【C16】A．frankB．neutralC．fairD．indifferent

COWARD : BRAVE ::A．empiricist: cognizantB．misanthrope : altruisticC．administrator : fairD．

COWARD : BRAVE ::A．empiricist: cognizantB．misanthrope : altruisticC．administrator : fairD．

【27】A．improperB．riskyC．fairD．wise

The price of this machine is not reasonable.A.helpfulB.kindC.fairD.effective

The tone of the author to Leonardo da Vince is______.A．criticalB．neutralC．curiousD．praisin

The letter in the bottle was actually written by______.A．FrankB．KorotkikhC．Frank"s fatherD