GRE Text Completion: Fundamental 24 Sets-GRE填空基础24套 - 4K11GFVB6C_A9DZN!

When evidence is (i)____________, reasonable people may demur, but when firm scientific proof has been supplied, they should (ii)____________ their opposition. A. rational B. reconsider C. conjectural D. express E. tangible F. augment