I DON’T HAVE A SISTER. MY FRIEND DOESN’T HAVE A SISTER, _________.A...

1. - DE KIEM TRA HOC KI 2 LICH SU
DE KIEM TRA HOC KI 2 LICH SU

1. I don’t have a sister. My friend doesn’t have a sister, _________.

A. so B. too C. either D. neither