Read these sentences and choose both, either, neither. Use of where necessary.
1. There were two pictures on the wall. I didn’t like _______them.
2. I invited Mike and Kate to the party but _____ them came.
3. Kelly has got two sisters and a brother. I have met her brother but I haven’t met _________ her sisters.
Raymond Murphy. English Grammar in Use- Cambridge: CUP, 379p.