初中英语词根词缀大全单选题100道及答案解析

初中英语词根词缀大全单选题100道及答案解析1.Theword“biology”containstheroot“bio-”whichmeans______.A.lifeB.twoC.waterD.lightAnswer:AExplanation:“Bio-”meanslife.Forexample,“biography”(传记)relatestothelifeofaperson.2.Theword“telephone”hastheprefix“tele-”whichmeans______.A.farB.nearC.underD.overAnswer:AExplanation:“Tele-”meansfarordistant.Atelephoneallowscommunicationoveradistance.3.Theroot“port”intheword“transport”means______.A.carryB.seeC.speakD.buildAnswer:AExplanation:“Port”oftenmeanstocarryormove.“Transport”meanstocarryfromoneplacetoanother.4.Intheword“unhappy”,theprefix“un-”means______.A.veryB.notC.againD.moreAnswer:BExplanation:Theprefix“un-”usuallyindicatesnegationortheoppositemeaning.“Unhappy”meansnothappy.5.Theword“preview”consistsoftheprefix“pre-”whichmeans______.A.afterB.beforeC.duringD.withoutAnswer:BExplanation:“Pre-”meansbefore.Topreviewsomethingistoseeorexamineitbefore.6.Theroot“vis”intheword“visible”means______.A.soundB.sightC.smellD.touchAnswer:BExplanation:“Vis”isrelatedtosightorseeing.Somethingvisiblecanbeseen.7.Theprefix“dis-”intheword“dislike”means______.A.apartB.oppositeC.wrongD.badAnswer:BExplanation:“Dis-”oftenindicatestheoppositeornegative.“Dislike”meansnotlike.8.Theword“microscope”containstheprefix“micro-”whichmeans______.A.smallB.bigC.manyD.fewAnswer:AExplanation:“Micro-”indicatessmall.Amicroscopeisusedtoviewverysmallobjects.9.Theroot“log”intheword“dialogue”means______.A.wordB.thoughtC.studyD.talkAnswer:DExplanation:“Log”isrelatedtotalkorspeech.“Dialogue”isaconversationbetweentwoormorepeople.10.Theprefix“re-”intheword“rewrite”means______.A.newB.againC.firstD.lastAnswer:BExplanation:“Re-”oftenmeansagain.Torewriteistowriteagain.11.Theword“postcard”hastheprefix“post-”whichmeans______.A.beforeB.afterC.nearD.farAnswer:BExplanation:“Post-”meansafter.Apostcardissentafteratriporevent.12.Theroot“scrib”intheword“describe”means______.A.drawB.writeC.readD.countAnswer:BExplanation:“Scrib”isrelatedtowriting.Todescribeistowriteortellaboutsomething.13.Theprefix“in-”intheword“incorrect”means______.A.insideB.notC.intoD.veryAnswer:BExplanation:“In-”oftenindicatesnegation.“Incorrect”meansnotcorrect.14.Theword“automobile”containstheprefix“auto-”whichmeans______.A.selfB.otherC.manyD.fewAnswer:AExplanation:“Auto-”meansself.Anautomobilemovesbyitself.15.Theroot“phon”intheword“telephone”means______.A.soundB.lightC.colorD.shapeAnswer:AExplanation:“Phon”isrelatedtosound.Atelephonetransmitssound.16.Theprefix“super-”intheword“supermarket”means______.A.belowB.aboveC.insideD.outsideAnswer:BExplanation:“Super-”meansaboveorbeyond.Asupermarketisalargestorewithawiderangeofgoods.17.Theword“import”hastheprefix“im-”whichisavariantof______.A.in-B.un-C.dis-D.re-Answer:AExplanation:“Im-”isaformof“in-”andoftenindicatesmovementintoortowards.18.Theroot“ject”intheword“reject”means______.A.throwB.holdC.breakD.joinAnswer:AExplanation:“Ject”isrelatedtothrowingorcasting.Torejectistothrowawayorrefuse.19.Theprefix“anti-”intheword“antibiotic”means______.A.forB.againstC.withD.withoutAnswer:BExplanation:“Anti-”meansagainst.Anantibioticisusedagainstbacteria.20.Theword“circumstance”containstheprefix“circum-”whichmeans______.A.aroundB.insideC.outsideD.betweenAnswer:AExplanation:“Circum-”meansaround.Circumstancereferstotheconditionsorfactsthatsurroundasituation.21.Theroot“graph”intheword“photograph”means______.A.pictureB.wordC.numberD.soundAnswer:AExplanation:“Graph”isrelatedtowritingordrawing,ofteninthesenseofapictureorrecord.Aphotographisapicturetakenwithacamera.22.Theprefix“multi-”intheword“multiply”means______.A.oneB.twoC.manyD.fewAnswer:CExplanation:“Multi-”indicatesmany.Tomultiplyistoincreaseinnumberbymanytimes.23.Theword“beneath”containstheprefix“be-”whichhasasimilarmeaningto______.A.underB.overC.beforeD.afterAnswer:AExplanation:“Be-”in“beneath”givesthesenseofunderorbelow.24.Theroot“mit”intheword“submit”means______.A.sendB.keepC.takeD.giveAnswer:AExplanation:“Mit”isrelatedtosendingorlettinggo.Tosubmitistosendorpresentsomething.25.Theprefix“ex-”intheword“export”means______.A.inB.outC.upD.downAnswer:BExplanation:“Ex-”oftenmeansout.Toexportistosendgoodsoutofacountry.26.Theword“homogeneous”containstheroot“homo-”whichmeans______.A.sameB.differentC.manyD.fewAnswer:AExplanation:“Homo-”meansthesame.Somethinghomogeneousisofthesamekindornature.27.Theprefix“inter-”intheword“interrupt”means______.A.betweenB.withinC.withoutD.beyondAnswer:AExplanation:“Inter-”indicatesbetweenoramong.Tointerruptistocomebetweenandbreakthecontinuity.28.Theroot“cept”intheword“exception”means______.A.takeB.giveC.holdD.leaveAnswer:AExplanation:“Cept”isrelatedtotakingorreceiving.Anexceptionissomethingtakenoutorexcluded.29.Theprefix“sub-”intheword“subway”means______.A.aboveB.underC.beforeD.afterAnswer:BExplanation:“Sub-”oftenmeansunderorbeneath.Asubwayisatransportationsystemthatrunsundertheground.30.Theword“symmetry”containstheroot“sym-”whichmeans______.A.alikeB.unlikeC.togetherD.apartAnswer:CExplanation:“Sym-”meanstogetherorwith.Symmetrymeansthequalityofhavingpartsthatmatcheachotherinsize,shape,andposition.31.Theprefix“peri-”intheword“perimeter”means______.A.aroundB.insideC.outsideD.betweenAnswer:AExplanation:“Peri-”meansaround.Theperimeteristheboundaryorouteredgearoundsomething.32.Theroot“gress”intheword“progress”means______.A.goB.stopC.comeD.waitAnswer:AExplanation:“Gress”isrelatedtogoingormovingforward.Progressmeanstomoveforwardorimprove.33.Theprefix“co-”intheword“cooperate”means______.A.togetherB.apartC.againstD.forAnswer:AExplanation:“Co-”oftenindicatestogether.Tocooperateistoworktogether.34.Theword“monologue”containstheroot“mono-”whichmeans______.A.oneB.twoC.manyD.fewAnswer:AExplanation:“Mono-”meansone.Amonologueisaspeechbyoneperson.35.Theprefix“proto-”intheword“prototype”means______.A.firstB.lastC.newD.oldAnswer:AExplanation:“Proto-”meansfirstororiginal.Aprototypeisthefirstororiginalmodelofsomething.36.Theroot“lat”intheword“translate”means______.A.carryB.bringC.bearD.moveAnswer:DExplanation:“Lat”isrelatedtocarryingormoving.Totranslateistomovethemeaningfromonelanguagetoanother.37.Theprefix“hyper-”intheword“hyperactive”means______.A.lessB.moreC.normalD.slowAnswer:BExplanation:“Hyper-”indicatesmorethannormalorexcessive.Ahyperactivepersonisoverlyactive.38.Theword“centipede”containstheroot“cent-”whichmeans______.A.hundredB.thousandC.tenD.oneAnswer:AExplanation:“Cent-”isrelatedtoahundred.Acentipedehasmanylegs,butnotexactlyahundred.39.Theprefix“mal-”intheword“malfunction”means______.A.goodB.badC.bigD.smallAnswer:BExplanation:“Mal-”meansbadorwrongly.Amalfunctionisabadorincorrectfunctioning.40.Theroot“dic”intheword“predict”means______.A.sayB.showC.hearD.thinkAnswer:AExplanation:“Dic”isrelatedtosayingorspeaking.Topredictistosayordeclareinadvance.41.Theprefix“pseudo-”intheword“pseudonym”means______.A.realB.falseC.trueD.originalAnswer:BExplanation:“Pseudo-”meansfalseornotgenuine.Apseudonymisafalsename.42.Theword“quadruple”containstheroot“quadr-”whichmeans______.A.twoB.threeC.fourD.fiveAnswer:CExplanation:“Quadr-”meansfour.Quadruplemeanstoincreasefourtimes.43.Theprefix“semi-”intheword“semifinal”means______.A.halfB.fullC.doubleD.tripleAnswer:AExplanation:“Semi-”meanshalf.Asemifinalisacompetitionthatishalfwaytothefinal.44.Theroot“scrib”intheword“inscribe”means______.A.writeB.readC.speakD.listenAnswer:AExplanation:“Scrib”isrelatedtowriting.Toinscribeistowriteorcarvesomething.45.Theprefix“contra-”intheword“contradict”means______.A.withB.forC.againstD.alongAnswer:CExplanation:“Contra-”meansagainstoropposite.Tocontradictistosaytheoppositeofsomething.46.Theword“pentagon”containstheroot“penta-”whichmeans______.A.threeB.fourC.fiveD.sixAnswer:CExplanation:“Penta-”meansfive.Apentagonisashapewithfivesides.47.Theprefix“omni-”intheword“omnipotent”means______.A.allB.noneC.someD.mostAnswer:AExplanation:“Omni-”meansalloreverywhere.Omnipotentmeanshavingallpower.48.Theroot“vert”intheword“convert”means______.A.turnB.stayC.goD.comeAnswer:AExplanation:“Vert”isrelatedtoturningorchangingdirection.Toconvertistochangeorturnintosomethingelse.49.Theprefix“ultra-”intheword“ultraviolet”means______.A.beyondB.withinC.underD.overAnswer:AExplanation:“Ultra-”meansbeyondorextremely.Ultravioletislightbeyondthevioletendofthevisiblespectrum.50.Theword“hexagon”containstheroot“hex-”whichmeans______.A.twoB.threeC.fourD.sixAnswer:DExplanation:“Hex-”meanssix.Ahexagonisashapewithsixsides.51.Theprefix“de-”intheword“decrease”means______.A.upB.downC.inD.outAnswer:BExplanation:“De-”oftenindicatesareductionordownwardmovement.Todecreaseistobecomelessorgodowninamountordegree.52.Theroot“tract”intheword“attract”means______.A.pullB.pushC.holdD.letAnswer:AExplanation:“Tract”isrelatedtopullingordrawing.Toattractistopullordrawtowardsoneself.53.Theprefix“en-”intheword“enable”means______.A.outB.inC.beforeD.afterAnswer:BExplanation:“En-”canmeantocauseorputintoacertainstate.Toenableistomakepossibleorputinapositiontodosomething.54.Theword“octopus”containstheroot“octo-”whichmeans______.A.twoB.threeC.eightD.tenAnswer:CExplanation:“Octo-”meanseight.Anoctopushaseighttentacles.55.Theprefix“fore-”intheword“foresee”means______.A.beforeB.afterC.duringD.withoutAnswer:AExplanation:“Fore-”indicatesbeforeorinfront.Toforeseeistoseeorknowbeforesomethinghappens.56.Theroot“rupt”intheword“interrupt”means______.A.breakB.joinC.buildD.destroyAnswer:AExplanation:“Rupt”isrelatedtobreakingorbursting.Tointerruptistobreakthefloworcontinuity.57.Theprefix“pre-”intheword“precaution”means______.A.afterB.beforeC.duringD.withoutAnswer:BExplanation:“Pre-”meansbefore.Aprecautionissomethingdonebeforetopreventoravoidaproblem.58.Theword“nonstop”containstheprefix“non-”whichmeans______.A.notB.veryC.moreD.lessAnswer:AExplanation:“Non-”indicatesnegationorabsence.Nonstopmeanswithoutstoppingornotinterrupted.59.Theroot“serv”intheword“preserve”means______.A.keepB.throwC.seeD.hearAnswer:AExplanation:“Serv”isrelatedtokeepingorprotecting.Topreserveistokeepsomethinginitsoriginalstateorprotectit.60.Theprefix“post-”intheword“postpone”means______.A.beforeB.afterC.duringD.withoutAnswer:BExplanation:“Post-”meansafter.Topostponeistoputsomethingtoalatertimeaftertheoriginallyplannedtime.61.Theword“heptagon”containstheroot“hept-”whichmeans______.A.fiveB.sixC.sevenD.eightAnswer:CExplanation:“Hept-”meansseven.Aheptagonisapolygonwithsevensides.62.Theprefix“re-”intheword“rebuild”means______.A.againB.firstC.lastD.newAnswer:AExplanation:“Re-”oftenindicatesrepetitionordoingsomethingagain.Torebuildistobuildagain.63.Theroot“leg”intheword“delegate”means______.A.sendB.chooseC.speakD.readAnswer:AExplanation:“Leg”isrelatedtosendingorappointing.Adelegateissomeonesentorappointedtorepresentothers.64.Theword“quadrant”containstheroot“quadr-”whichmeans______.A.twoB.threeC.fourD.fiveAnswer:CExplanation:“Quadr-”meansfour.Aquadrantisoneoffourequalpartsintowhichacircleorothershapeisdivided.65.Theword“decade”containstheroot“dec-”whichmeans______.A.tenB.twentyC.thirtyD.fortyAnswer:AExplanation:“Dec-”meansten.Adecadeisaperiodoftenyears.66.Theprefix“mis-”intheword“misunderstand”means______.A.wrongB.rightC.goodD.badAnswer:AExplanation:“Mis-”indicateswrongorincorrect.Tomisunderstandistounderstandwrongly.67.Theroot“vid”intheword“provide”means______.A.seeB.giveC.takeD.knowAnswer:AExplanation:“Vid”isrelatedtoseeingorobserving.“Provide”impliesmakingsomethingvisibleoravailable.68.Theprefix“uni-”intheword“unicycle”means______.A.oneB.twoC.threeD.manyAnswer:AExplanation:“Uni-”meansone.Aunicyclehasonlyonewheel.69.Theword“polygon”containstheroot“poly-”whichmeans______.A.manyB.fewC.oneD.twoAnswer:AExplanation:“Poly-”meansmany.Apolygonisaclosedfigurewithmanysides.70.Theprefix“a-”intheword“asleep”means______.A.onB.inC.atD.notAnswer:DExplanation:“A-”in“asleep”hasanegativeorprivativesense,meaningnot.71.Theroot“mit”intheword“emit”means______.A.sendoutB.bringinC.holdbackD.keepupAnswer:AExplanation:“Mit”meanstosendoutorrelease.Toemitistogiveofforsendforth.72.Theprefix“per-”intheword“permeate”means______.A.throughB.aroundC.aboveD.belowAnswer:AExplanation:“Per-”meansthrough.Topermeateistopassthroughsomething.73.Theword“septagon”containstheroot“sept-”whichmeans______.A.fiveB.sixC.sevenD.eightAnswer:CExplanation:“Sept-”meansseven.Aseptagonhassevensides.74.Theprefix“dis-”intheword“disappear”means______.A.appearB.notC.againD.veryAnswer:BExplanation:“Dis-”indicatesnegationortheopposite.Todisappearistonotbevisibleanymore.75.Theroot“tract”intheword“extract”means______.A.pullB.pushC.holdD.letAnswer:AExplanation:“Tract”isrelatedtopullingordrawing.Toextractistopullordrawout.76.Theprefix“bene-”intheword“benefit”means______.A.goodB.badC.manyD.fewAnswer:AExplanation:“Bene-”meansgoodorwell.Abenefitissomethingthatisgoodorhelpful.77.Theword“octave”containstheroot“oct-”whichmeans______.A.eightB.nineC.tenD.elevenAnswer:AExplanation:“Oct-”meanseight.Anoctaveisamusicalintervalspanningeightnotes.78.Theprefix“pro-”intheword“propose”means______.A.beforeB.afterC.againstD.forAnswer:AExplanation:“Pro-”canmeanforwardorbefore.Toproposeistoputforwardorsuggestbefore.79.Theroot“cept”intheword“concept”means______.A.takeB.giveC.thinkD.speakAnswer:AExplanation:“Cept”isrelatedtotakingorreceiving.Aconceptissomethingtakenorformedinthemind.80.Theprefix“circum-”intheword“circumnavigate”means______.A.aroundB.throughC.overD.underAnswer:AExplanation:“Circum-”meansaround.Tocircumnavigateistotravelallthewayaroundsomething.81.Theword“nanometer”containstheprefix“nano-”whichmeans______.A.verysmallB.verylargeC.mediumD.longAnswer:AExplanation:“Nano-”indicatesverysmallmeasurements.Ananometerisanextremelysmallunitoflength.82.Theprefix“anti-”intheword“antifreeze”means______.A.forB.againstC.withD.withoutAnswer:BExplanation:“Anti-”meansagainst.Antifreezeisusedagainstfreezing.83.Theroot“cur”intheword“curious”means______.A.runB.careC.seeD.hearAnswer:BExplanation:“Cur”isrelatedtocareorinterest.Tobecuriousistohavecareorinterestinsomething.84.Theprefix“hyper-”intheword“hyperbole”means______.A.overB.underC.withinD.withoutAnswer:AExplanation:“Hyper-”meansexcessiveorover.Hyperboleisanexaggeratedstatement.85.Theword“pentagram”containstheroot“penta-”whichmeans______.A.threeB.fourC.fiveD.sixAnswer:CExplanation:“Penta-”meansfive.Apentagramisafive-pointedstar.86.Theprefix“omni-”intheword“omnivore”means______.A.allB.someC.fewD.manyAnswer:AExplanation:“Omni-”meansall.Anomnivoreeatsallkindsoffood.87.Theroot“loc”intheword“allocate”means______.A.placeB.timeC.personD.thingAnswer:AExplanation:“Loc”isrelatedtoplaceorlocation.Toallocateistodistributeorplacesomethinginaparticularplaceorforaparticularpurpose.88.Theprefix“ultra-”intheword“ultramodern”means______.A.veryB.beyondC.underD.overAnswer:BExplanation:“Ultra-”meansbeyondorextremely.Ultramodernisextremelymodern.89.Theword“hexagram”containstheroot“hex-”whichmeans______.A.twoB.threeC.fourD.sixAnswer:DExplanation:“Hex-”meanssix.Ahexagramisasix-pointedstar.90.Theprefix“de-”intheword“decode”means______.A.putonB.takeawayC.makeupD.breakdownAnswer:BExplanation:“De-”oftenmeanstoremoveorreverse.Todecodeistotakeawaythecodeormakeitunderstandable.91.Theroot“struct”intheword“