That is _______( she ) sister. 2. Lily is _______ ( Lucy ) sister. 3.Tom, this is _____ ( me ) cousin, Mary. 4. Now _____________(she) parents are in America. 5.Those are _____ ( I ) father's students. 6.Do you know ______ ( it ) name? 7.Mike and Tom __________ ( be ) friends. 8.Thanks for helping ________( I ). 9. Mary's mother is ______(we) teacher. 10.This is his book, ______(my) is on the table.