Задать 5 типов вопрсов:
Grandma and grandpa held hands ever chance they could.

1) Did grandma or grandpa hold hands every chance  they can? - общий
2) What did grandma and grandpa hold every chance they can? - специальный
3) Did grandma and grandpa or their parents hold hands every chance they can? - альтернативный
4) Who held hands every chance that can be? - к подлежащему
5) Grandma and grandpa held hands every chance they could, didn't they? - разделительный