Experts have failed to _____ an explanation for the accident.
A. come up with
B. end up with
C. go along with
D. break up with
At a rough ________, our staff is recycling a quarter of the paper used.
A. estimate
B. estimation
C. estimating
D. guesswork
Mrs. Vincent was prudence __________.
A. itself
B. herself
C. by herself
D. of herself
The position of patient service representative requires a wide range of _____, including computer proficiency, multi-tasking, and the ability to work independently.
A. skills
B. crafts
C. arts
D. talents