age of 29, Dave was a worker, ina small apartment near Boston and ______ what to do about his future.

the last three decades, the number of peopleparticipating in physical fitness programs ___ sharply

I hear you have to get up early in the morning.—Yes， it is one of the ________ in my family.

The mother ____ tears at the sight of her long lost son, who was sent back by two policemen .

Over the past decades, the population in this countrybecause of the rising birth rate, immigration and the declining death rate