fromEnglish Grammar Today
We can usenot … everinstead ofnever, butneveris much more common:
She hasneverbeen a friend of ours.(or, less common,She hasn’teverbeen a friendof ours.)
Neverforget where you came from, your family, your childhood friends.(or, less common,Don’teverforget where you came from …)
A:Why don’t you go to college and get a degree?
B:I haven’treallyeverthought about it. I’m too old now anyway. (or, more common,I’veneverreally thought about it.)
Warning:
We don’t usenot … everat the beginning of a statement (in front position):
Neverhad they seen so many strangers in their village all at the same time.
Not:Not ever had they seen so many strangers…