After working for two hours, I found       impossible to complete the paper in time.

The old man has expected to see all his children when he was in hospital, but ______ came to see him.

There is ________wrong with my bike. I have to walk .

— Why did you give up the job in America?— Because I don’t want to stay far away from my girlfriend. You know, she means ______ to me.

When Kerry and Sam met again two years later, each was pleased to see ________.