—Mom, I can’t see any _________ in studying hard at all the subjects at school.—Come on, dear. Years of hard study and work will surely pay off in the future of your career.
We prefer to measure our football team's success __________ the number of fans attending rather than the number of games won.
__________ in thought, he almost ran into the car in front of him.
__________ in 1636, Harvard is one of the most famous universities in the United States.
When __________, the museum will be open to the public next year.
The research is so designed that once __________ nothing can be done to change it.