17 . There is still no _____ for AIDS . A ) competition B ) cure C ) conclusion D ) infect E ) refund
18 . She won first prize in the _________. A ) competition B ) resent C ) reflective D ) supplier E ) departure
19 . South is _______ north on a compass . A ) representative B ) pretension C ) opposite D ) restored E ) discrepancy
20 . The company certainly has the potential for _________. A ) arbitrary B ) opposite C ) compensation D ) supplier E ) growth