I’m afraid he is more of a talker than a doer, which is _________ he never finishes anything.
It suddenly occurred to Anne that money couldn’t ____ all that Bob had suffered in the past five years.
Wind power is an ancient source of energy ____we may return in the near future.
Without the ____ of my friends, how could my company have lived through the hard times.
___ with various research projects, that scientist can’t even find time to visit his parents.
— Thank God you’re safe!— I stepped back, just ____ to avoid the racing car.