1.We should settle our differences by _____ not by war.
A.assignment B. appointment C.compromise D. interview
2.I'm tired of his _____ words.
A.vacant B. spacious C.hollow D. blank
3.He has not the least _____ of giving up his research.
A.intention B. idea C.play D. desire
4.Tom assured his boss that he would _____ all his energies in doing his job.
A.call forth B. call on C. call at D. call off
5.Tom is the most _____ student in class.
A.industrial B. industrious C.industry D. industrialist