reneging on her promise to abort the pregnancy...