虽然新GRE考试词汇意义的考察减少了，但是更加注重实际语言能力的考察了，所以同学们绝对不能放松对词汇的学习，以下是有关impugn的考法及近义词和反义词的整理。
impugn: 表示怀疑; to criticize or challenge as false or questionable in nature
1) to attack with words; to question the truthfulness or integrity
2) to challenge as false, to assail
impugn <> uphold 指责，攻击，反对<>支持
impugn <> consent
impugn <> extol 9
impugn <> vindicate 责难<>辩护
impugn <> champion攻击，指责<>拥护，支持
impugn <> endorse 攻击，指责<>认可
impugn <> approve, laud, compliment
impugn <> appease
impugn <> grantant
impugn = charge yMduwww.examw.com
impugn 责难, 非难, 驳斥 <> champion/vindicate/endorse
impugn (criticize) <> uphold (support) should be correct rather than appease (soothe).
inviolable<>impugn 不可侵犯的,不可征服的<>指责
The defense lawyer impugned the witness’s testimony, which set back the prosecution’s case.
If I believe the man is a fraud I will impugn his comments.
【考法1】v. 责难，攻击抨击： to attack as false or questionable; challenge in argument
【例】impugn a political opponent’s character 就政治对手的人品发难
【近】 attack, assail, contradict, contravene, cross, disaffirm, deny, gainsay, negate, negative, traverse onm
【反】 advocate, back, support, uphold 支持;authenticate 证实，证明
新GRE考试很多考生已经体验过，根据ETS的考察方向及考生的反应，新ETS对单词的考察并没有降低反而还有所提高，因此备考新ETS考试词汇仍是迫在眉睫的问题，只有精确熟练的掌握了词汇，才可能在征服新GRE考试的道路上立于不败之地。
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