My grandfather often told me what he had ___ in the expedition.
They must have been enjoying themselves there, or they _____ so long.
_____ and you will break the world record.
— Where did you live as a child?—— A village _____ by hills on three sides.
Nowhere else, as Tim said, _____ except to the small garden in the backyard after school.
Someday, we are sure to understand the most important things are _____ that can’t always be bought with money.