精选优质文档-倾情为你奉上阅读常见词根词缀总结前缀(Prefix)一. 反义词前缀1) un-: uncover, unlock, unhappy, uncomfortable, unrealized, unquestioning, unpredictable, uneven:揭开,开锁,不开心,不舒适,未意识到的,不问是非的,无法预测的,不平坦的2) in-: inadequate, inaccessible, invaluable, inequality不充足的,无法达到的,价值连城的,不平等的3) im-:immodest, impossible, impolite, impractical不谦虚的,不可能的,不礼貌的,不实际的4) il,ir-: illegal, irregular, irreversible不合法的,不规则的,不可逆转的5) de-: decrease, decode, deforestation, deinked, degrade减少,解码,砍树,褪色,降级6) dis-:disagree, disease,