unabated" in paragraph 6 is OPPOSITE in meaning to______.,,,,constrained|==attenuated|curtailed|arrested">
2
ephemeral" in paragraph 2 is OPPOSITE in meaning to _______.,,,,transient|==enduring|endless|interminable">
8
efficacious" in paragraph 3 could be best replaced by _______.,,,,beneficial|productive|advantageous|==effective">
14
Their" in paragraph 2 refers to _______.,,,,Choices|==Analysts|Materials|Consumers">
16
their" in paragraph 3 refers to _______.,,,,==conservationists|interventions|consequences|the findings">
18
playing Russian roulette" in paragraph 2 could be replaced by _______.,,,,confronting dangers|making choices|facing challenges|==taking severe risks">
38