hales must come up for air after severalminutes, _______ a few can stay under water for an hour or more.

Can you finish the work well with _________ money and ________ people.

My parents live in a small village. They always keep candles in the house_____there is a power out.

Many kids develop problems from finger sucking that can _________ life-long problems unless _________ properly.

Watching TV is ________ a kind of relaxation, and it also _______ our knowledge.