(Question)
The hard working man was stuck at home after his injury, he tried to keep bust doing housework but it caused what?  A. get tired  B. pain and suffering  C. fatigue  D. coughing  E. tiredness  The best answer is
(Answer)
B


(Question)
What do professors do to prove their points?  A. teach courses  B. show research  C. school students  D. state facts  E. master physics  The best answer is
(Answer)
D


(Question)
What are you about to do If you're going to study in a library?  A. concentrating  B. concentration  C. settle down  D. read books  E. concentrate  The best answer is
(Answer)
D