证实：verify, prove, substantiate, corroborate, confirm
反驳：refute, disprove, controvert, contradict
支持(认可): endorse, support, encourage, reinforce, countenance, approve
反对(抗议)：oppose, demur, deprecate, quibble, defy
肯定，断言：aver, assert, affirm, proclaim
否定：deny, gainsay, repudiate, disclaim, negate
批评和表扬分别见词汇归类七、八
一、小心谨慎 adj.
wary
cautious
discreet
leery
prudent
meticulous
punctilious
chary
二、仓促，草率 adj.
hasty
premature
cursory
perfunctory
slipshod
facile
