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1、第一节否定意义前缀1•纯否定前缀a>an-,dis>in-,ig-,il・，im・，ir-9non-,un-:nota-/an-:symmetryAasymmetrysexual►asexualtheismAatheismpathetic►apatheticsocialAasocialdis-:order►honest►appear►organized-►passionatedisorderdishonestdisappeardisorganizeddispassionatein-,ig>1I-,im-,ir-:capaoiealn
2、capaoiesensitive►insensitivenobleAignoblelogical►illogicalmoral►immoralmortal►immortalpurityAimpurityreversibleAirreversiblenon-:existent——►nonexistentstop——Anonstopfiction—►nonfictionviolent—Anonviolentun-:real—►unrealfortunate—Aunfortunatespecialized——►unspecializedc
3、ivilizededucatedAuncivilized>uneducated???in-/un-Unapt=inaptUnrcligious=irrcligiousUnexpressive=inexpressiveInexpressibleUnpractical=impracticalImpracticable通常不用在贬义词前KindunkindWorthyunworthyFoolishcleverUglybcautifiilBadgood
4、2.
5、in-/im-开头的字用un■否定unimportantuninhabitable
6、〔3.
7、后缀・ate,-ent,-ant,-ite,-ible的单词，多用in■否定Inadequateirrelevantindependentindefiniteindefensible
8、4.后缀・ablc,-cd,-ful,-ing,-ory,-some的单词，多用un■否定UnableundecidedunsuccessfulunceasingunsatisfactorySpecialexamples:UnlikedislikeUnmoralimmoralamoralUncomfortablediscomfortun-2.倒
9、转意义前缀reversingprefix:de-,dis-,De-:toremove,toreversetheeffectofanactionFrost►defrostCeler(stem)—►decelerateCentralize►decentralizeFend►defendCompose►decomposeCode►decodeDis-:toreverse,toremoveCourage►discourageConnect►disconnectArm►disarmOrganize►disorganizeProof►dispr
10、oofUn-:toreversesomeactionorstateHookFoldFastenLockLoadWrapsayunhookunfoldunfastenunlockunloadunwrapunsayAnti-/ant-:PathosthesiswararcticbodybioticabortionantipathyantithesisantiwarAntarcticantibodyantibioticantiabortion3・反对前缀anti-,contra-,counter-,ob-:against,opposite
11、tocontro-,contra-,contrc-contradictioncontrapositioncontravenccontrovertdiction►position►vene(stemcome)-►vert(stemturn)—►counter-:uuumciavibalanceAcounterbalancepart►counterpartproductiveAcounterproductiveclockwise►counterclockwiseob-,oc-,ofop-:ject(stem)objectfendpre
12、ssAoppressoffendSpecialexamples:a-:notatonalplacewhereashoreastateasleepawakealivedis:notdisapprovedisobeyreverse/rem
