41. The factory is __________ at a 60% increase in production this year.
A. aiming
B. working
C. developing
D. keeping
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42. Her bitter experience on the island has __________ her into a stronger person.
A. made
B. kept
C. taken
D. turned
43. Mary is so excited because she will __________ her class to make a speech on TV.
A. expose
B. represent
C. draw
D. acquire
44. If you __________ at your search for a job, you are sure to find something suitable in the end.
A. persist
B. persevere
C. accomplish
D. conduct
45. The author of the book has a remarkably keen __________ into human nature.
A. point
B. idea
C. insight
D. goal