1、一常见的表示纯否定意义的前缀有：dis-like喜欢 dislike不喜欢agree同意 disagree不同意 appear出现 disappear消失in-complete完整的incomplete不完整的correct准确的 incorrect 不准确的direct直接 indirect间接im-possible可能的impossible不可能的polite 有礼貌的impolite无礼的proper适当的 improper不当的il-legal合法的illegal 不合法的ir-regular 规则的 irregular 不规则的un-happy 开心的 unhappy不快乐的fair
2、 公平的 unfair不公平的non-non-stop a.&ad.不停的,不断地ab-normal正常的 abnormal 反常的即时练习：一、用括号里的单词的适当形式填空。1.Fried foods_(agree)with me.Therefore,I seldom go to KFC.2.I was supposed to arrive at the airport on time._(fortunate),I was held up by the heavy traffic jam.Unfortunately(adv.)不幸地disagree(vt.)不适应3.She still su
3、ffers considerable _(comfort)from her injury.4.They believe in _(violent),simple living and little contact with the modern world.nonviolence(n.)非暴力discomfort(n.)不舒服 5.I am sorry to tell you that there is a slight _(accuracy)in this design.6.Therefore,when they become older they are _(able)to do any
4、other kind of work.unable(adj.)不能的inaccuracy(n.)不准确7.Very early the next morning,amazingly,we got completely satisfied in a totally _(expect)way.8.They create wildly _(usual)baskets in different shapes and colors.unusual(adj.)不平常的unexpected(adj.)意料之外的9.The parcel was returned to the sender because t
5、he directions were _(correct)10.The word“kick”sometimes is used to describe complaint or some kind of _(dissatisfy).dissatisfaction(n.)不满 incorrect(adj.)不准确的11.I wont do the purchase because the price of this dress is _ _(reasonable).12.Loneliness in a gloomy raining day may be _(bear)to him.unbearable(adj.)不可忍受的 不合理的unreasonable(adj.)肯定否定形式及中文意思1.responsible2.selfish3.honest4.ability5.employment6.approval7.important8.lucky9.necessary10.moralirresponsible不负责任的unselfish无私的 dishonest不诚实的inability无能unemployment失业disapproval不赞成unimportant不重要的unlucky不幸运的 unnecessary不必要的immoral不道德的