—Did you see Tom yesterday? —No, I ___________ him for a long time.
— So, can you tell me __________ here at noon?— Well, a car hit a bike while I was walking down Center Street.
— I can’t decide __________or not I should encourage my son to be a volunteer.— Why not? It will make him more helpful.
— Grandpa has changed a lot.— So he has. He used to _________ games with the children.
—________do you prepare for an exam?— By going over all my notes.
—What’s wrong with you?—I wasn’t careful enough and _______an old man while walking along the street.