The old man lives _________ in the country, but he doesn’t feel _________ at all.

have just had my watch repaired.——How much did they ____ for that?

_____________ leaves the room last ought to turn off the lights.

22．If we know more about _______causes the problem, we may take measures before it is _______late

Only a short-sighted man will lose _______ sight of the importance of education.