If you are not satisfied with our work, you can complain to the 
manager who is _________ customer service.
A. in honor of B. in case of C. in charge ofD. in need of
By the time I reach the age of sixty, I hope to be healthy enough to travel ___________ .
A. gradually B. frequently C. entirelyD. equally
More ________ information is needed to help us work out the real situation.
A. generous B. reliable C. gratefulD. fluent
What upset us was that our flight was delayed because of the ________ storm.
A. fierce B. legal C. intelligentD. secure
The wide popularity of the Korean music Gangnam Style has _________ heated discussions about people’s tastes nowadays.
A. set aboutB. set asideC. set offD. set down
As a student, I want to use my creativity to _____ possible solutions to the problems I meet with.
A. explainB. express C. ignoreD. explore
