Some people believe that they would be better off more adaptive activities in their leisure time, such as establishing relationships and teaching their children.
—Hi, Mary! Do you know where Jim is? — I think he ________ a lecture in the library.
— Are you sure you won’t come for a drink with us? —_____, if you insist.
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.