I’m not sure exactly how much money you’ll receive, but it will ____ cover your major expenses.
Was it through Mary, ______ was working at a high school, ______ you got to know Tom?
The father, ready to retire at an early age, hoped that his eldest son would ______ the family business.
My sister-in-law is the ______ of the information, so it cant be false.
--I believe that more effective measures have to be taken before we can breathe cleaner air. --______. Air pollution has become too serious a problem.
Only when our project has been approved of by the committee ______ to carry it out.